fix(usage): prevent gaps in request trend fill by matching point colors

feat: 优化配额管理页面 UI 与交互

.gitignore

@@ -11,6 +11,8 @@ usage.json
 CLAUDE.md
 AGENTS.md
 antigravity_usage.json
+codex_usage.json
+style.md
 
 node_modules
 dist

package-lock.json

@@ -12,6 +12,7 @@
         "@uiw/react-codemirror": "^4.25.3",
         "axios": "^1.13.2",
         "chart.js": "^4.5.1",
+        "gsap": "^3.14.2",
         "i18next": "^25.7.1",
         "react": "^19.2.1",
         "react-chartjs-2": "^5.3.1",
@@ -3194,6 +3195,12 @@
         "url": "https://github.com/sponsors/ljharb"
       }
     },
+    "node_modules/gsap": {
+      "version": "3.14.2",
+      "resolved": "https://registry.npmjs.org/gsap/-/gsap-3.14.2.tgz",
+      "integrity": "sha512-P8/mMxVLU7o4+55+1TCnQrPmgjPKnwkzkXOK1asnR9Jg2lna4tEY5qBJjMmAaOBDDZWtlRjBXjLa0w53G/uBLA==",
+      "license": "Standard 'no charge' license: https://gsap.com/standard-license."
+    },
     "node_modules/has-flag": {
       "version": "4.0.0",
       "dev": true,

package.json

@@ -7,7 +7,7 @@
     "dev": "vite",
     "build": "tsc && vite build",
     "preview": "vite preview",
-    "lint": "eslint . --ext ts,tsx --report-unused-disable-directives --max-warnings 0",
+    "lint": "eslint . --ext ts,tsx --report-unused-disable-directives",
     "format": "prettier --write \"src/**/*.{ts,tsx,css,scss}\"",
     "type-check": "tsc --noEmit"
   },
@@ -16,6 +16,7 @@
     "@uiw/react-codemirror": "^4.25.3",
     "axios": "^1.13.2",
     "chart.js": "^4.5.1",
+    "gsap": "^3.14.2",
     "i18next": "^25.7.1",
     "react": "^19.2.1",
     "react-chartjs-2": "^5.3.1",

src/App.tsx

@@ -1,16 +1,6 @@
 import { useCallback, useEffect, useState } from 'react';
-import { HashRouter, Navigate, Route, Routes } from 'react-router-dom';
+import { HashRouter, Route, Routes } from 'react-router-dom';
 import { LoginPage } from '@/pages/LoginPage';
-import { DashboardPage } from '@/pages/DashboardPage';
-import { SettingsPage } from '@/pages/SettingsPage';
-import { ApiKeysPage } from '@/pages/ApiKeysPage';
-import { AiProvidersPage } from '@/pages/AiProvidersPage';
-import { AuthFilesPage } from '@/pages/AuthFilesPage';
-import { OAuthPage } from '@/pages/OAuthPage';
-import { UsagePage } from '@/pages/UsagePage';
-import { ConfigPage } from '@/pages/ConfigPage';
-import { LogsPage } from '@/pages/LogsPage';
-import { SystemPage } from '@/pages/SystemPage';
 import { NotificationContainer } from '@/components/common/NotificationContainer';
 import { SplashScreen } from '@/components/common/SplashScreen';
 import { MainLayout } from '@/components/layout/MainLayout';
@@ -74,26 +64,13 @@ function App() {
       <Routes>
         <Route path="/login" element={<LoginPage />} />
         <Route
-          path="/"
+          path="/*"
           element={
             <ProtectedRoute>
               <MainLayout />
             </ProtectedRoute>
           }
-        >
-          <Route index element={<DashboardPage />} />
-          <Route path="dashboard" element={<DashboardPage />} />
-          <Route path="settings" element={<SettingsPage />} />
-          <Route path="api-keys" element={<ApiKeysPage />} />
-          <Route path="ai-providers" element={<AiProvidersPage />} />
-          <Route path="auth-files" element={<AuthFilesPage />} />
-          <Route path="oauth" element={<OAuthPage />} />
-          <Route path="usage" element={<UsagePage />} />
-          <Route path="config" element={<ConfigPage />} />
-          <Route path="logs" element={<LogsPage />} />
-          <Route path="system" element={<SystemPage />} />
-          <Route path="*" element={<Navigate to="/" replace />} />
-        </Route>
+        />
       </Routes>
     </HashRouter>
   );

src/components/common/PageTransition.scss

@@ -0,0 +1,39 @@
+@use '@/styles/variables.scss' as *;
+
+.page-transition {
+  position: relative;
+  flex: 1 1 auto;
+  display: flex;
+  flex-direction: column;
+  min-height: 0;
+  overflow: hidden;
+
+  &__layer {
+    display: flex;
+    flex-direction: column;
+    gap: $spacing-lg;
+    min-height: 0;
+    flex: 1;
+
+    // During animation, exit layer uses absolute positioning
+    &--exit {
+      position: absolute;
+      inset: 0;
+      z-index: 1;
+      overflow: hidden;
+      pointer-events: none;
+    }
+  }
+
+  &--animating &__layer {
+    will-change: transform, opacity;
+    backface-visibility: hidden;
+    transform-style: preserve-3d;
+  }
+
+  // When both layers exist, current layer also needs positioning
+  &--animating &__layer:not(&__layer--exit) {
+    position: relative;
+    z-index: 0;
+  }
+}

src/components/common/PageTransition.tsx

@@ -0,0 +1,182 @@
+import { ReactNode, useCallback, useEffect, useLayoutEffect, useRef, useState } from 'react';
+import { useLocation, type Location } from 'react-router-dom';
+import gsap from 'gsap';
+import './PageTransition.scss';
+
+interface PageTransitionProps {
+  render: (location: Location) => ReactNode;
+  getRouteOrder?: (pathname: string) => number | null;
+  scrollContainerRef?: React.RefObject<HTMLElement | null>;
+}
+
+const TRANSITION_DURATION = 0.5;
+const EXIT_DURATION = 0.45;
+const ENTER_DELAY = 0.08;
+
+type LayerStatus = 'current' | 'exiting';
+
+type Layer = {
+  key: string;
+  location: Location;
+  status: LayerStatus;
+};
+
+type TransitionDirection = 'forward' | 'backward';
+
+export function PageTransition({
+  render,
+  getRouteOrder,
+  scrollContainerRef,
+}: PageTransitionProps) {
+  const location = useLocation();
+  const currentLayerRef = useRef<HTMLDivElement>(null);
+  const exitingLayerRef = useRef<HTMLDivElement>(null);
+  const exitScrollOffsetRef = useRef(0);
+
+  const [isAnimating, setIsAnimating] = useState(false);
+  const [transitionDirection, setTransitionDirection] = useState<TransitionDirection>('forward');
+  const [layers, setLayers] = useState<Layer[]>(() => [
+    {
+      key: location.key,
+      location,
+      status: 'current',
+    },
+  ]);
+  const currentLayerKey = layers[layers.length - 1]?.key ?? location.key;
+  const currentLayerPathname = layers[layers.length - 1]?.location.pathname;
+
+  const resolveScrollContainer = useCallback(() => {
+    if (scrollContainerRef?.current) return scrollContainerRef.current;
+    if (typeof document === 'undefined') return null;
+    return document.scrollingElement as HTMLElement | null;
+  }, [scrollContainerRef]);
+
+  useEffect(() => {
+    if (isAnimating) return;
+    if (location.key === currentLayerKey) return;
+    if (currentLayerPathname === location.pathname) return;
+    const scrollContainer = resolveScrollContainer();
+    exitScrollOffsetRef.current = scrollContainer?.scrollTop ?? 0;
+    const resolveOrderIndex = (pathname?: string) => {
+      if (!getRouteOrder || !pathname) return null;
+      const index = getRouteOrder(pathname);
+      return typeof index === 'number' && index >= 0 ? index : null;
+    };
+    const fromIndex = resolveOrderIndex(currentLayerPathname);
+    const toIndex = resolveOrderIndex(location.pathname);
+    const nextDirection: TransitionDirection =
+      fromIndex === null || toIndex === null || fromIndex === toIndex
+        ? 'forward'
+        : toIndex > fromIndex
+          ? 'forward'
+          : 'backward';
+
+    let cancelled = false;
+
+    queueMicrotask(() => {
+      if (cancelled) return;
+      setTransitionDirection(nextDirection);
+      setLayers((prev) => {
+        const prevCurrent = prev[prev.length - 1];
+        return [
+          prevCurrent
+            ? { ...prevCurrent, status: 'exiting' }
+            : { key: location.key, location, status: 'exiting' },
+          { key: location.key, location, status: 'current' },
+        ];
+      });
+      setIsAnimating(true);
+    });
+
+    return () => {
+      cancelled = true;
+    };
+  }, [
+    isAnimating,
+    location,
+    currentLayerKey,
+    currentLayerPathname,
+    getRouteOrder,
+    resolveScrollContainer,
+  ]);
+
+  // Run GSAP animation when animating starts
+  useLayoutEffect(() => {
+    if (!isAnimating) return;
+
+    if (!currentLayerRef.current) return;
+
+    const scrollContainer = resolveScrollContainer();
+    const scrollOffset = exitScrollOffsetRef.current;
+    if (scrollContainer && scrollOffset > 0) {
+      scrollContainer.scrollTo({ top: 0, left: 0, behavior: 'auto' });
+    }
+
+    const containerHeight = scrollContainer?.clientHeight ?? 0;
+    const viewportHeight = typeof window === 'undefined' ? 0 : window.innerHeight;
+    const travelDistance = Math.max(containerHeight, viewportHeight, 1);
+    const enterFromY = transitionDirection === 'forward' ? travelDistance : -travelDistance;
+    const exitToY = transitionDirection === 'forward' ? -travelDistance : travelDistance;
+    const exitBaseY = scrollOffset ? -scrollOffset : 0;
+
+    const tl = gsap.timeline({
+      onComplete: () => {
+        setLayers((prev) => prev.filter((layer) => layer.status !== 'exiting'));
+        setIsAnimating(false);
+      },
+    });
+
+    // Exit animation: fly out to top (slow-to-fast)
+    if (exitingLayerRef.current) {
+      gsap.set(exitingLayerRef.current, { y: exitBaseY });
+      tl.fromTo(
+        exitingLayerRef.current,
+        { y: exitBaseY, opacity: 1 },
+        {
+          y: exitBaseY + exitToY,
+          opacity: 0,
+          duration: EXIT_DURATION,
+          ease: 'power2.in', // fast finish to clear screen
+          force3D: true,
+        },
+        0
+      );
+    }
+
+    // Enter animation: slide in from bottom (slow-to-fast)
+    tl.fromTo(
+      currentLayerRef.current,
+      { y: enterFromY, opacity: 0 },
+      {
+        y: 0,
+        opacity: 1,
+        duration: TRANSITION_DURATION,
+        ease: 'power2.out', // smooth settle
+        clearProps: 'transform,opacity',
+        force3D: true,
+      },
+      ENTER_DELAY
+    );
+
+    return () => {
+      tl.kill();
+      gsap.killTweensOf([currentLayerRef.current, exitingLayerRef.current]);
+    };
+  }, [isAnimating, transitionDirection, resolveScrollContainer]);
+
+  return (
+    <div className={`page-transition${isAnimating ? ' page-transition--animating' : ''}`}>
+      {layers.map((layer) => (
+        <div
+          key={layer.key}
+          className={`page-transition__layer${
+            layer.status === 'exiting' ? ' page-transition__layer--exit' : ''
+          }`}
+          ref={layer.status === 'exiting' ? exitingLayerRef : currentLayerRef}
+        >
+          {render(layer.location)}
+        </div>
+      ))}
+    </div>
+  );
+}

src/components/layout/MainLayout.tsx

@@ -7,11 +7,13 @@ import {
   useRef,
   useState,
 } from 'react';
-import { NavLink, Outlet, useLocation } from 'react-router-dom';
+import { NavLink, useLocation } from 'react-router-dom';
 import { useTranslation } from 'react-i18next';
 import { Button } from '@/components/ui/Button';
 import { Modal } from '@/components/ui/Modal';
 import { ToggleSwitch } from '@/components/ui/ToggleSwitch';
+import { PageTransition } from '@/components/common/PageTransition';
+import { MainRoutes } from '@/router/MainRoutes';
 import {
   IconBot,
   IconChartLine,
@@ -23,6 +25,7 @@ import {
   IconSettings,
   IconShield,
   IconSlidersHorizontal,
+  IconTimer,
 } from '@/components/ui/icons';
 import { INLINE_LOGO_JPEG } from '@/assets/logoInline';
 import {
@@ -33,6 +36,7 @@ import {
   useThemeStore,
 } from '@/stores';
 import { configApi, versionApi } from '@/services/api';
+import { triggerHeaderRefresh } from '@/hooks/useHeaderRefresh';
 
 const sidebarIcons: Record<string, ReactNode> = {
   dashboard: <IconLayoutDashboard size={18} />,
@@ -41,6 +45,7 @@ const sidebarIcons: Record<string, ReactNode> = {
   aiProviders: <IconBot size={18} />,
   authFiles: <IconFileText size={18} />,
   oauth: <IconShield size={18} />,
+  quota: <IconTimer size={18} />,
   usage: <IconChartLine size={18} />,
   config: <IconSettings size={18} />,
   logs: <IconScrollText size={18} />,
@@ -198,6 +203,7 @@ export function MainLayout() {
   const [requestLogDraft, setRequestLogDraft] = useState(false);
   const [requestLogTouched, setRequestLogTouched] = useState(false);
   const [requestLogSaving, setRequestLogSaving] = useState(false);
+  const contentRef = useRef<HTMLDivElement | null>(null);
   const brandCollapseTimer = useRef<ReturnType<typeof setTimeout> | null>(null);
   const headerRef = useRef<HTMLElement | null>(null);
   const versionTapCount = useRef(0);
@@ -339,6 +345,7 @@ export function MainLayout() {
     });
   }, [fetchConfig]);
 
+
   const statusClass =
     connectionStatus === 'connected'
       ? 'success'
@@ -355,6 +362,7 @@ export function MainLayout() {
     { path: '/ai-providers', label: t('nav.ai_providers'), icon: sidebarIcons.aiProviders },
     { path: '/auth-files', label: t('nav.auth_files'), icon: sidebarIcons.authFiles },
     { path: '/oauth', label: t('nav.oauth', { defaultValue: 'OAuth' }), icon: sidebarIcons.oauth },
+    { path: '/quota', label: t('nav.quota_management'), icon: sidebarIcons.quota },
     { path: '/usage', label: t('nav.usage_stats'), icon: sidebarIcons.usage },
     { path: '/config', label: t('nav.config_management'), icon: sidebarIcons.config },
     ...(config?.loggingToFile
@@ -362,15 +370,37 @@ export function MainLayout() {
       : []),
     { path: '/system', label: t('nav.system_info'), icon: sidebarIcons.system },
   ];
+  const navOrder = navItems.map((item) => item.path);
+  const getRouteOrder = (pathname: string) => {
+    const trimmedPath =
+      pathname.length > 1 && pathname.endsWith('/') ? pathname.slice(0, -1) : pathname;
+    const normalizedPath = trimmedPath === '/dashboard' ? '/' : trimmedPath;
+    const exactIndex = navOrder.indexOf(normalizedPath);
+    if (exactIndex !== -1) return exactIndex;
+    const nestedIndex = navOrder.findIndex(
+      (path) => path !== '/' && normalizedPath.startsWith(`${path}/`)
+    );
+    return nestedIndex === -1 ? null : nestedIndex;
+  };
 
   const handleRefreshAll = async () => {
     clearCache();
-    try {
-      await fetchConfig(undefined, true);
-      showNotification(t('notification.data_refreshed'), 'success');
-    } catch (error: any) {
-      showNotification(`${t('notification.refresh_failed')}: ${error?.message || ''}`, 'error');
+    const results = await Promise.allSettled([
+      fetchConfig(undefined, true),
+      triggerHeaderRefresh()
+    ]);
+    const rejected = results.find((result) => result.status === 'rejected');
+    if (rejected && rejected.status === 'rejected') {
+      const reason = rejected.reason;
+      const message =
+        typeof reason === 'string' ? reason : reason instanceof Error ? reason.message : '';
+      showNotification(
+        `${t('notification.refresh_failed')}${message ? `: ${message}` : ''}`,
+        'error'
+      );
+      return;
     }
+    showNotification(t('notification.data_refreshed'), 'success');
   };
 
   const handleVersionCheck = async () => {
@@ -505,9 +535,13 @@ export function MainLayout() {
           </div>
         </aside>
 
-        <div className={`content${isLogsPage ? ' content-logs' : ''}`}>
+        <div className={`content${isLogsPage ? ' content-logs' : ''}`} ref={contentRef}>
           <main className={`main-content${isLogsPage ? ' main-content-logs' : ''}`}>
-            <Outlet />
+            <PageTransition
+              render={(location) => <MainRoutes location={location} />}
+              getRouteOrder={getRouteOrder}
+              scrollContainerRef={contentRef}
+            />
           </main>
 
           <footer className="footer">

src/components/providers/AmpcodeSection/AmpcodeModal.tsx

@@ -0,0 +1,264 @@
+import { useEffect, useRef, useState } from 'react';
+import { useTranslation } from 'react-i18next';
+import { Button } from '@/components/ui/Button';
+import { Input } from '@/components/ui/Input';
+import { Modal } from '@/components/ui/Modal';
+import { ModelInputList } from '@/components/ui/ModelInputList';
+import { ToggleSwitch } from '@/components/ui/ToggleSwitch';
+import { useConfigStore, useNotificationStore } from '@/stores';
+import { ampcodeApi } from '@/services/api';
+import type { AmpcodeConfig } from '@/types';
+import { maskApiKey } from '@/utils/format';
+import { buildAmpcodeFormState, entriesToAmpcodeMappings } from '../utils';
+import type { AmpcodeFormState } from '../types';
+
+interface AmpcodeModalProps {
+  isOpen: boolean;
+  disableControls: boolean;
+  onClose: () => void;
+  onBusyChange?: (busy: boolean) => void;
+}
+
+export function AmpcodeModal({ isOpen, disableControls, onClose, onBusyChange }: AmpcodeModalProps) {
+  const { t } = useTranslation();
+  const { showNotification } = useNotificationStore();
+  const config = useConfigStore((state) => state.config);
+  const updateConfigValue = useConfigStore((state) => state.updateConfigValue);
+  const clearCache = useConfigStore((state) => state.clearCache);
+
+  const [form, setForm] = useState<AmpcodeFormState>(() => buildAmpcodeFormState(null));
+  const [loading, setLoading] = useState(false);
+  const [loaded, setLoaded] = useState(false);
+  const [mappingsDirty, setMappingsDirty] = useState(false);
+  const [error, setError] = useState('');
+  const [saving, setSaving] = useState(false);
+  const initializedRef = useRef(false);
+
+  const getErrorMessage = (err: unknown) => {
+    if (err instanceof Error) return err.message;
+    if (typeof err === 'string') return err;
+    return '';
+  };
+
+  useEffect(() => {
+    onBusyChange?.(loading || saving);
+  }, [loading, saving, onBusyChange]);
+
+  useEffect(() => {
+    if (!isOpen) {
+      initializedRef.current = false;
+      setLoading(false);
+      setSaving(false);
+      setError('');
+      setLoaded(false);
+      setMappingsDirty(false);
+      setForm(buildAmpcodeFormState(null));
+      onBusyChange?.(false);
+      return;
+    }
+    if (initializedRef.current) return;
+    initializedRef.current = true;
+
+    setLoading(true);
+    setLoaded(false);
+    setMappingsDirty(false);
+    setError('');
+    setForm(buildAmpcodeFormState(config?.ampcode ?? null));
+
+    void (async () => {
+      try {
+        const ampcode = await ampcodeApi.getAmpcode();
+        setLoaded(true);
+        updateConfigValue('ampcode', ampcode);
+        clearCache('ampcode');
+        setForm(buildAmpcodeFormState(ampcode));
+      } catch (err: unknown) {
+        setError(getErrorMessage(err) || t('notification.refresh_failed'));
+      } finally {
+        setLoading(false);
+      }
+    })();
+  }, [clearCache, config?.ampcode, isOpen, onBusyChange, t, updateConfigValue]);
+
+  const clearAmpcodeUpstreamApiKey = async () => {
+    if (!window.confirm(t('ai_providers.ampcode_clear_upstream_api_key_confirm'))) return;
+    setSaving(true);
+    setError('');
+    try {
+      await ampcodeApi.clearUpstreamApiKey();
+      const previous = config?.ampcode ?? {};
+      const next: AmpcodeConfig = { ...previous };
+      delete next.upstreamApiKey;
+      updateConfigValue('ampcode', next);
+      clearCache('ampcode');
+      showNotification(t('notification.ampcode_upstream_api_key_cleared'), 'success');
+    } catch (err: unknown) {
+      const message = getErrorMessage(err);
+      setError(message);
+      showNotification(`${t('notification.update_failed')}: ${message}`, 'error');
+    } finally {
+      setSaving(false);
+    }
+  };
+
+  const saveAmpcode = async () => {
+    if (!loaded && mappingsDirty) {
+      const confirmed = window.confirm(t('ai_providers.ampcode_mappings_overwrite_confirm'));
+      if (!confirmed) return;
+    }
+
+    setSaving(true);
+    setError('');
+    try {
+      const upstreamUrl = form.upstreamUrl.trim();
+      const overrideKey = form.upstreamApiKey.trim();
+      const modelMappings = entriesToAmpcodeMappings(form.mappingEntries);
+
+      if (upstreamUrl) {
+        await ampcodeApi.updateUpstreamUrl(upstreamUrl);
+      } else {
+        await ampcodeApi.clearUpstreamUrl();
+      }
+
+      await ampcodeApi.updateForceModelMappings(form.forceModelMappings);
+
+      if (loaded || mappingsDirty) {
+        if (modelMappings.length) {
+          await ampcodeApi.saveModelMappings(modelMappings);
+        } else {
+          await ampcodeApi.clearModelMappings();
+        }
+      }
+
+      if (overrideKey) {
+        await ampcodeApi.updateUpstreamApiKey(overrideKey);
+      }
+
+      const previous = config?.ampcode ?? {};
+      const next: AmpcodeConfig = {
+        upstreamUrl: upstreamUrl || undefined,
+        forceModelMappings: form.forceModelMappings,
+      };
+
+      if (previous.upstreamApiKey) {
+        next.upstreamApiKey = previous.upstreamApiKey;
+      }
+
+      if (Array.isArray(previous.modelMappings)) {
+        next.modelMappings = previous.modelMappings;
+      }
+
+      if (overrideKey) {
+        next.upstreamApiKey = overrideKey;
+      }
+
+      if (loaded || mappingsDirty) {
+        if (modelMappings.length) {
+          next.modelMappings = modelMappings;
+        } else {
+          delete next.modelMappings;
+        }
+      }
+
+      updateConfigValue('ampcode', next);
+      clearCache('ampcode');
+      showNotification(t('notification.ampcode_updated'), 'success');
+      onClose();
+    } catch (err: unknown) {
+      const message = getErrorMessage(err);
+      setError(message);
+      showNotification(`${t('notification.update_failed')}: ${message}`, 'error');
+    } finally {
+      setSaving(false);
+    }
+  };
+
+  return (
+    <Modal
+      open={isOpen}
+      onClose={onClose}
+      title={t('ai_providers.ampcode_modal_title')}
+      footer={
+        <>
+          <Button variant="secondary" onClick={onClose} disabled={saving}>
+            {t('common.cancel')}
+          </Button>
+          <Button onClick={saveAmpcode} loading={saving} disabled={disableControls || loading}>
+            {t('common.save')}
+          </Button>
+        </>
+      }
+    >
+      {error && <div className="error-box">{error}</div>}
+      <Input
+        label={t('ai_providers.ampcode_upstream_url_label')}
+        placeholder={t('ai_providers.ampcode_upstream_url_placeholder')}
+        value={form.upstreamUrl}
+        onChange={(e) => setForm((prev) => ({ ...prev, upstreamUrl: e.target.value }))}
+        disabled={loading || saving}
+        hint={t('ai_providers.ampcode_upstream_url_hint')}
+      />
+      <Input
+        label={t('ai_providers.ampcode_upstream_api_key_label')}
+        placeholder={t('ai_providers.ampcode_upstream_api_key_placeholder')}
+        type="password"
+        value={form.upstreamApiKey}
+        onChange={(e) => setForm((prev) => ({ ...prev, upstreamApiKey: e.target.value }))}
+        disabled={loading || saving}
+        hint={t('ai_providers.ampcode_upstream_api_key_hint')}
+      />
+      <div
+        style={{
+          display: 'flex',
+          gap: 8,
+          alignItems: 'center',
+          marginTop: -8,
+          marginBottom: 12,
+          flexWrap: 'wrap',
+        }}
+      >
+        <div className="hint" style={{ margin: 0 }}>
+          {t('ai_providers.ampcode_upstream_api_key_current', {
+            key: config?.ampcode?.upstreamApiKey
+              ? maskApiKey(config.ampcode.upstreamApiKey)
+              : t('common.not_set'),
+          })}
+        </div>
+        <Button
+          variant="danger"
+          size="sm"
+          onClick={clearAmpcodeUpstreamApiKey}
+          disabled={loading || saving || !config?.ampcode?.upstreamApiKey}
+        >
+          {t('ai_providers.ampcode_clear_upstream_api_key')}
+        </Button>
+      </div>
+
+      <div className="form-group">
+        <ToggleSwitch
+          label={t('ai_providers.ampcode_force_model_mappings_label')}
+          checked={form.forceModelMappings}
+          onChange={(value) => setForm((prev) => ({ ...prev, forceModelMappings: value }))}
+          disabled={loading || saving}
+        />
+        <div className="hint">{t('ai_providers.ampcode_force_model_mappings_hint')}</div>
+      </div>
+
+      <div className="form-group">
+        <label>{t('ai_providers.ampcode_model_mappings_label')}</label>
+        <ModelInputList
+          entries={form.mappingEntries}
+          onChange={(entries) => {
+            setMappingsDirty(true);
+            setForm((prev) => ({ ...prev, mappingEntries: entries }));
+          }}
+          addLabel={t('ai_providers.ampcode_model_mappings_add_btn')}
+          namePlaceholder={t('ai_providers.ampcode_model_mappings_from_placeholder')}
+          aliasPlaceholder={t('ai_providers.ampcode_model_mappings_to_placeholder')}
+          disabled={loading || saving}
+        />
+        <div className="hint">{t('ai_providers.ampcode_model_mappings_hint')}</div>
+      </div>
+    </Modal>
+  );
+}

src/components/providers/AmpcodeSection/AmpcodeSection.tsx

@@ -0,0 +1,111 @@
+import { Button } from '@/components/ui/Button';
+import { Card } from '@/components/ui/Card';
+import iconAmp from '@/assets/icons/amp.svg';
+import type { AmpcodeConfig } from '@/types';
+import { maskApiKey } from '@/utils/format';
+import styles from '@/pages/AiProvidersPage.module.scss';
+import { useTranslation } from 'react-i18next';
+import { AmpcodeModal } from './AmpcodeModal';
+
+interface AmpcodeSectionProps {
+  config: AmpcodeConfig | null | undefined;
+  loading: boolean;
+  disableControls: boolean;
+  isSaving: boolean;
+  isSwitching: boolean;
+  isBusy: boolean;
+  isModalOpen: boolean;
+  onOpen: () => void;
+  onCloseModal: () => void;
+  onBusyChange: (busy: boolean) => void;
+}
+
+export function AmpcodeSection({
+  config,
+  loading,
+  disableControls,
+  isSaving,
+  isSwitching,
+  isBusy,
+  isModalOpen,
+  onOpen,
+  onCloseModal,
+  onBusyChange,
+}: AmpcodeSectionProps) {
+  const { t } = useTranslation();
+
+  return (
+    <>
+      <Card
+        title={
+          <span className={styles.cardTitle}>
+            <img src={iconAmp} alt="" className={styles.cardTitleIcon} />
+            {t('ai_providers.ampcode_title')}
+          </span>
+        }
+        extra={
+          <Button
+            size="sm"
+            onClick={onOpen}
+            disabled={disableControls || isSaving || isBusy || isSwitching}
+          >
+            {t('common.edit')}
+          </Button>
+        }
+      >
+        {loading ? (
+          <div className="hint">{t('common.loading')}</div>
+        ) : (
+          <>
+            <div className={styles.fieldRow}>
+              <span className={styles.fieldLabel}>{t('ai_providers.ampcode_upstream_url_label')}:</span>
+              <span className={styles.fieldValue}>{config?.upstreamUrl || t('common.not_set')}</span>
+            </div>
+            <div className={styles.fieldRow}>
+              <span className={styles.fieldLabel}>
+                {t('ai_providers.ampcode_upstream_api_key_label')}:
+              </span>
+              <span className={styles.fieldValue}>
+                {config?.upstreamApiKey ? maskApiKey(config.upstreamApiKey) : t('common.not_set')}
+              </span>
+            </div>
+            <div className={styles.fieldRow}>
+              <span className={styles.fieldLabel}>
+                {t('ai_providers.ampcode_force_model_mappings_label')}:
+              </span>
+              <span className={styles.fieldValue}>
+                {(config?.forceModelMappings ?? false) ? t('common.yes') : t('common.no')}
+              </span>
+            </div>
+            <div className={styles.fieldRow} style={{ marginTop: 8 }}>
+              <span className={styles.fieldLabel}>{t('ai_providers.ampcode_model_mappings_count')}:</span>
+              <span className={styles.fieldValue}>{config?.modelMappings?.length || 0}</span>
+            </div>
+            {config?.modelMappings?.length ? (
+              <div className={styles.modelTagList}>
+                {config.modelMappings.slice(0, 5).map((mapping) => (
+                  <span key={`${mapping.from}→${mapping.to}`} className={styles.modelTag}>
+                    <span className={styles.modelName}>{mapping.from}</span>
+                    <span className={styles.modelAlias}>{mapping.to}</span>
+                  </span>
+                ))}
+                {config.modelMappings.length > 5 && (
+                  <span className={styles.modelTag}>
+                    <span className={styles.modelName}>+{config.modelMappings.length - 5}</span>
+                  </span>
+                )}
+              </div>
+            ) : null}
+          </>
+        )}
+      </Card>
+
+      <AmpcodeModal
+        isOpen={isModalOpen}
+        disableControls={disableControls}
+        onClose={onCloseModal}
+        onBusyChange={onBusyChange}
+      />
+    </>
+  );
+}

src/components/providers/AmpcodeSection/index.ts

@@ -0,0 +1 @@
+export { AmpcodeSection } from './AmpcodeSection';

src/components/providers/ClaudeSection/ClaudeModal.tsx

@@ -0,0 +1,128 @@
+import { useEffect, useState } from 'react';
+import { useTranslation } from 'react-i18next';
+import { Button } from '@/components/ui/Button';
+import { HeaderInputList } from '@/components/ui/HeaderInputList';
+import { Input } from '@/components/ui/Input';
+import { Modal } from '@/components/ui/Modal';
+import { ModelInputList, modelsToEntries } from '@/components/ui/ModelInputList';
+import type { ProviderKeyConfig } from '@/types';
+import { buildHeaderObject, headersToEntries } from '@/utils/headers';
+import { excludedModelsToText } from '../utils';
+import type { ProviderFormState, ProviderModalProps } from '../types';
+
+interface ClaudeModalProps extends ProviderModalProps<ProviderKeyConfig, ProviderFormState> {
+  isSaving: boolean;
+}
+
+const buildEmptyForm = (): ProviderFormState => ({
+  apiKey: '',
+  prefix: '',
+  baseUrl: '',
+  proxyUrl: '',
+  headers: {},
+  models: [],
+  excludedModels: [],
+  modelEntries: [{ name: '', alias: '' }],
+  excludedText: '',
+});
+
+export function ClaudeModal({
+  isOpen,
+  editIndex,
+  initialData,
+  onClose,
+  onSave,
+  isSaving,
+}: ClaudeModalProps) {
+  const { t } = useTranslation();
+  const [form, setForm] = useState<ProviderFormState>(buildEmptyForm);
+
+  useEffect(() => {
+    if (!isOpen) return;
+    if (initialData) {
+      // eslint-disable-next-line react-hooks/set-state-in-effect
+      setForm({
+        ...initialData,
+        headers: initialData.headers ?? {},
+        modelEntries: modelsToEntries(initialData.models),
+        excludedText: excludedModelsToText(initialData.excludedModels),
+      });
+      return;
+    }
+    setForm(buildEmptyForm());
+  }, [initialData, isOpen]);
+
+  return (
+    <Modal
+      open={isOpen}
+      onClose={onClose}
+      title={
+        editIndex !== null
+          ? t('ai_providers.claude_edit_modal_title')
+          : t('ai_providers.claude_add_modal_title')
+      }
+      footer={
+        <>
+          <Button variant="secondary" onClick={onClose} disabled={isSaving}>
+            {t('common.cancel')}
+          </Button>
+          <Button onClick={() => void onSave(form, editIndex)} loading={isSaving}>
+            {t('common.save')}
+          </Button>
+        </>
+      }
+    >
+      <Input
+        label={t('ai_providers.claude_add_modal_key_label')}
+        value={form.apiKey}
+        onChange={(e) => setForm((prev) => ({ ...prev, apiKey: e.target.value }))}
+      />
+      <Input
+        label={t('ai_providers.prefix_label')}
+        placeholder={t('ai_providers.prefix_placeholder')}
+        value={form.prefix ?? ''}
+        onChange={(e) => setForm((prev) => ({ ...prev, prefix: e.target.value }))}
+        hint={t('ai_providers.prefix_hint')}
+      />
+      <Input
+        label={t('ai_providers.claude_add_modal_url_label')}
+        value={form.baseUrl ?? ''}
+        onChange={(e) => setForm((prev) => ({ ...prev, baseUrl: e.target.value }))}
+      />
+      <Input
+        label={t('ai_providers.claude_add_modal_proxy_label')}
+        value={form.proxyUrl ?? ''}
+        onChange={(e) => setForm((prev) => ({ ...prev, proxyUrl: e.target.value }))}
+      />
+      <HeaderInputList
+        entries={headersToEntries(form.headers)}
+        onChange={(entries) => setForm((prev) => ({ ...prev, headers: buildHeaderObject(entries) }))}
+        addLabel={t('common.custom_headers_add')}
+        keyPlaceholder={t('common.custom_headers_key_placeholder')}
+        valuePlaceholder={t('common.custom_headers_value_placeholder')}
+      />
+      <div className="form-group">
+        <label>{t('ai_providers.claude_models_label')}</label>
+        <ModelInputList
+          entries={form.modelEntries}
+          onChange={(entries) => setForm((prev) => ({ ...prev, modelEntries: entries }))}
+          addLabel={t('ai_providers.claude_models_add_btn')}
+          namePlaceholder={t('common.model_name_placeholder')}
+          aliasPlaceholder={t('common.model_alias_placeholder')}
+          disabled={isSaving}
+        />
+      </div>
+      <div className="form-group">
+        <label>{t('ai_providers.excluded_models_label')}</label>
+        <textarea
+          className="input"
+          placeholder={t('ai_providers.excluded_models_placeholder')}
+          value={form.excludedText}
+          onChange={(e) => setForm((prev) => ({ ...prev, excludedText: e.target.value }))}
+          rows={4}
+        />
+        <div className="hint">{t('ai_providers.excluded_models_hint')}</div>
+      </div>
+    </Modal>
+  );
+}

src/components/providers/ClaudeSection/ClaudeSection.tsx

@@ -0,0 +1,202 @@
+import { Fragment, useMemo } from 'react';
+import { useTranslation } from 'react-i18next';
+import { Button } from '@/components/ui/Button';
+import { Card } from '@/components/ui/Card';
+import { ToggleSwitch } from '@/components/ui/ToggleSwitch';
+import iconClaude from '@/assets/icons/claude.svg';
+import type { ProviderKeyConfig } from '@/types';
+import { maskApiKey } from '@/utils/format';
+import { calculateStatusBarData, type KeyStats, type UsageDetail } from '@/utils/usage';
+import styles from '@/pages/AiProvidersPage.module.scss';
+import { ProviderList } from '../ProviderList';
+import { ProviderStatusBar } from '../ProviderStatusBar';
+import { getStatsBySource, hasDisableAllModelsRule } from '../utils';
+import type { ProviderFormState } from '../types';
+import { ClaudeModal } from './ClaudeModal';
+
+interface ClaudeSectionProps {
+  configs: ProviderKeyConfig[];
+  keyStats: KeyStats;
+  usageDetails: UsageDetail[];
+  loading: boolean;
+  disableControls: boolean;
+  isSaving: boolean;
+  isSwitching: boolean;
+  isModalOpen: boolean;
+  modalIndex: number | null;
+  onAdd: () => void;
+  onEdit: (index: number) => void;
+  onDelete: (index: number) => void;
+  onToggle: (index: number, enabled: boolean) => void;
+  onCloseModal: () => void;
+  onSave: (data: ProviderFormState, index: number | null) => Promise<void>;
+}
+
+export function ClaudeSection({
+  configs,
+  keyStats,
+  usageDetails,
+  loading,
+  disableControls,
+  isSaving,
+  isSwitching,
+  isModalOpen,
+  modalIndex,
+  onAdd,
+  onEdit,
+  onDelete,
+  onToggle,
+  onCloseModal,
+  onSave,
+}: ClaudeSectionProps) {
+  const { t } = useTranslation();
+  const actionsDisabled = disableControls || isSaving || isSwitching;
+  const toggleDisabled = disableControls || loading || isSaving || isSwitching;
+
+  const statusBarCache = useMemo(() => {
+    const cache = new Map<string, ReturnType<typeof calculateStatusBarData>>();
+    const allApiKeys = new Set<string>();
+    configs.forEach((config) => config.apiKey && allApiKeys.add(config.apiKey));
+    allApiKeys.forEach((apiKey) => {
+      cache.set(apiKey, calculateStatusBarData(usageDetails, apiKey));
+    });
+    return cache;
+  }, [configs, usageDetails]);
+
+  const initialData = modalIndex !== null ? configs[modalIndex] : undefined;
+
+  return (
+    <>
+      <Card
+        title={
+          <span className={styles.cardTitle}>
+            <img src={iconClaude} alt="" className={styles.cardTitleIcon} />
+            {t('ai_providers.claude_title')}
+          </span>
+        }
+        extra={
+          <Button size="sm" onClick={onAdd} disabled={actionsDisabled}>
+            {t('ai_providers.claude_add_button')}
+          </Button>
+        }
+      >
+        <ProviderList<ProviderKeyConfig>
+          items={configs}
+          loading={loading}
+          keyField={(item) => item.apiKey}
+          emptyTitle={t('ai_providers.claude_empty_title')}
+          emptyDescription={t('ai_providers.claude_empty_desc')}
+          onEdit={onEdit}
+          onDelete={onDelete}
+          actionsDisabled={actionsDisabled}
+          getRowDisabled={(item) => hasDisableAllModelsRule(item.excludedModels)}
+          renderExtraActions={(item, index) => (
+            <ToggleSwitch
+              label={t('ai_providers.config_toggle_label')}
+              checked={!hasDisableAllModelsRule(item.excludedModels)}
+              disabled={toggleDisabled}
+              onChange={(value) => void onToggle(index, value)}
+            />
+          )}
+          renderContent={(item) => {
+            const stats = getStatsBySource(item.apiKey, keyStats, maskApiKey);
+            const headerEntries = Object.entries(item.headers || {});
+            const configDisabled = hasDisableAllModelsRule(item.excludedModels);
+            const excludedModels = item.excludedModels ?? [];
+            const statusData =
+              statusBarCache.get(item.apiKey) || calculateStatusBarData([], item.apiKey);
+
+            return (
+              <Fragment>
+                <div className="item-title">{t('ai_providers.claude_item_title')}</div>
+                <div className={styles.fieldRow}>
+                  <span className={styles.fieldLabel}>{t('common.api_key')}:</span>
+                  <span className={styles.fieldValue}>{maskApiKey(item.apiKey)}</span>
+                </div>
+                {item.prefix && (
+                  <div className={styles.fieldRow}>
+                    <span className={styles.fieldLabel}>{t('common.prefix')}:</span>
+                    <span className={styles.fieldValue}>{item.prefix}</span>
+                  </div>
+                )}
+                {item.baseUrl && (
+                  <div className={styles.fieldRow}>
+                    <span className={styles.fieldLabel}>{t('common.base_url')}:</span>
+                    <span className={styles.fieldValue}>{item.baseUrl}</span>
+                  </div>
+                )}
+                {item.proxyUrl && (
+                  <div className={styles.fieldRow}>
+                    <span className={styles.fieldLabel}>{t('common.proxy_url')}:</span>
+                    <span className={styles.fieldValue}>{item.proxyUrl}</span>
+                  </div>
+                )}
+                {headerEntries.length > 0 && (
+                  <div className={styles.headerBadgeList}>
+                    {headerEntries.map(([key, value]) => (
+                      <span key={key} className={styles.headerBadge}>
+                        <strong>{key}:</strong> {value}
+                      </span>
+                    ))}
+                  </div>
+                )}
+                {configDisabled && (
+                  <div className="status-badge warning" style={{ marginTop: 8, marginBottom: 0 }}>
+                    {t('ai_providers.config_disabled_badge')}
+                  </div>
+                )}
+                {item.models?.length ? (
+                  <div className={styles.modelTagList}>
+                    <span className={styles.modelCountLabel}>
+                      {t('ai_providers.claude_models_count')}: {item.models.length}
+                    </span>
+                    {item.models.map((model) => (
+                      <span key={model.name} className={styles.modelTag}>
+                        <span className={styles.modelName}>{model.name}</span>
+                        {model.alias && model.alias !== model.name && (
+                          <span className={styles.modelAlias}>{model.alias}</span>
+                        )}
+                      </span>
+                    ))}
+                  </div>
+                ) : null}
+                {excludedModels.length ? (
+                  <div className={styles.excludedModelsSection}>
+                    <div className={styles.excludedModelsLabel}>
+                      {t('ai_providers.excluded_models_count', { count: excludedModels.length })}
+                    </div>
+                    <div className={styles.modelTagList}>
+                      {excludedModels.map((model) => (
+                        <span key={model} className={`${styles.modelTag} ${styles.excludedModelTag}`}>
+                          <span className={styles.modelName}>{model}</span>
+                        </span>
+                      ))}
+                    </div>
+                  </div>
+                ) : null}
+                <div className={styles.cardStats}>
+                  <span className={`${styles.statPill} ${styles.statSuccess}`}>
+                    {t('stats.success')}: {stats.success}
+                  </span>
+                  <span className={`${styles.statPill} ${styles.statFailure}`}>
+                    {t('stats.failure')}: {stats.failure}
+                  </span>
+                </div>
+                <ProviderStatusBar statusData={statusData} />
+              </Fragment>
+            );
+          }}
+        />
+      </Card>
+
+      <ClaudeModal
+        isOpen={isModalOpen}
+        editIndex={modalIndex}
+        initialData={initialData}
+        onClose={onCloseModal}
+        onSave={onSave}
+        isSaving={isSaving}
+      />
+    </>
+  );
+}

src/components/providers/ClaudeSection/index.ts

@@ -0,0 +1 @@
+export { ClaudeSection } from './ClaudeSection';

src/components/providers/CodexSection/CodexModal.tsx

@@ -0,0 +1,117 @@
+import { useEffect, useState } from 'react';
+import { useTranslation } from 'react-i18next';
+import { Button } from '@/components/ui/Button';
+import { HeaderInputList } from '@/components/ui/HeaderInputList';
+import { Input } from '@/components/ui/Input';
+import { Modal } from '@/components/ui/Modal';
+import type { ProviderKeyConfig } from '@/types';
+import { buildHeaderObject, headersToEntries } from '@/utils/headers';
+import { modelsToEntries } from '@/components/ui/ModelInputList';
+import { excludedModelsToText } from '../utils';
+import type { ProviderFormState, ProviderModalProps } from '../types';
+
+interface CodexModalProps extends ProviderModalProps<ProviderKeyConfig, ProviderFormState> {
+  isSaving: boolean;
+}
+
+const buildEmptyForm = (): ProviderFormState => ({
+  apiKey: '',
+  prefix: '',
+  baseUrl: '',
+  proxyUrl: '',
+  headers: {},
+  models: [],
+  excludedModels: [],
+  modelEntries: [{ name: '', alias: '' }],
+  excludedText: '',
+});
+
+export function CodexModal({
+  isOpen,
+  editIndex,
+  initialData,
+  onClose,
+  onSave,
+  isSaving,
+}: CodexModalProps) {
+  const { t } = useTranslation();
+  const [form, setForm] = useState<ProviderFormState>(buildEmptyForm);
+
+  useEffect(() => {
+    if (!isOpen) return;
+    if (initialData) {
+      // eslint-disable-next-line react-hooks/set-state-in-effect
+      setForm({
+        ...initialData,
+        headers: initialData.headers ?? {},
+        modelEntries: modelsToEntries(initialData.models),
+        excludedText: excludedModelsToText(initialData.excludedModels),
+      });
+      return;
+    }
+    setForm(buildEmptyForm());
+  }, [initialData, isOpen]);
+
+  return (
+    <Modal
+      open={isOpen}
+      onClose={onClose}
+      title={
+        editIndex !== null
+          ? t('ai_providers.codex_edit_modal_title')
+          : t('ai_providers.codex_add_modal_title')
+      }
+      footer={
+        <>
+          <Button variant="secondary" onClick={onClose} disabled={isSaving}>
+            {t('common.cancel')}
+          </Button>
+          <Button onClick={() => void onSave(form, editIndex)} loading={isSaving}>
+            {t('common.save')}
+          </Button>
+        </>
+      }
+    >
+      <Input
+        label={t('ai_providers.codex_add_modal_key_label')}
+        value={form.apiKey}
+        onChange={(e) => setForm((prev) => ({ ...prev, apiKey: e.target.value }))}
+      />
+      <Input
+        label={t('ai_providers.prefix_label')}
+        placeholder={t('ai_providers.prefix_placeholder')}
+        value={form.prefix ?? ''}
+        onChange={(e) => setForm((prev) => ({ ...prev, prefix: e.target.value }))}
+        hint={t('ai_providers.prefix_hint')}
+      />
+      <Input
+        label={t('ai_providers.codex_add_modal_url_label')}
+        value={form.baseUrl ?? ''}
+        onChange={(e) => setForm((prev) => ({ ...prev, baseUrl: e.target.value }))}
+      />
+      <Input
+        label={t('ai_providers.codex_add_modal_proxy_label')}
+        value={form.proxyUrl ?? ''}
+        onChange={(e) => setForm((prev) => ({ ...prev, proxyUrl: e.target.value }))}
+      />
+      <HeaderInputList
+        entries={headersToEntries(form.headers)}
+        onChange={(entries) => setForm((prev) => ({ ...prev, headers: buildHeaderObject(entries) }))}
+        addLabel={t('common.custom_headers_add')}
+        keyPlaceholder={t('common.custom_headers_key_placeholder')}
+        valuePlaceholder={t('common.custom_headers_value_placeholder')}
+      />
+      <div className="form-group">
+        <label>{t('ai_providers.excluded_models_label')}</label>
+        <textarea
+          className="input"
+          placeholder={t('ai_providers.excluded_models_placeholder')}
+          value={form.excludedText}
+          onChange={(e) => setForm((prev) => ({ ...prev, excludedText: e.target.value }))}
+          rows={4}
+        />
+        <div className="hint">{t('ai_providers.excluded_models_hint')}</div>
+      </div>
+    </Modal>
+  );
+}

src/components/providers/CodexSection/CodexSection.tsx

@@ -0,0 +1,194 @@
+import { Fragment, useMemo } from 'react';
+import { useTranslation } from 'react-i18next';
+import { Button } from '@/components/ui/Button';
+import { Card } from '@/components/ui/Card';
+import { ToggleSwitch } from '@/components/ui/ToggleSwitch';
+import iconOpenaiLight from '@/assets/icons/openai-light.svg';
+import iconOpenaiDark from '@/assets/icons/openai-dark.svg';
+import type { ProviderKeyConfig } from '@/types';
+import { maskApiKey } from '@/utils/format';
+import { calculateStatusBarData, type KeyStats, type UsageDetail } from '@/utils/usage';
+import styles from '@/pages/AiProvidersPage.module.scss';
+import { ProviderList } from '../ProviderList';
+import { ProviderStatusBar } from '../ProviderStatusBar';
+import { getStatsBySource, hasDisableAllModelsRule } from '../utils';
+import type { ProviderFormState } from '../types';
+import { CodexModal } from './CodexModal';
+
+interface CodexSectionProps {
+  configs: ProviderKeyConfig[];
+  keyStats: KeyStats;
+  usageDetails: UsageDetail[];
+  loading: boolean;
+  disableControls: boolean;
+  isSaving: boolean;
+  isSwitching: boolean;
+  resolvedTheme: string;
+  isModalOpen: boolean;
+  modalIndex: number | null;
+  onAdd: () => void;
+  onEdit: (index: number) => void;
+  onDelete: (index: number) => void;
+  onToggle: (index: number, enabled: boolean) => void;
+  onCloseModal: () => void;
+  onSave: (data: ProviderFormState, index: number | null) => Promise<void>;
+}
+
+export function CodexSection({
+  configs,
+  keyStats,
+  usageDetails,
+  loading,
+  disableControls,
+  isSaving,
+  isSwitching,
+  resolvedTheme,
+  isModalOpen,
+  modalIndex,
+  onAdd,
+  onEdit,
+  onDelete,
+  onToggle,
+  onCloseModal,
+  onSave,
+}: CodexSectionProps) {
+  const { t } = useTranslation();
+  const actionsDisabled = disableControls || isSaving || isSwitching;
+  const toggleDisabled = disableControls || loading || isSaving || isSwitching;
+
+  const statusBarCache = useMemo(() => {
+    const cache = new Map<string, ReturnType<typeof calculateStatusBarData>>();
+    const allApiKeys = new Set<string>();
+    configs.forEach((config) => config.apiKey && allApiKeys.add(config.apiKey));
+    allApiKeys.forEach((apiKey) => {
+      cache.set(apiKey, calculateStatusBarData(usageDetails, apiKey));
+    });
+    return cache;
+  }, [configs, usageDetails]);
+
+  const initialData = modalIndex !== null ? configs[modalIndex] : undefined;
+
+  return (
+    <>
+      <Card
+        title={
+          <span className={styles.cardTitle}>
+            <img
+              src={resolvedTheme === 'dark' ? iconOpenaiDark : iconOpenaiLight}
+              alt=""
+              className={styles.cardTitleIcon}
+            />
+            {t('ai_providers.codex_title')}
+          </span>
+        }
+        extra={
+          <Button size="sm" onClick={onAdd} disabled={actionsDisabled}>
+            {t('ai_providers.codex_add_button')}
+          </Button>
+        }
+      >
+        <ProviderList<ProviderKeyConfig>
+          items={configs}
+          loading={loading}
+          keyField={(item) => item.apiKey}
+          emptyTitle={t('ai_providers.codex_empty_title')}
+          emptyDescription={t('ai_providers.codex_empty_desc')}
+          onEdit={onEdit}
+          onDelete={onDelete}
+          actionsDisabled={actionsDisabled}
+          getRowDisabled={(item) => hasDisableAllModelsRule(item.excludedModels)}
+          renderExtraActions={(item, index) => (
+            <ToggleSwitch
+              label={t('ai_providers.config_toggle_label')}
+              checked={!hasDisableAllModelsRule(item.excludedModels)}
+              disabled={toggleDisabled}
+              onChange={(value) => void onToggle(index, value)}
+            />
+          )}
+          renderContent={(item) => {
+            const stats = getStatsBySource(item.apiKey, keyStats, maskApiKey);
+            const headerEntries = Object.entries(item.headers || {});
+            const configDisabled = hasDisableAllModelsRule(item.excludedModels);
+            const excludedModels = item.excludedModels ?? [];
+            const statusData =
+              statusBarCache.get(item.apiKey) || calculateStatusBarData([], item.apiKey);
+
+            return (
+              <Fragment>
+                <div className="item-title">{t('ai_providers.codex_item_title')}</div>
+                <div className={styles.fieldRow}>
+                  <span className={styles.fieldLabel}>{t('common.api_key')}:</span>
+                  <span className={styles.fieldValue}>{maskApiKey(item.apiKey)}</span>
+                </div>
+                {item.prefix && (
+                  <div className={styles.fieldRow}>
+                    <span className={styles.fieldLabel}>{t('common.prefix')}:</span>
+                    <span className={styles.fieldValue}>{item.prefix}</span>
+                  </div>
+                )}
+                {item.baseUrl && (
+                  <div className={styles.fieldRow}>
+                    <span className={styles.fieldLabel}>{t('common.base_url')}:</span>
+                    <span className={styles.fieldValue}>{item.baseUrl}</span>
+                  </div>
+                )}
+                {item.proxyUrl && (
+                  <div className={styles.fieldRow}>
+                    <span className={styles.fieldLabel}>{t('common.proxy_url')}:</span>
+                    <span className={styles.fieldValue}>{item.proxyUrl}</span>
+                  </div>
+                )}
+                {headerEntries.length > 0 && (
+                  <div className={styles.headerBadgeList}>
+                    {headerEntries.map(([key, value]) => (
+                      <span key={key} className={styles.headerBadge}>
+                        <strong>{key}:</strong> {value}
+                      </span>
+                    ))}
+                  </div>
+                )}
+                {configDisabled && (
+                  <div className="status-badge warning" style={{ marginTop: 8, marginBottom: 0 }}>
+                    {t('ai_providers.config_disabled_badge')}
+                  </div>
+                )}
+                {excludedModels.length ? (
+                  <div className={styles.excludedModelsSection}>
+                    <div className={styles.excludedModelsLabel}>
+                      {t('ai_providers.excluded_models_count', { count: excludedModels.length })}
+                    </div>
+                    <div className={styles.modelTagList}>
+                      {excludedModels.map((model) => (
+                        <span key={model} className={`${styles.modelTag} ${styles.excludedModelTag}`}>
+                          <span className={styles.modelName}>{model}</span>
+                        </span>
+                      ))}
+                    </div>
+                  </div>
+                ) : null}
+                <div className={styles.cardStats}>
+                  <span className={`${styles.statPill} ${styles.statSuccess}`}>
+                    {t('stats.success')}: {stats.success}
+                  </span>
+                  <span className={`${styles.statPill} ${styles.statFailure}`}>
+                    {t('stats.failure')}: {stats.failure}
+                  </span>
+                </div>
+                <ProviderStatusBar statusData={statusData} />
+              </Fragment>
+            );
+          }}
+        />
+      </Card>
+
+      <CodexModal
+        isOpen={isModalOpen}
+        editIndex={modalIndex}
+        initialData={initialData}
+        onClose={onCloseModal}
+        onSave={onSave}
+        isSaving={isSaving}
+      />
+    </>
+  );
+}

src/components/providers/CodexSection/index.ts

@@ -0,0 +1 @@
+export { CodexSection } from './CodexSection';

src/components/providers/GeminiSection/GeminiModal.tsx

@@ -0,0 +1,113 @@
+import { useEffect, useState } from 'react';
+import { useTranslation } from 'react-i18next';
+import { Button } from '@/components/ui/Button';
+import { HeaderInputList } from '@/components/ui/HeaderInputList';
+import { Input } from '@/components/ui/Input';
+import { Modal } from '@/components/ui/Modal';
+import type { GeminiKeyConfig } from '@/types';
+import { buildHeaderObject, headersToEntries } from '@/utils/headers';
+import { excludedModelsToText } from '../utils';
+import type { GeminiFormState, ProviderModalProps } from '../types';
+
+interface GeminiModalProps extends ProviderModalProps<GeminiKeyConfig, GeminiFormState> {
+  isSaving: boolean;
+}
+
+const buildEmptyForm = (): GeminiFormState => ({
+  apiKey: '',
+  prefix: '',
+  baseUrl: '',
+  headers: {},
+  excludedModels: [],
+  excludedText: '',
+});
+
+export function GeminiModal({
+  isOpen,
+  editIndex,
+  initialData,
+  onClose,
+  onSave,
+  isSaving,
+}: GeminiModalProps) {
+  const { t } = useTranslation();
+  const [form, setForm] = useState<GeminiFormState>(buildEmptyForm);
+
+  useEffect(() => {
+    if (!isOpen) return;
+    if (initialData) {
+      // eslint-disable-next-line react-hooks/set-state-in-effect
+      setForm({
+        ...initialData,
+        headers: initialData.headers ?? {},
+        excludedText: excludedModelsToText(initialData.excludedModels),
+      });
+      return;
+    }
+    setForm(buildEmptyForm());
+  }, [initialData, isOpen]);
+
+  const handleSave = () => {
+    void onSave(form, editIndex);
+  };
+
+  return (
+    <Modal
+      open={isOpen}
+      onClose={onClose}
+      title={
+        editIndex !== null
+          ? t('ai_providers.gemini_edit_modal_title')
+          : t('ai_providers.gemini_add_modal_title')
+      }
+      footer={
+        <>
+          <Button variant="secondary" onClick={onClose} disabled={isSaving}>
+            {t('common.cancel')}
+          </Button>
+          <Button onClick={handleSave} loading={isSaving}>
+            {t('common.save')}
+          </Button>
+        </>
+      }
+    >
+      <Input
+        label={t('ai_providers.gemini_add_modal_key_label')}
+        placeholder={t('ai_providers.gemini_add_modal_key_placeholder')}
+        value={form.apiKey}
+        onChange={(e) => setForm((prev) => ({ ...prev, apiKey: e.target.value }))}
+      />
+      <Input
+        label={t('ai_providers.prefix_label')}
+        placeholder={t('ai_providers.prefix_placeholder')}
+        value={form.prefix ?? ''}
+        onChange={(e) => setForm((prev) => ({ ...prev, prefix: e.target.value }))}
+        hint={t('ai_providers.prefix_hint')}
+      />
+      <Input
+        label={t('ai_providers.gemini_base_url_label')}
+        placeholder={t('ai_providers.gemini_base_url_placeholder')}
+        value={form.baseUrl ?? ''}
+        onChange={(e) => setForm((prev) => ({ ...prev, baseUrl: e.target.value }))}
+      />
+      <HeaderInputList
+        entries={headersToEntries(form.headers)}
+        onChange={(entries) => setForm((prev) => ({ ...prev, headers: buildHeaderObject(entries) }))}
+        addLabel={t('common.custom_headers_add')}
+        keyPlaceholder={t('common.custom_headers_key_placeholder')}
+        valuePlaceholder={t('common.custom_headers_value_placeholder')}
+      />
+      <div className="form-group">
+        <label>{t('ai_providers.excluded_models_label')}</label>
+        <textarea
+          className="input"
+          placeholder={t('ai_providers.excluded_models_placeholder')}
+          value={form.excludedText}
+          onChange={(e) => setForm((prev) => ({ ...prev, excludedText: e.target.value }))}
+          rows={4}
+        />
+        <div className="hint">{t('ai_providers.excluded_models_hint')}</div>
+      </div>
+    </Modal>
+  );
+}

src/components/providers/GeminiSection/GeminiSection.tsx

@@ -0,0 +1,183 @@
+import { Fragment, useMemo } from 'react';
+import { useTranslation } from 'react-i18next';
+import { Button } from '@/components/ui/Button';
+import { Card } from '@/components/ui/Card';
+import { ToggleSwitch } from '@/components/ui/ToggleSwitch';
+import iconGemini from '@/assets/icons/gemini.svg';
+import type { GeminiKeyConfig } from '@/types';
+import { maskApiKey } from '@/utils/format';
+import { calculateStatusBarData, type KeyStats, type UsageDetail } from '@/utils/usage';
+import styles from '@/pages/AiProvidersPage.module.scss';
+import type { GeminiFormState } from '../types';
+import { ProviderList } from '../ProviderList';
+import { ProviderStatusBar } from '../ProviderStatusBar';
+import { getStatsBySource, hasDisableAllModelsRule } from '../utils';
+import { GeminiModal } from './GeminiModal';
+
+interface GeminiSectionProps {
+  configs: GeminiKeyConfig[];
+  keyStats: KeyStats;
+  usageDetails: UsageDetail[];
+  loading: boolean;
+  disableControls: boolean;
+  isSaving: boolean;
+  isSwitching: boolean;
+  isModalOpen: boolean;
+  modalIndex: number | null;
+  onAdd: () => void;
+  onEdit: (index: number) => void;
+  onDelete: (index: number) => void;
+  onToggle: (index: number, enabled: boolean) => void;
+  onCloseModal: () => void;
+  onSave: (data: GeminiFormState, index: number | null) => Promise<void>;
+}
+
+export function GeminiSection({
+  configs,
+  keyStats,
+  usageDetails,
+  loading,
+  disableControls,
+  isSaving,
+  isSwitching,
+  isModalOpen,
+  modalIndex,
+  onAdd,
+  onEdit,
+  onDelete,
+  onToggle,
+  onCloseModal,
+  onSave,
+}: GeminiSectionProps) {
+  const { t } = useTranslation();
+  const actionsDisabled = disableControls || isSaving || isSwitching;
+  const toggleDisabled = disableControls || loading || isSaving || isSwitching;
+
+  const statusBarCache = useMemo(() => {
+    const cache = new Map<string, ReturnType<typeof calculateStatusBarData>>();
+    const allApiKeys = new Set<string>();
+    configs.forEach((config) => config.apiKey && allApiKeys.add(config.apiKey));
+    allApiKeys.forEach((apiKey) => {
+      cache.set(apiKey, calculateStatusBarData(usageDetails, apiKey));
+    });
+    return cache;
+  }, [configs, usageDetails]);
+
+  const initialData = modalIndex !== null ? configs[modalIndex] : undefined;
+
+  return (
+    <>
+      <Card
+        title={
+          <span className={styles.cardTitle}>
+            <img src={iconGemini} alt="" className={styles.cardTitleIcon} />
+            {t('ai_providers.gemini_title')}
+          </span>
+        }
+        extra={
+          <Button size="sm" onClick={onAdd} disabled={actionsDisabled}>
+            {t('ai_providers.gemini_add_button')}
+          </Button>
+        }
+      >
+        <ProviderList<GeminiKeyConfig>
+          items={configs}
+          loading={loading}
+          keyField={(item) => item.apiKey}
+          emptyTitle={t('ai_providers.gemini_empty_title')}
+          emptyDescription={t('ai_providers.gemini_empty_desc')}
+          onEdit={onEdit}
+          onDelete={onDelete}
+          actionsDisabled={actionsDisabled}
+          getRowDisabled={(item) => hasDisableAllModelsRule(item.excludedModels)}
+          renderExtraActions={(item, index) => (
+            <ToggleSwitch
+              label={t('ai_providers.config_toggle_label')}
+              checked={!hasDisableAllModelsRule(item.excludedModels)}
+              disabled={toggleDisabled}
+              onChange={(value) => void onToggle(index, value)}
+            />
+          )}
+          renderContent={(item, index) => {
+            const stats = getStatsBySource(item.apiKey, keyStats, maskApiKey);
+            const headerEntries = Object.entries(item.headers || {});
+            const configDisabled = hasDisableAllModelsRule(item.excludedModels);
+            const excludedModels = item.excludedModels ?? [];
+            const statusData =
+              statusBarCache.get(item.apiKey) || calculateStatusBarData([], item.apiKey);
+
+            return (
+              <Fragment>
+                <div className="item-title">
+                  {t('ai_providers.gemini_item_title')} #{index + 1}
+                </div>
+                <div className={styles.fieldRow}>
+                  <span className={styles.fieldLabel}>{t('common.api_key')}:</span>
+                  <span className={styles.fieldValue}>{maskApiKey(item.apiKey)}</span>
+                </div>
+                {item.prefix && (
+                  <div className={styles.fieldRow}>
+                    <span className={styles.fieldLabel}>{t('common.prefix')}:</span>
+                    <span className={styles.fieldValue}>{item.prefix}</span>
+                  </div>
+                )}
+                {item.baseUrl && (
+                  <div className={styles.fieldRow}>
+                    <span className={styles.fieldLabel}>{t('common.base_url')}:</span>
+                    <span className={styles.fieldValue}>{item.baseUrl}</span>
+                  </div>
+                )}
+                {headerEntries.length > 0 && (
+                  <div className={styles.headerBadgeList}>
+                    {headerEntries.map(([key, value]) => (
+                      <span key={key} className={styles.headerBadge}>
+                        <strong>{key}:</strong> {value}
+                      </span>
+                    ))}
+                  </div>
+                )}
+                {configDisabled && (
+                  <div className="status-badge warning" style={{ marginTop: 8, marginBottom: 0 }}>
+                    {t('ai_providers.config_disabled_badge')}
+                  </div>
+                )}
+                {excludedModels.length ? (
+                  <div className={styles.excludedModelsSection}>
+                    <div className={styles.excludedModelsLabel}>
+                      {t('ai_providers.excluded_models_count', { count: excludedModels.length })}
+                    </div>
+                    <div className={styles.modelTagList}>
+                      {excludedModels.map((model) => (
+                        <span key={model} className={`${styles.modelTag} ${styles.excludedModelTag}`}>
+                          <span className={styles.modelName}>{model}</span>
+                        </span>
+                      ))}
+                    </div>
+                  </div>
+                ) : null}
+                <div className={styles.cardStats}>
+                  <span className={`${styles.statPill} ${styles.statSuccess}`}>
+                    {t('stats.success')}: {stats.success}
+                  </span>
+                  <span className={`${styles.statPill} ${styles.statFailure}`}>
+                    {t('stats.failure')}: {stats.failure}
+                  </span>
+                </div>
+                <ProviderStatusBar statusData={statusData} />
+              </Fragment>
+            );
+          }}
+        />
+      </Card>
+
+      <GeminiModal
+        isOpen={isModalOpen}
+        editIndex={modalIndex}
+        initialData={initialData}
+        onClose={onCloseModal}
+        onSave={onSave}
+        isSaving={isSaving}
+      />
+    </>
+  );
+}

src/components/providers/GeminiSection/index.ts

@@ -0,0 +1 @@
+export { GeminiSection } from './GeminiSection';

src/components/providers/OpenAISection/OpenAIDiscoveryModal.tsx

@@ -0,0 +1,194 @@
+import { useCallback, useEffect, useMemo, useState } from 'react';
+import { useTranslation } from 'react-i18next';
+import { Button } from '@/components/ui/Button';
+import { Input } from '@/components/ui/Input';
+import { Modal } from '@/components/ui/Modal';
+import { modelsApi } from '@/services/api';
+import type { ApiKeyEntry } from '@/types';
+import type { ModelInfo } from '@/utils/models';
+import { buildHeaderObject, type HeaderEntry } from '@/utils/headers';
+import { buildOpenAIModelsEndpoint } from '../utils';
+import styles from '@/pages/AiProvidersPage.module.scss';
+
+interface OpenAIDiscoveryModalProps {
+  isOpen: boolean;
+  baseUrl: string;
+  headers: HeaderEntry[];
+  apiKeyEntries: ApiKeyEntry[];
+  onClose: () => void;
+  onApply: (selected: ModelInfo[]) => void;
+}
+
+export function OpenAIDiscoveryModal({
+  isOpen,
+  baseUrl,
+  headers,
+  apiKeyEntries,
+  onClose,
+  onApply,
+}: OpenAIDiscoveryModalProps) {
+  const { t } = useTranslation();
+  const [endpoint, setEndpoint] = useState('');
+  const [models, setModels] = useState<ModelInfo[]>([]);
+  const [loading, setLoading] = useState(false);
+  const [error, setError] = useState('');
+  const [search, setSearch] = useState('');
+  const [selected, setSelected] = useState<Set<string>>(new Set());
+
+  const getErrorMessage = (err: unknown) => {
+    if (err instanceof Error) return err.message;
+    if (typeof err === 'string') return err;
+    return '';
+  };
+
+  const filteredModels = useMemo(() => {
+    const filter = search.trim().toLowerCase();
+    if (!filter) return models;
+    return models.filter((model) => {
+      const name = (model.name || '').toLowerCase();
+      const alias = (model.alias || '').toLowerCase();
+      const desc = (model.description || '').toLowerCase();
+      return name.includes(filter) || alias.includes(filter) || desc.includes(filter);
+    });
+  }, [models, search]);
+
+  const fetchOpenaiModelDiscovery = useCallback(
+    async ({ allowFallback = true }: { allowFallback?: boolean } = {}) => {
+      const trimmedBaseUrl = baseUrl.trim();
+      if (!trimmedBaseUrl) return;
+
+      setLoading(true);
+      setError('');
+      try {
+        const headerObject = buildHeaderObject(headers);
+        const firstKey = apiKeyEntries.find((entry) => entry.apiKey?.trim())?.apiKey?.trim();
+        const hasAuthHeader = Boolean(headerObject.Authorization || headerObject['authorization']);
+        const list = await modelsApi.fetchModelsViaApiCall(
+          trimmedBaseUrl,
+          hasAuthHeader ? undefined : firstKey,
+          headerObject
+        );
+        setModels(list);
+      } catch (err: unknown) {
+        if (allowFallback) {
+          try {
+            const list = await modelsApi.fetchModelsViaApiCall(trimmedBaseUrl);
+            setModels(list);
+            return;
+          } catch (fallbackErr: unknown) {
+            const message = getErrorMessage(fallbackErr) || getErrorMessage(err);
+            setModels([]);
+            setError(`${t('ai_providers.openai_models_fetch_error')}: ${message}`);
+          }
+        } else {
+          setModels([]);
+          setError(`${t('ai_providers.openai_models_fetch_error')}: ${getErrorMessage(err)}`);
+        }
+      } finally {
+        setLoading(false);
+      }
+    },
+    [apiKeyEntries, baseUrl, headers, t]
+  );
+
+  useEffect(() => {
+    if (!isOpen) return;
+    setEndpoint(buildOpenAIModelsEndpoint(baseUrl));
+    setModels([]);
+    setSearch('');
+    setSelected(new Set());
+    setError('');
+    void fetchOpenaiModelDiscovery();
+  }, [baseUrl, fetchOpenaiModelDiscovery, isOpen]);
+
+  const toggleSelection = (name: string) => {
+    setSelected((prev) => {
+      const next = new Set(prev);
+      if (next.has(name)) {
+        next.delete(name);
+      } else {
+        next.add(name);
+      }
+      return next;
+    });
+  };
+
+  const handleApply = () => {
+    const selectedModels = models.filter((model) => selected.has(model.name));
+    onApply(selectedModels);
+  };
+
+  return (
+    <Modal
+      open={isOpen}
+      onClose={onClose}
+      title={t('ai_providers.openai_models_fetch_title')}
+      width={720}
+      footer={
+        <>
+          <Button variant="secondary" onClick={onClose} disabled={loading}>
+            {t('ai_providers.openai_models_fetch_back')}
+          </Button>
+          <Button onClick={handleApply} disabled={loading}>
+            {t('ai_providers.openai_models_fetch_apply')}
+          </Button>
+        </>
+      }
+    >
+      <div className="hint" style={{ marginBottom: 8 }}>
+        {t('ai_providers.openai_models_fetch_hint')}
+      </div>
+      <div className="form-group">
+        <label>{t('ai_providers.openai_models_fetch_url_label')}</label>
+        <div style={{ display: 'flex', gap: 8, alignItems: 'center' }}>
+          <input className="input" readOnly value={endpoint} />
+          <Button
+            variant="secondary"
+            size="sm"
+            onClick={() => void fetchOpenaiModelDiscovery({ allowFallback: true })}
+            loading={loading}
+          >
+            {t('ai_providers.openai_models_fetch_refresh')}
+          </Button>
+        </div>
+      </div>
+      <Input
+        label={t('ai_providers.openai_models_search_label')}
+        placeholder={t('ai_providers.openai_models_search_placeholder')}
+        value={search}
+        onChange={(e) => setSearch(e.target.value)}
+      />
+      {error && <div className="error-box">{error}</div>}
+      {loading ? (
+        <div className="hint">{t('ai_providers.openai_models_fetch_loading')}</div>
+      ) : models.length === 0 ? (
+        <div className="hint">{t('ai_providers.openai_models_fetch_empty')}</div>
+      ) : filteredModels.length === 0 ? (
+        <div className="hint">{t('ai_providers.openai_models_search_empty')}</div>
+      ) : (
+        <div className={styles.modelDiscoveryList}>
+          {filteredModels.map((model) => {
+            const checked = selected.has(model.name);
+            return (
+              <label
+                key={model.name}
+                className={`${styles.modelDiscoveryRow} ${checked ? styles.modelDiscoveryRowSelected : ''}`}
+              >
+                <input type="checkbox" checked={checked} onChange={() => toggleSelection(model.name)} />
+                <div className={styles.modelDiscoveryMeta}>
+                  <div className={styles.modelDiscoveryName}>
+                    {model.name}
+                    {model.alias && <span className={styles.modelDiscoveryAlias}>{model.alias}</span>}
+                  </div>
+                  {model.description && (
+                    <div className={styles.modelDiscoveryDesc}>{model.description}</div>
+                  )}
+                </div>
+              </label>
+            );
+          })}
+        </div>
+      )}
+    </Modal>
+  );
+}

src/components/providers/OpenAISection/OpenAIModal.tsx

@@ -0,0 +1,432 @@
+import { useEffect, useMemo, useState } from 'react';
+import { useTranslation } from 'react-i18next';
+import { Button } from '@/components/ui/Button';
+import { HeaderInputList } from '@/components/ui/HeaderInputList';
+import { Input } from '@/components/ui/Input';
+import { Modal } from '@/components/ui/Modal';
+import { ModelInputList, modelsToEntries } from '@/components/ui/ModelInputList';
+import { useNotificationStore } from '@/stores';
+import { apiCallApi, getApiCallErrorMessage } from '@/services/api';
+import type { OpenAIProviderConfig, ApiKeyEntry } from '@/types';
+import { buildHeaderObject, headersToEntries } from '@/utils/headers';
+import type { ModelInfo } from '@/utils/models';
+import styles from '@/pages/AiProvidersPage.module.scss';
+import { buildApiKeyEntry, buildOpenAIChatCompletionsEndpoint } from '../utils';
+import type { ModelEntry, OpenAIFormState, ProviderModalProps } from '../types';
+import { OpenAIDiscoveryModal } from './OpenAIDiscoveryModal';
+
+const OPENAI_TEST_TIMEOUT_MS = 30_000;
+
+interface OpenAIModalProps extends ProviderModalProps<OpenAIProviderConfig, OpenAIFormState> {
+  isSaving: boolean;
+}
+
+const buildEmptyForm = (): OpenAIFormState => ({
+  name: '',
+  prefix: '',
+  baseUrl: '',
+  headers: [],
+  apiKeyEntries: [buildApiKeyEntry()],
+  modelEntries: [{ name: '', alias: '' }],
+  testModel: undefined,
+});
+
+export function OpenAIModal({
+  isOpen,
+  editIndex,
+  initialData,
+  onClose,
+  onSave,
+  isSaving,
+}: OpenAIModalProps) {
+  const { t } = useTranslation();
+  const { showNotification } = useNotificationStore();
+  const [form, setForm] = useState<OpenAIFormState>(buildEmptyForm);
+  const [discoveryOpen, setDiscoveryOpen] = useState(false);
+  const [testModel, setTestModel] = useState('');
+  const [testStatus, setTestStatus] = useState<'idle' | 'loading' | 'success' | 'error'>('idle');
+  const [testMessage, setTestMessage] = useState('');
+
+  const getErrorMessage = (err: unknown) => {
+    if (err instanceof Error) return err.message;
+    if (typeof err === 'string') return err;
+    return '';
+  };
+
+  const availableModels = useMemo(
+    () => form.modelEntries.map((entry) => entry.name.trim()).filter(Boolean),
+    [form.modelEntries]
+  );
+
+  useEffect(() => {
+    if (!isOpen) {
+      setDiscoveryOpen(false);
+      return;
+    }
+
+    if (initialData) {
+      const modelEntries = modelsToEntries(initialData.models);
+      setForm({
+        name: initialData.name,
+        prefix: initialData.prefix ?? '',
+        baseUrl: initialData.baseUrl,
+        headers: headersToEntries(initialData.headers),
+        testModel: initialData.testModel,
+        modelEntries,
+        apiKeyEntries: initialData.apiKeyEntries?.length
+          ? initialData.apiKeyEntries
+          : [buildApiKeyEntry()],
+      });
+      const available = modelEntries.map((entry) => entry.name.trim()).filter(Boolean);
+      const initialModel =
+        initialData.testModel && available.includes(initialData.testModel)
+          ? initialData.testModel
+          : available[0] || '';
+      setTestModel(initialModel);
+    } else {
+      setForm(buildEmptyForm());
+      setTestModel('');
+    }
+
+    setTestStatus('idle');
+    setTestMessage('');
+    setDiscoveryOpen(false);
+  }, [initialData, isOpen]);
+
+  useEffect(() => {
+    if (!isOpen) return;
+    if (availableModels.length === 0) {
+      if (testModel) {
+        setTestModel('');
+        setTestStatus('idle');
+        setTestMessage('');
+      }
+      return;
+    }
+
+    if (!testModel || !availableModels.includes(testModel)) {
+      setTestModel(availableModels[0]);
+      setTestStatus('idle');
+      setTestMessage('');
+    }
+  }, [availableModels, isOpen, testModel]);
+
+  const renderKeyEntries = (entries: ApiKeyEntry[]) => {
+    const list = entries.length ? entries : [buildApiKeyEntry()];
+    const updateEntry = (idx: number, field: keyof ApiKeyEntry, value: string) => {
+      const next = list.map((entry, i) => (i === idx ? { ...entry, [field]: value } : entry));
+      setForm((prev) => ({ ...prev, apiKeyEntries: next }));
+    };
+
+    const removeEntry = (idx: number) => {
+      const next = list.filter((_, i) => i !== idx);
+      setForm((prev) => ({
+        ...prev,
+        apiKeyEntries: next.length ? next : [buildApiKeyEntry()],
+      }));
+    };
+
+    const addEntry = () => {
+      setForm((prev) => ({ ...prev, apiKeyEntries: [...list, buildApiKeyEntry()] }));
+    };
+
+    return (
+      <div className="stack">
+        {list.map((entry, index) => (
+          <div key={index} className="item-row">
+            <div className="item-meta">
+              <Input
+                label={`${t('common.api_key')} #${index + 1}`}
+                value={entry.apiKey}
+                onChange={(e) => updateEntry(index, 'apiKey', e.target.value)}
+              />
+              <Input
+                label={t('common.proxy_url')}
+                value={entry.proxyUrl ?? ''}
+                onChange={(e) => updateEntry(index, 'proxyUrl', e.target.value)}
+              />
+            </div>
+            <div className="item-actions">
+              <Button
+                variant="ghost"
+                size="sm"
+                onClick={() => removeEntry(index)}
+                disabled={list.length <= 1 || isSaving}
+              >
+                {t('common.delete')}
+              </Button>
+            </div>
+          </div>
+        ))}
+        <Button variant="secondary" size="sm" onClick={addEntry} disabled={isSaving}>
+          {t('ai_providers.openai_keys_add_btn')}
+        </Button>
+      </div>
+    );
+  };
+
+  const openOpenaiModelDiscovery = () => {
+    const baseUrl = form.baseUrl.trim();
+    if (!baseUrl) {
+      showNotification(t('ai_providers.openai_models_fetch_invalid_url'), 'error');
+      return;
+    }
+    setDiscoveryOpen(true);
+  };
+
+  const applyOpenaiModelDiscoverySelection = (selectedModels: ModelInfo[]) => {
+    if (!selectedModels.length) {
+      setDiscoveryOpen(false);
+      return;
+    }
+
+    const mergedMap = new Map<string, ModelEntry>();
+    form.modelEntries.forEach((entry) => {
+      const name = entry.name.trim();
+      if (!name) return;
+      mergedMap.set(name, { name, alias: entry.alias?.trim() || '' });
+    });
+
+    let addedCount = 0;
+    selectedModels.forEach((model) => {
+      const name = model.name.trim();
+      if (!name || mergedMap.has(name)) return;
+      mergedMap.set(name, { name, alias: model.alias ?? '' });
+      addedCount += 1;
+    });
+
+    const mergedEntries = Array.from(mergedMap.values());
+    setForm((prev) => ({
+      ...prev,
+      modelEntries: mergedEntries.length ? mergedEntries : [{ name: '', alias: '' }],
+    }));
+
+    setDiscoveryOpen(false);
+    if (addedCount > 0) {
+      showNotification(t('ai_providers.openai_models_fetch_added', { count: addedCount }), 'success');
+    }
+  };
+
+  const testOpenaiProviderConnection = async () => {
+    const baseUrl = form.baseUrl.trim();
+    if (!baseUrl) {
+      const message = t('notification.openai_test_url_required');
+      setTestStatus('error');
+      setTestMessage(message);
+      showNotification(message, 'error');
+      return;
+    }
+
+    const endpoint = buildOpenAIChatCompletionsEndpoint(baseUrl);
+    if (!endpoint) {
+      const message = t('notification.openai_test_url_required');
+      setTestStatus('error');
+      setTestMessage(message);
+      showNotification(message, 'error');
+      return;
+    }
+
+    const firstKeyEntry = form.apiKeyEntries.find((entry) => entry.apiKey?.trim());
+    if (!firstKeyEntry) {
+      const message = t('notification.openai_test_key_required');
+      setTestStatus('error');
+      setTestMessage(message);
+      showNotification(message, 'error');
+      return;
+    }
+
+    const modelName = testModel.trim() || availableModels[0] || '';
+    if (!modelName) {
+      const message = t('notification.openai_test_model_required');
+      setTestStatus('error');
+      setTestMessage(message);
+      showNotification(message, 'error');
+      return;
+    }
+
+    const customHeaders = buildHeaderObject(form.headers);
+    const headers: Record<string, string> = {
+      'Content-Type': 'application/json',
+      ...customHeaders,
+    };
+    if (!headers.Authorization && !headers['authorization']) {
+      headers.Authorization = `Bearer ${firstKeyEntry.apiKey.trim()}`;
+    }
+
+    setTestStatus('loading');
+    setTestMessage(t('ai_providers.openai_test_running'));
+
+    try {
+      const result = await apiCallApi.request(
+        {
+          method: 'POST',
+          url: endpoint,
+          header: Object.keys(headers).length ? headers : undefined,
+          data: JSON.stringify({
+            model: modelName,
+            messages: [{ role: 'user', content: 'Hi' }],
+            stream: false,
+            max_tokens: 5,
+          }),
+        },
+        { timeout: OPENAI_TEST_TIMEOUT_MS }
+      );
+
+      if (result.statusCode < 200 || result.statusCode >= 300) {
+        throw new Error(getApiCallErrorMessage(result));
+      }
+
+      setTestStatus('success');
+      setTestMessage(t('ai_providers.openai_test_success'));
+    } catch (err: unknown) {
+      setTestStatus('error');
+      const message = getErrorMessage(err);
+      const errorCode =
+        typeof err === 'object' && err !== null && 'code' in err ? String((err as { code?: string }).code) : '';
+      const isTimeout =
+        errorCode === 'ECONNABORTED' || message.toLowerCase().includes('timeout');
+      if (isTimeout) {
+        setTestMessage(t('ai_providers.openai_test_timeout', { seconds: OPENAI_TEST_TIMEOUT_MS / 1000 }));
+      } else {
+        setTestMessage(`${t('ai_providers.openai_test_failed')}: ${message}`);
+      }
+    }
+  };
+
+  return (
+    <>
+      <Modal
+        open={isOpen}
+        onClose={onClose}
+        title={
+          editIndex !== null
+            ? t('ai_providers.openai_edit_modal_title')
+            : t('ai_providers.openai_add_modal_title')
+        }
+        footer={
+          <>
+            <Button variant="secondary" onClick={onClose} disabled={isSaving}>
+              {t('common.cancel')}
+            </Button>
+            <Button onClick={() => void onSave(form, editIndex)} loading={isSaving}>
+              {t('common.save')}
+            </Button>
+          </>
+        }
+      >
+        <Input
+          label={t('ai_providers.openai_add_modal_name_label')}
+          value={form.name}
+          onChange={(e) => setForm((prev) => ({ ...prev, name: e.target.value }))}
+        />
+        <Input
+          label={t('ai_providers.prefix_label')}
+          placeholder={t('ai_providers.prefix_placeholder')}
+          value={form.prefix ?? ''}
+          onChange={(e) => setForm((prev) => ({ ...prev, prefix: e.target.value }))}
+          hint={t('ai_providers.prefix_hint')}
+        />
+        <Input
+          label={t('ai_providers.openai_add_modal_url_label')}
+          value={form.baseUrl}
+          onChange={(e) => setForm((prev) => ({ ...prev, baseUrl: e.target.value }))}
+        />
+
+        <HeaderInputList
+          entries={form.headers}
+          onChange={(entries) => setForm((prev) => ({ ...prev, headers: entries }))}
+          addLabel={t('common.custom_headers_add')}
+          keyPlaceholder={t('common.custom_headers_key_placeholder')}
+          valuePlaceholder={t('common.custom_headers_value_placeholder')}
+        />
+
+        <div className="form-group">
+          <label>
+            {editIndex !== null
+              ? t('ai_providers.openai_edit_modal_models_label')
+              : t('ai_providers.openai_add_modal_models_label')}
+          </label>
+          <div className="hint">{t('ai_providers.openai_models_hint')}</div>
+          <ModelInputList
+            entries={form.modelEntries}
+            onChange={(entries) => setForm((prev) => ({ ...prev, modelEntries: entries }))}
+            addLabel={t('ai_providers.openai_models_add_btn')}
+            namePlaceholder={t('common.model_name_placeholder')}
+            aliasPlaceholder={t('common.model_alias_placeholder')}
+            disabled={isSaving}
+          />
+          <Button variant="secondary" size="sm" onClick={openOpenaiModelDiscovery} disabled={isSaving}>
+            {t('ai_providers.openai_models_fetch_button')}
+          </Button>
+        </div>
+
+        <div className="form-group">
+          <label>{t('ai_providers.openai_test_title')}</label>
+          <div className="hint">{t('ai_providers.openai_test_hint')}</div>
+          <div style={{ display: 'flex', gap: 8, alignItems: 'center' }}>
+            <select
+              className={`input ${styles.openaiTestSelect}`}
+              value={testModel}
+              onChange={(e) => {
+                setTestModel(e.target.value);
+                setTestStatus('idle');
+                setTestMessage('');
+              }}
+              disabled={isSaving || availableModels.length === 0}
+            >
+              <option value="">
+                {availableModels.length
+                  ? t('ai_providers.openai_test_select_placeholder')
+                  : t('ai_providers.openai_test_select_empty')}
+              </option>
+              {form.modelEntries
+                .filter((entry) => entry.name.trim())
+                .map((entry, idx) => {
+                  const name = entry.name.trim();
+                  const alias = entry.alias.trim();
+                  const label = alias && alias !== name ? `${name} (${alias})` : name;
+                  return (
+                    <option key={`${name}-${idx}`} value={name}>
+                      {label}
+                    </option>
+                  );
+                })}
+            </select>
+            <Button
+              variant={testStatus === 'error' ? 'danger' : 'secondary'}
+              className={`${styles.openaiTestButton} ${testStatus === 'success' ? styles.openaiTestButtonSuccess : ''}`}
+              onClick={testOpenaiProviderConnection}
+              loading={testStatus === 'loading'}
+              disabled={isSaving || availableModels.length === 0}
+            >
+              {t('ai_providers.openai_test_action')}
+            </Button>
+          </div>
+          {testMessage && (
+            <div
+              className={`status-badge ${
+                testStatus === 'error' ? 'error' : testStatus === 'success' ? 'success' : 'muted'
+              }`}
+            >
+              {testMessage}
+            </div>
+          )}
+        </div>
+
+        <div className="form-group">
+          <label>{t('ai_providers.openai_add_modal_keys_label')}</label>
+          {renderKeyEntries(form.apiKeyEntries)}
+        </div>
+      </Modal>
+
+      <OpenAIDiscoveryModal
+        isOpen={discoveryOpen}
+        baseUrl={form.baseUrl}
+        headers={form.headers}
+        apiKeyEntries={form.apiKeyEntries}
+        onClose={() => setDiscoveryOpen(false)}
+        onApply={applyOpenaiModelDiscoverySelection}
+      />
+    </>
+  );
+}

src/components/providers/OpenAISection/OpenAISection.tsx

@@ -0,0 +1,206 @@
+import { Fragment, useMemo } from 'react';
+import { useTranslation } from 'react-i18next';
+import { Button } from '@/components/ui/Button';
+import { Card } from '@/components/ui/Card';
+import { IconCheck, IconX } from '@/components/ui/icons';
+import iconOpenaiLight from '@/assets/icons/openai-light.svg';
+import iconOpenaiDark from '@/assets/icons/openai-dark.svg';
+import type { OpenAIProviderConfig } from '@/types';
+import { maskApiKey } from '@/utils/format';
+import { calculateStatusBarData, type KeyStats, type UsageDetail } from '@/utils/usage';
+import styles from '@/pages/AiProvidersPage.module.scss';
+import { ProviderList } from '../ProviderList';
+import { ProviderStatusBar } from '../ProviderStatusBar';
+import { getOpenAIProviderStats, getStatsBySource } from '../utils';
+import type { OpenAIFormState } from '../types';
+import { OpenAIModal } from './OpenAIModal';
+
+interface OpenAISectionProps {
+  configs: OpenAIProviderConfig[];
+  keyStats: KeyStats;
+  usageDetails: UsageDetail[];
+  loading: boolean;
+  disableControls: boolean;
+  isSaving: boolean;
+  isSwitching: boolean;
+  resolvedTheme: string;
+  isModalOpen: boolean;
+  modalIndex: number | null;
+  onAdd: () => void;
+  onEdit: (index: number) => void;
+  onDelete: (index: number) => void;
+  onCloseModal: () => void;
+  onSave: (data: OpenAIFormState, index: number | null) => Promise<void>;
+}
+
+export function OpenAISection({
+  configs,
+  keyStats,
+  usageDetails,
+  loading,
+  disableControls,
+  isSaving,
+  isSwitching,
+  resolvedTheme,
+  isModalOpen,
+  modalIndex,
+  onAdd,
+  onEdit,
+  onDelete,
+  onCloseModal,
+  onSave,
+}: OpenAISectionProps) {
+  const { t } = useTranslation();
+  const actionsDisabled = disableControls || isSaving || isSwitching;
+
+  const statusBarCache = useMemo(() => {
+    const cache = new Map<string, ReturnType<typeof calculateStatusBarData>>();
+
+    configs.forEach((provider) => {
+      const allKeys = (provider.apiKeyEntries || []).map((entry) => entry.apiKey).filter(Boolean);
+      const filteredDetails = usageDetails.filter((detail) => allKeys.includes(detail.source));
+      cache.set(provider.name, calculateStatusBarData(filteredDetails));
+    });
+
+    return cache;
+  }, [configs, usageDetails]);
+
+  const initialData = modalIndex !== null ? configs[modalIndex] : undefined;
+
+  return (
+    <>
+      <Card
+        title={
+          <span className={styles.cardTitle}>
+            <img
+              src={resolvedTheme === 'dark' ? iconOpenaiDark : iconOpenaiLight}
+              alt=""
+              className={styles.cardTitleIcon}
+            />
+            {t('ai_providers.openai_title')}
+          </span>
+        }
+        extra={
+          <Button size="sm" onClick={onAdd} disabled={actionsDisabled}>
+            {t('ai_providers.openai_add_button')}
+          </Button>
+        }
+      >
+        <ProviderList<OpenAIProviderConfig>
+          items={configs}
+          loading={loading}
+          keyField={(item) => item.name}
+          emptyTitle={t('ai_providers.openai_empty_title')}
+          emptyDescription={t('ai_providers.openai_empty_desc')}
+          onEdit={onEdit}
+          onDelete={onDelete}
+          actionsDisabled={actionsDisabled}
+          renderContent={(item) => {
+            const stats = getOpenAIProviderStats(item.apiKeyEntries, keyStats, maskApiKey);
+            const headerEntries = Object.entries(item.headers || {});
+            const apiKeyEntries = item.apiKeyEntries || [];
+            const statusData = statusBarCache.get(item.name) || calculateStatusBarData([]);
+
+            return (
+              <Fragment>
+                <div className="item-title">{item.name}</div>
+                {item.prefix && (
+                  <div className={styles.fieldRow}>
+                    <span className={styles.fieldLabel}>{t('common.prefix')}:</span>
+                    <span className={styles.fieldValue}>{item.prefix}</span>
+                  </div>
+                )}
+                <div className={styles.fieldRow}>
+                  <span className={styles.fieldLabel}>{t('common.base_url')}:</span>
+                  <span className={styles.fieldValue}>{item.baseUrl}</span>
+                </div>
+                {headerEntries.length > 0 && (
+                  <div className={styles.headerBadgeList}>
+                    {headerEntries.map(([key, value]) => (
+                      <span key={key} className={styles.headerBadge}>
+                        <strong>{key}:</strong> {value}
+                      </span>
+                    ))}
+                  </div>
+                )}
+                {apiKeyEntries.length > 0 && (
+                  <div className={styles.apiKeyEntriesSection}>
+                    <div className={styles.apiKeyEntriesLabel}>
+                      {t('ai_providers.openai_keys_count')}: {apiKeyEntries.length}
+                    </div>
+                    <div className={styles.apiKeyEntryList}>
+                      {apiKeyEntries.map((entry, entryIndex) => {
+                        const entryStats = getStatsBySource(entry.apiKey, keyStats, maskApiKey);
+                        return (
+                          <div key={entryIndex} className={styles.apiKeyEntryCard}>
+                            <span className={styles.apiKeyEntryIndex}>{entryIndex + 1}</span>
+                            <span className={styles.apiKeyEntryKey}>{maskApiKey(entry.apiKey)}</span>
+                            {entry.proxyUrl && (
+                              <span className={styles.apiKeyEntryProxy}>{entry.proxyUrl}</span>
+                            )}
+                            <div className={styles.apiKeyEntryStats}>
+                              <span
+                                className={`${styles.apiKeyEntryStat} ${styles.apiKeyEntryStatSuccess}`}
+                              >
+                                <IconCheck size={12} /> {entryStats.success}
+                              </span>
+                              <span
+                                className={`${styles.apiKeyEntryStat} ${styles.apiKeyEntryStatFailure}`}
+                              >
+                                <IconX size={12} /> {entryStats.failure}
+                              </span>
+                            </div>
+                          </div>
+                        );
+                      })}
+                    </div>
+                  </div>
+                )}
+                <div className={styles.fieldRow} style={{ marginTop: '8px' }}>
+                  <span className={styles.fieldLabel}>{t('ai_providers.openai_models_count')}:</span>
+                  <span className={styles.fieldValue}>{item.models?.length || 0}</span>
+                </div>
+                {item.models?.length ? (
+                  <div className={styles.modelTagList}>
+                    {item.models.map((model) => (
+                      <span key={model.name} className={styles.modelTag}>
+                        <span className={styles.modelName}>{model.name}</span>
+                        {model.alias && model.alias !== model.name && (
+                          <span className={styles.modelAlias}>{model.alias}</span>
+                        )}
+                      </span>
+                    ))}
+                  </div>
+                ) : null}
+                {item.testModel && (
+                  <div className={styles.fieldRow}>
+                    <span className={styles.fieldLabel}>Test Model:</span>
+                    <span className={styles.fieldValue}>{item.testModel}</span>
+                  </div>
+                )}
+                <div className={styles.cardStats}>
+                  <span className={`${styles.statPill} ${styles.statSuccess}`}>
+                    {t('stats.success')}: {stats.success}
+                  </span>
+                  <span className={`${styles.statPill} ${styles.statFailure}`}>
+                    {t('stats.failure')}: {stats.failure}
+                  </span>
+                </div>
+                <ProviderStatusBar statusData={statusData} />
+              </Fragment>
+            );
+          }}
+        />
+      </Card>
+
+      <OpenAIModal
+        isOpen={isModalOpen}
+        editIndex={modalIndex}
+        initialData={initialData}
+        onClose={onCloseModal}
+        onSave={onSave}
+        isSaving={isSaving}
+      />
+    </>
+  );
+}

src/components/providers/OpenAISection/index.ts

@@ -0,0 +1 @@
+export { OpenAISection } from './OpenAISection';

src/components/providers/ProviderList.tsx

@@ -0,0 +1,80 @@
+import type { ReactNode } from 'react';
+import { useTranslation } from 'react-i18next';
+import { Button } from '@/components/ui/Button';
+import { EmptyState } from '@/components/ui/EmptyState';
+
+interface ProviderListProps<T> {
+  items: T[];
+  loading: boolean;
+  keyField: (item: T) => string;
+  renderContent: (item: T, index: number) => ReactNode;
+  onEdit: (index: number) => void;
+  onDelete: (index: number) => void;
+  emptyTitle: string;
+  emptyDescription: string;
+  deleteLabel?: string;
+  actionsDisabled?: boolean;
+  getRowDisabled?: (item: T, index: number) => boolean;
+  renderExtraActions?: (item: T, index: number) => ReactNode;
+}
+
+export function ProviderList<T>({
+  items,
+  loading,
+  keyField,
+  renderContent,
+  onEdit,
+  onDelete,
+  emptyTitle,
+  emptyDescription,
+  deleteLabel,
+  actionsDisabled = false,
+  getRowDisabled,
+  renderExtraActions,
+}: ProviderListProps<T>) {
+  const { t } = useTranslation();
+
+  if (loading) {
+    return <div className="hint">{t('common.loading')}</div>;
+  }
+
+  if (!items.length) {
+    return <EmptyState title={emptyTitle} description={emptyDescription} />;
+  }
+
+  return (
+    <div className="item-list">
+      {items.map((item, index) => {
+        const rowDisabled = getRowDisabled ? getRowDisabled(item, index) : false;
+        return (
+          <div
+            key={keyField(item)}
+            className="item-row"
+            style={rowDisabled ? { opacity: 0.6 } : undefined}
+          >
+            <div className="item-meta">{renderContent(item, index)}</div>
+            <div className="item-actions">
+              <Button
+                variant="secondary"
+                size="sm"
+                onClick={() => onEdit(index)}
+                disabled={actionsDisabled}
+              >
+                {t('common.edit')}
+              </Button>
+              <Button
+                variant="danger"
+                size="sm"
+                onClick={() => onDelete(index)}
+                disabled={actionsDisabled}
+              >
+                {deleteLabel || t('common.delete')}
+              </Button>
+              {renderExtraActions ? renderExtraActions(item, index) : null}
+            </div>
+          </div>
+        );
+      })}
+    </div>
+  );
+}

src/components/providers/ProviderStatusBar.tsx

@@ -0,0 +1,38 @@
+import { calculateStatusBarData } from '@/utils/usage';
+import styles from '@/pages/AiProvidersPage.module.scss';
+
+interface ProviderStatusBarProps {
+  statusData: ReturnType<typeof calculateStatusBarData>;
+}
+
+export function ProviderStatusBar({ statusData }: ProviderStatusBarProps) {
+  const hasData = statusData.totalSuccess + statusData.totalFailure > 0;
+  const rateClass = !hasData
+    ? ''
+    : statusData.successRate >= 90
+      ? styles.statusRateHigh
+      : statusData.successRate >= 50
+        ? styles.statusRateMedium
+        : styles.statusRateLow;
+
+  return (
+    <div className={styles.statusBar}>
+      <div className={styles.statusBlocks}>
+        {statusData.blocks.map((state, idx) => {
+          const blockClass =
+            state === 'success'
+              ? styles.statusBlockSuccess
+              : state === 'failure'
+                ? styles.statusBlockFailure
+                : state === 'mixed'
+                  ? styles.statusBlockMixed
+                  : styles.statusBlockIdle;
+          return <div key={idx} className={`${styles.statusBlock} ${blockClass}`} />;
+        })}
+      </div>
+      <span className={`${styles.statusRate} ${rateClass}`}>
+        {hasData ? `${statusData.successRate.toFixed(1)}%` : '--'}
+      </span>
+    </div>
+  );
+}

src/components/providers/hooks/useProviderStats.ts

@@ -0,0 +1,37 @@
+import { useCallback, useRef, useState } from 'react';
+import { useInterval } from '@/hooks/useInterval';
+import { usageApi } from '@/services/api';
+import { collectUsageDetails, type KeyStats, type UsageDetail } from '@/utils/usage';
+
+const EMPTY_STATS: KeyStats = { bySource: {}, byAuthIndex: {} };
+
+export const useProviderStats = () => {
+  const [keyStats, setKeyStats] = useState<KeyStats>(EMPTY_STATS);
+  const [usageDetails, setUsageDetails] = useState<UsageDetail[]>([]);
+  const [isLoading, setIsLoading] = useState(false);
+  const loadingRef = useRef(false);
+
+  // 加载 key 统计和 usage 明细（API 层已有60秒超时）
+  const loadKeyStats = useCallback(async () => {
+    if (loadingRef.current) return;
+    loadingRef.current = true;
+    setIsLoading(true);
+    try {
+      const usageResponse = await usageApi.getUsage();
+      const usageData = usageResponse?.usage ?? usageResponse;
+      const stats = await usageApi.getKeyStats(usageData);
+      setKeyStats(stats);
+      setUsageDetails(collectUsageDetails(usageData));
+    } catch {
+      // 静默失败
+    } finally {
+      loadingRef.current = false;
+      setIsLoading(false);
+    }
+  }, []);
+
+  // 定时刷新状态数据（每240秒）
+  useInterval(loadKeyStats, 240_000);
+
+  return { keyStats, usageDetails, loadKeyStats, isLoading };
+};

src/components/providers/index.ts

@@ -0,0 +1,10 @@
+export { AmpcodeSection } from './AmpcodeSection';
+export { ClaudeSection } from './ClaudeSection';
+export { CodexSection } from './CodexSection';
+export { GeminiSection } from './GeminiSection';
+export { OpenAISection } from './OpenAISection';
+export { ProviderList } from './ProviderList';
+export { ProviderStatusBar } from './ProviderStatusBar';
+export * from './hooks/useProviderStats';
+export * from './types';
+export * from './utils';

src/components/providers/types.ts

@@ -0,0 +1,59 @@
+import type { ApiKeyEntry, GeminiKeyConfig, ProviderKeyConfig } from '@/types';
+import type { HeaderEntry } from '@/utils/headers';
+import type { KeyStats, UsageDetail } from '@/utils/usage';
+
+export type ProviderModal =
+  | { type: 'gemini'; index: number | null }
+  | { type: 'codex'; index: number | null }
+  | { type: 'claude'; index: number | null }
+  | { type: 'ampcode'; index: null }
+  | { type: 'openai'; index: number | null };
+
+export interface ModelEntry {
+  name: string;
+  alias: string;
+}
+
+export interface OpenAIFormState {
+  name: string;
+  prefix: string;
+  baseUrl: string;
+  headers: HeaderEntry[];
+  testModel?: string;
+  modelEntries: ModelEntry[];
+  apiKeyEntries: ApiKeyEntry[];
+}
+
+export interface AmpcodeFormState {
+  upstreamUrl: string;
+  upstreamApiKey: string;
+  forceModelMappings: boolean;
+  mappingEntries: ModelEntry[];
+}
+
+export type GeminiFormState = GeminiKeyConfig & { excludedText: string };
+
+export type ProviderFormState = ProviderKeyConfig & {
+  modelEntries: ModelEntry[];
+  excludedText: string;
+};
+
+export interface ProviderSectionProps<TConfig> {
+  configs: TConfig[];
+  keyStats: KeyStats;
+  usageDetails: UsageDetail[];
+  disabled: boolean;
+  onEdit: (index: number) => void;
+  onAdd: () => void;
+  onDelete: (index: number) => void;
+  onToggle?: (index: number, enabled: boolean) => void;
+}
+
+export interface ProviderModalProps<TConfig, TPayload = TConfig> {
+  isOpen: boolean;
+  editIndex: number | null;
+  initialData?: TConfig;
+  onClose: () => void;
+  onSave: (data: TPayload, index: number | null) => Promise<void>;
+  disabled?: boolean;
+}

src/components/providers/utils.ts

@@ -0,0 +1,132 @@
+import type { AmpcodeConfig, AmpcodeModelMapping, ApiKeyEntry } from '@/types';
+import type { KeyStatBucket, KeyStats } from '@/utils/usage';
+import type { AmpcodeFormState, ModelEntry } from './types';
+
+export const DISABLE_ALL_MODELS_RULE = '*';
+
+export const hasDisableAllModelsRule = (models?: string[]) =>
+  Array.isArray(models) &&
+  models.some((model) => String(model ?? '').trim() === DISABLE_ALL_MODELS_RULE);
+
+export const stripDisableAllModelsRule = (models?: string[]) =>
+  Array.isArray(models)
+    ? models.filter((model) => String(model ?? '').trim() !== DISABLE_ALL_MODELS_RULE)
+    : [];
+
+export const withDisableAllModelsRule = (models?: string[]) => {
+  const base = stripDisableAllModelsRule(models);
+  return [...base, DISABLE_ALL_MODELS_RULE];
+};
+
+export const withoutDisableAllModelsRule = (models?: string[]) => {
+  const base = stripDisableAllModelsRule(models);
+  return base;
+};
+
+export const parseExcludedModels = (text: string): string[] =>
+  text
+    .split(/[\n,]+/)
+    .map((item) => item.trim())
+    .filter(Boolean);
+
+export const excludedModelsToText = (models?: string[]) =>
+  Array.isArray(models) ? models.join('\n') : '';
+
+export const normalizeOpenAIBaseUrl = (baseUrl: string): string => {
+  let trimmed = String(baseUrl || '').trim();
+  if (!trimmed) return '';
+  trimmed = trimmed.replace(/\/?v0\/management\/?$/i, '');
+  trimmed = trimmed.replace(/\/+$/g, '');
+  if (!/^https?:\/\//i.test(trimmed)) {
+    trimmed = `http://${trimmed}`;
+  }
+  return trimmed;
+};
+
+export const buildOpenAIModelsEndpoint = (baseUrl: string): string => {
+  const trimmed = normalizeOpenAIBaseUrl(baseUrl);
+  if (!trimmed) return '';
+  return trimmed.endsWith('/v1') ? `${trimmed}/models` : `${trimmed}/v1/models`;
+};
+
+export const buildOpenAIChatCompletionsEndpoint = (baseUrl: string): string => {
+  const trimmed = normalizeOpenAIBaseUrl(baseUrl);
+  if (!trimmed) return '';
+  if (trimmed.endsWith('/chat/completions')) {
+    return trimmed;
+  }
+  return trimmed.endsWith('/v1') ? `${trimmed}/chat/completions` : `${trimmed}/v1/chat/completions`;
+};
+
+// 根据 source (apiKey) 获取统计数据 - 与旧版逻辑一致
+export const getStatsBySource = (
+  apiKey: string,
+  keyStats: KeyStats,
+  maskFn: (key: string) => string
+): KeyStatBucket => {
+  const bySource = keyStats.bySource ?? {};
+  const masked = maskFn(apiKey);
+  return bySource[apiKey] || bySource[masked] || { success: 0, failure: 0 };
+};
+
+// 对于 OpenAI 提供商，汇总所有 apiKeyEntries 的统计 - 与旧版逻辑一致
+export const getOpenAIProviderStats = (
+  apiKeyEntries: ApiKeyEntry[] | undefined,
+  keyStats: KeyStats,
+  maskFn: (key: string) => string
+): KeyStatBucket => {
+  const bySource = keyStats.bySource ?? {};
+  let totalSuccess = 0;
+  let totalFailure = 0;
+
+  (apiKeyEntries || []).forEach((entry) => {
+    const key = entry?.apiKey || '';
+    if (!key) return;
+    const masked = maskFn(key);
+    const stats = bySource[key] || bySource[masked] || { success: 0, failure: 0 };
+    totalSuccess += stats.success;
+    totalFailure += stats.failure;
+  });
+
+  return { success: totalSuccess, failure: totalFailure };
+};
+
+export const buildApiKeyEntry = (input?: Partial<ApiKeyEntry>): ApiKeyEntry => ({
+  apiKey: input?.apiKey ?? '',
+  proxyUrl: input?.proxyUrl ?? '',
+  headers: input?.headers ?? {},
+});
+
+export const ampcodeMappingsToEntries = (mappings?: AmpcodeModelMapping[]): ModelEntry[] => {
+  if (!Array.isArray(mappings) || mappings.length === 0) {
+    return [{ name: '', alias: '' }];
+  }
+  return mappings.map((mapping) => ({
+    name: mapping.from ?? '',
+    alias: mapping.to ?? '',
+  }));
+};
+
+export const entriesToAmpcodeMappings = (entries: ModelEntry[]): AmpcodeModelMapping[] => {
+  const seen = new Set<string>();
+  const mappings: AmpcodeModelMapping[] = [];
+
+  entries.forEach((entry) => {
+    const from = entry.name.trim();
+    const to = entry.alias.trim();
+    if (!from || !to) return;
+    const key = from.toLowerCase();
+    if (seen.has(key)) return;
+    seen.add(key);
+    mappings.push({ from, to });
+  });
+
+  return mappings;
+};
+
+export const buildAmpcodeFormState = (ampcode?: AmpcodeConfig | null): AmpcodeFormState => ({
+  upstreamUrl: ampcode?.upstreamUrl ?? '',
+  upstreamApiKey: '',
+  forceModelMappings: ampcode?.forceModelMappings ?? false,
+  mappingEntries: ampcodeMappingsToEntries(ampcode?.modelMappings),
+});

src/components/quota/QuotaCard.tsx

@@ -0,0 +1,145 @@
+/**
+ * Generic quota card component.
+ */
+
+import { useTranslation } from 'react-i18next';
+import type { ReactElement, ReactNode } from 'react';
+import type { TFunction } from 'i18next';
+import type { AuthFileItem, ResolvedTheme, ThemeColors } from '@/types';
+import { TYPE_COLORS } from '@/utils/quota';
+import styles from '@/pages/QuotaPage.module.scss';
+
+type QuotaStatus = 'idle' | 'loading' | 'success' | 'error';
+
+export interface QuotaStatusState {
+  status: QuotaStatus;
+  error?: string;
+  errorStatus?: number;
+}
+
+export interface QuotaProgressBarProps {
+  percent: number | null;
+  highThreshold: number;
+  mediumThreshold: number;
+}
+
+export function QuotaProgressBar({
+  percent,
+  highThreshold,
+  mediumThreshold
+}: QuotaProgressBarProps) {
+  const clamp = (value: number, min: number, max: number) =>
+    Math.min(max, Math.max(min, value));
+  const normalized = percent === null ? null : clamp(percent, 0, 100);
+  const fillClass =
+    normalized === null
+      ? styles.quotaBarFillMedium
+      : normalized >= highThreshold
+        ? styles.quotaBarFillHigh
+        : normalized >= mediumThreshold
+          ? styles.quotaBarFillMedium
+          : styles.quotaBarFillLow;
+  const widthPercent = Math.round(normalized ?? 0);
+
+  return (
+    <div className={styles.quotaBar}>
+      <div
+        className={`${styles.quotaBarFill} ${fillClass}`}
+        style={{ width: `${widthPercent}%` }}
+      />
+    </div>
+  );
+}
+
+export interface QuotaRenderHelpers {
+  styles: typeof styles;
+  QuotaProgressBar: (props: QuotaProgressBarProps) => ReactElement;
+}
+
+interface QuotaCardProps<TState extends QuotaStatusState> {
+  item: AuthFileItem;
+  quota?: TState;
+  resolvedTheme: ResolvedTheme;
+  i18nPrefix: string;
+  cardClassName: string;
+  defaultType: string;
+  renderQuotaItems: (quota: TState, t: TFunction, helpers: QuotaRenderHelpers) => ReactNode;
+}
+
+export function QuotaCard<TState extends QuotaStatusState>({
+  item,
+  quota,
+  resolvedTheme,
+  i18nPrefix,
+  cardClassName,
+  defaultType,
+  renderQuotaItems
+}: QuotaCardProps<TState>) {
+  const { t } = useTranslation();
+
+  const displayType = item.type || item.provider || defaultType;
+  const typeColorSet = TYPE_COLORS[displayType] || TYPE_COLORS.unknown;
+  const typeColor: ThemeColors =
+    resolvedTheme === 'dark' && typeColorSet.dark ? typeColorSet.dark : typeColorSet.light;
+
+  const quotaStatus = quota?.status ?? 'idle';
+  const quotaErrorMessage = resolveQuotaErrorMessage(
+    t,
+    quota?.errorStatus,
+    quota?.error || t('common.unknown_error')
+  );
+
+  const getTypeLabel = (type: string): string => {
+    const key = `auth_files.filter_${type}`;
+    const translated = t(key);
+    if (translated !== key) return translated;
+    if (type.toLowerCase() === 'iflow') return 'iFlow';
+    return type.charAt(0).toUpperCase() + type.slice(1);
+  };
+
+  return (
+    <div className={`${styles.fileCard} ${cardClassName}`}>
+      <div className={styles.cardHeader}>
+        <span
+          className={styles.typeBadge}
+          style={{
+            backgroundColor: typeColor.bg,
+            color: typeColor.text,
+            ...(typeColor.border ? { border: typeColor.border } : {})
+          }}
+        >
+          {getTypeLabel(displayType)}
+        </span>
+        <span className={styles.fileName}>{item.name}</span>
+      </div>
+
+      <div className={styles.quotaSection}>
+        {quotaStatus === 'loading' ? (
+          <div className={styles.quotaMessage}>{t(`${i18nPrefix}.loading`)}</div>
+        ) : quotaStatus === 'idle' ? (
+          <div className={styles.quotaMessage}>{t(`${i18nPrefix}.idle`)}</div>
+        ) : quotaStatus === 'error' ? (
+          <div className={styles.quotaError}>
+            {t(`${i18nPrefix}.load_failed`, {
+              message: quotaErrorMessage
+            })}
+          </div>
+        ) : quota ? (
+          renderQuotaItems(quota, t, { styles, QuotaProgressBar })
+        ) : (
+          <div className={styles.quotaMessage}>{t(`${i18nPrefix}.idle`)}</div>
+        )}
+      </div>
+    </div>
+  );
+}
+
+const resolveQuotaErrorMessage = (
+  t: TFunction,
+  status: number | undefined,
+  fallback: string
+): string => {
+  if (status === 404) return t('common.quota_update_required');
+  if (status === 403) return t('common.quota_check_credential');
+  return fallback;
+};

src/components/quota/QuotaSection.tsx

@@ -0,0 +1,321 @@
+/**
+ * Generic quota section component.
+ */
+
+import { useCallback, useEffect, useMemo, useRef, useState } from 'react';
+import { useTranslation } from 'react-i18next';
+import { Card } from '@/components/ui/Card';
+import { Button } from '@/components/ui/Button';
+import { EmptyState } from '@/components/ui/EmptyState';
+import { triggerHeaderRefresh } from '@/hooks/useHeaderRefresh';
+import { useQuotaStore, useThemeStore } from '@/stores';
+import type { AuthFileItem, ResolvedTheme } from '@/types';
+import { QuotaCard } from './QuotaCard';
+import type { QuotaStatusState } from './QuotaCard';
+import { useQuotaLoader } from './useQuotaLoader';
+import type { QuotaConfig } from './quotaConfigs';
+import { useGridColumns } from './useGridColumns';
+import { IconRefreshCw } from '@/components/ui/icons';
+import styles from '@/pages/QuotaPage.module.scss';
+
+type QuotaUpdater<T> = T | ((prev: T) => T);
+
+type QuotaSetter<T> = (updater: QuotaUpdater<T>) => void;
+
+type ViewMode = 'paged' | 'all';
+
+const MAX_ITEMS_PER_PAGE = 14;
+const MAX_SHOW_ALL_THRESHOLD = 30;
+
+interface QuotaPaginationState<T> {
+  pageSize: number;
+  totalPages: number;
+  currentPage: number;
+  pageItems: T[];
+  setPageSize: (size: number) => void;
+  goToPrev: () => void;
+  goToNext: () => void;
+  loading: boolean;
+  loadingScope: 'page' | 'all' | null;
+  setLoading: (loading: boolean, scope?: 'page' | 'all' | null) => void;
+}
+
+const useQuotaPagination = <T,>(items: T[], defaultPageSize = 6): QuotaPaginationState<T> => {
+  const [page, setPage] = useState(1);
+  const [pageSize, setPageSizeState] = useState(defaultPageSize);
+  const [loading, setLoadingState] = useState(false);
+  const [loadingScope, setLoadingScope] = useState<'page' | 'all' | null>(null);
+
+  const totalPages = useMemo(
+    () => Math.max(1, Math.ceil(items.length / pageSize)),
+    [items.length, pageSize]
+  );
+
+  const currentPage = useMemo(() => Math.min(page, totalPages), [page, totalPages]);
+
+  const pageItems = useMemo(() => {
+    const start = (currentPage - 1) * pageSize;
+    return items.slice(start, start + pageSize);
+  }, [items, currentPage, pageSize]);
+
+  const setPageSize = useCallback((size: number) => {
+    setPageSizeState(size);
+    setPage(1);
+  }, []);
+
+  const goToPrev = useCallback(() => {
+    setPage((prev) => Math.max(1, prev - 1));
+  }, []);
+
+  const goToNext = useCallback(() => {
+    setPage((prev) => Math.min(totalPages, prev + 1));
+  }, [totalPages]);
+
+  const setLoading = useCallback((isLoading: boolean, scope?: 'page' | 'all' | null) => {
+    setLoadingState(isLoading);
+    setLoadingScope(isLoading ? (scope ?? null) : null);
+  }, []);
+
+  return {
+    pageSize,
+    totalPages,
+    currentPage,
+    pageItems,
+    setPageSize,
+    goToPrev,
+    goToNext,
+    loading,
+    loadingScope,
+    setLoading
+  };
+};
+
+interface QuotaSectionProps<TState extends QuotaStatusState, TData> {
+  config: QuotaConfig<TState, TData>;
+  files: AuthFileItem[];
+  loading: boolean;
+  disabled: boolean;
+}
+
+export function QuotaSection<TState extends QuotaStatusState, TData>({
+  config,
+  files,
+  loading,
+  disabled
+}: QuotaSectionProps<TState, TData>) {
+  const { t } = useTranslation();
+  const resolvedTheme: ResolvedTheme = useThemeStore((state) => state.resolvedTheme);
+  const setQuota = useQuotaStore((state) => state[config.storeSetter]) as QuotaSetter<
+    Record<string, TState>
+  >;
+
+  /* Removed useRef */
+  const [columns, gridRef] = useGridColumns(380); // Min card width 380px matches SCSS
+  const [viewMode, setViewMode] = useState<ViewMode>('paged');
+  const [showTooManyWarning, setShowTooManyWarning] = useState(false);
+
+  const filteredFiles = useMemo(() => files.filter((file) => config.filterFn(file)), [
+    files,
+    config
+  ]);
+  const showAllAllowed = filteredFiles.length <= MAX_SHOW_ALL_THRESHOLD;
+  const effectiveViewMode: ViewMode = viewMode === 'all' && !showAllAllowed ? 'paged' : viewMode;
+
+  const {
+    pageSize,
+    totalPages,
+    currentPage,
+    pageItems,
+    setPageSize,
+    goToPrev,
+    goToNext,
+    loading: sectionLoading,
+    setLoading
+  } = useQuotaPagination(filteredFiles);
+
+  useEffect(() => {
+    if (showAllAllowed) return;
+    if (viewMode !== 'all') return;
+
+    let cancelled = false;
+    queueMicrotask(() => {
+      if (cancelled) return;
+      setViewMode('paged');
+      setShowTooManyWarning(true);
+    });
+
+    return () => {
+      cancelled = true;
+    };
+  }, [showAllAllowed, viewMode]);
+
+  // Update page size based on view mode and columns
+  useEffect(() => {
+    if (effectiveViewMode === 'all') {
+      setPageSize(Math.max(1, filteredFiles.length));
+    } else {
+      // Paged mode: 3 rows * columns, capped to avoid oversized pages.
+      setPageSize(Math.min(columns * 3, MAX_ITEMS_PER_PAGE));
+    }
+  }, [effectiveViewMode, columns, filteredFiles.length, setPageSize]);
+
+  const { quota, loadQuota } = useQuotaLoader(config);
+
+  const pendingQuotaRefreshRef = useRef(false);
+  const prevFilesLoadingRef = useRef(loading);
+
+  const handleRefresh = useCallback(() => {
+    pendingQuotaRefreshRef.current = true;
+    void triggerHeaderRefresh();
+  }, []);
+
+  useEffect(() => {
+    const wasLoading = prevFilesLoadingRef.current;
+    prevFilesLoadingRef.current = loading;
+
+    if (!pendingQuotaRefreshRef.current) return;
+    if (loading) return;
+    if (!wasLoading) return;
+
+    pendingQuotaRefreshRef.current = false;
+    const scope = effectiveViewMode === 'all' ? 'all' : 'page';
+    const targets = effectiveViewMode === 'all' ? filteredFiles : pageItems;
+    if (targets.length === 0) return;
+    loadQuota(targets, scope, setLoading);
+  }, [loading, effectiveViewMode, filteredFiles, pageItems, loadQuota, setLoading]);
+
+  useEffect(() => {
+    if (loading) return;
+    if (filteredFiles.length === 0) {
+      setQuota({});
+      return;
+    }
+    setQuota((prev) => {
+      const nextState: Record<string, TState> = {};
+      filteredFiles.forEach((file) => {
+        const cached = prev[file.name];
+        if (cached) {
+          nextState[file.name] = cached;
+        }
+      });
+      return nextState;
+    });
+  }, [filteredFiles, loading, setQuota]);
+
+  const titleNode = (
+    <div className={styles.titleWrapper}>
+      <span>{t(`${config.i18nPrefix}.title`)}</span>
+      {filteredFiles.length > 0 && (
+        <span className={styles.countBadge}>
+          {filteredFiles.length}
+        </span>
+      )}
+    </div>
+  );
+
+  const isRefreshing = sectionLoading || loading;
+
+  return (
+    <Card
+      title={titleNode}
+      extra={
+        <div className={styles.headerActions}>
+          <div className={styles.viewModeToggle}>
+            <Button
+              variant={effectiveViewMode === 'paged' ? 'primary' : 'secondary'}
+              size="sm"
+              onClick={() => setViewMode('paged')}
+            >
+              {t('auth_files.view_mode_paged')}
+            </Button>
+            <Button
+              variant={effectiveViewMode === 'all' ? 'primary' : 'secondary'}
+              size="sm"
+              onClick={() => {
+                if (filteredFiles.length > MAX_SHOW_ALL_THRESHOLD) {
+                  setShowTooManyWarning(true);
+                } else {
+                  setViewMode('all');
+                }
+              }}
+            >
+              {t('auth_files.view_mode_all')}
+            </Button>
+          </div>
+          <Button
+            variant="secondary"
+            size="sm"
+            onClick={handleRefresh}
+            disabled={disabled || isRefreshing}
+            loading={isRefreshing}
+            title={t('quota_management.refresh_files_and_quota')}
+            aria-label={t('quota_management.refresh_files_and_quota')}
+          >
+            {!isRefreshing && <IconRefreshCw size={16} />}
+          </Button>
+        </div>
+      }
+    >
+      {filteredFiles.length === 0 ? (
+        <EmptyState
+          title={t(`${config.i18nPrefix}.empty_title`)}
+          description={t(`${config.i18nPrefix}.empty_desc`)}
+        />
+      ) : (
+        <>
+          <div ref={gridRef} className={config.gridClassName}>
+            {pageItems.map((item) => (
+              <QuotaCard
+                key={item.name}
+                item={item}
+                quota={quota[item.name]}
+                resolvedTheme={resolvedTheme}
+                i18nPrefix={config.i18nPrefix}
+                cardClassName={config.cardClassName}
+                defaultType={config.type}
+                renderQuotaItems={config.renderQuotaItems}
+              />
+            ))}
+          </div>
+          {filteredFiles.length > pageSize && effectiveViewMode === 'paged' && (
+            <div className={styles.pagination}>
+              <Button
+                variant="secondary"
+                size="sm"
+                onClick={goToPrev}
+                disabled={currentPage <= 1}
+              >
+                {t('auth_files.pagination_prev')}
+              </Button>
+              <div className={styles.pageInfo}>
+                {t('auth_files.pagination_info', {
+                  current: currentPage,
+                  total: totalPages,
+                  count: filteredFiles.length
+                })}
+              </div>
+              <Button
+                variant="secondary"
+                size="sm"
+                onClick={goToNext}
+                disabled={currentPage >= totalPages}
+              >
+                {t('auth_files.pagination_next')}
+              </Button>
+            </div>
+          )}
+        </>
+      )}
+      {showTooManyWarning && (
+        <div className={styles.warningOverlay} onClick={() => setShowTooManyWarning(false)}>
+          <div className={styles.warningModal} onClick={(e) => e.stopPropagation()}>
+            <p>{t('auth_files.too_many_files_warning')}</p>
+            <Button variant="primary" size="sm" onClick={() => setShowTooManyWarning(false)}>
+              {t('common.confirm')}
+            </Button>
+          </div>
+        </div>
+      )}
+    </Card>
+  );
+}

src/components/quota/index.ts

@@ -0,0 +1,9 @@
+/**
+ * Quota components barrel export.
+ */
+
+export { QuotaSection } from './QuotaSection';
+export { QuotaCard } from './QuotaCard';
+export { useQuotaLoader } from './useQuotaLoader';
+export { ANTIGRAVITY_CONFIG, CODEX_CONFIG, GEMINI_CLI_CONFIG } from './quotaConfigs';
+export type { QuotaConfig } from './quotaConfigs';

src/components/quota/quotaConfigs.ts

@@ -0,0 +1,553 @@
+/**
+ * Quota configuration definitions.
+ */
+
+import React from 'react';
+import type { ReactNode } from 'react';
+import type { TFunction } from 'i18next';
+import type {
+  AntigravityQuotaGroup,
+  AntigravityModelsPayload,
+  AntigravityQuotaState,
+  AuthFileItem,
+  CodexQuotaState,
+  CodexUsageWindow,
+  CodexQuotaWindow,
+  CodexUsagePayload,
+  GeminiCliParsedBucket,
+  GeminiCliQuotaBucketState,
+  GeminiCliQuotaState
+} from '@/types';
+import { apiCallApi, getApiCallErrorMessage } from '@/services/api';
+import {
+  ANTIGRAVITY_QUOTA_URLS,
+  ANTIGRAVITY_REQUEST_HEADERS,
+  CODEX_USAGE_URL,
+  CODEX_REQUEST_HEADERS,
+  GEMINI_CLI_QUOTA_URL,
+  GEMINI_CLI_REQUEST_HEADERS,
+  normalizeAuthIndexValue,
+  normalizeNumberValue,
+  normalizePlanType,
+  normalizeQuotaFraction,
+  normalizeStringValue,
+  parseAntigravityPayload,
+  parseCodexUsagePayload,
+  parseGeminiCliQuotaPayload,
+  resolveCodexChatgptAccountId,
+  resolveCodexPlanType,
+  resolveGeminiCliProjectId,
+  formatCodexResetLabel,
+  formatQuotaResetTime,
+  buildAntigravityQuotaGroups,
+  buildGeminiCliQuotaBuckets,
+  createStatusError,
+  getStatusFromError,
+  isAntigravityFile,
+  isCodexFile,
+  isGeminiCliFile,
+  isRuntimeOnlyAuthFile
+} from '@/utils/quota';
+import type { QuotaRenderHelpers } from './QuotaCard';
+import styles from '@/pages/QuotaPage.module.scss';
+
+type QuotaUpdater<T> = T | ((prev: T) => T);
+
+type QuotaType = 'antigravity' | 'codex' | 'gemini-cli';
+
+export interface QuotaStore {
+  antigravityQuota: Record<string, AntigravityQuotaState>;
+  codexQuota: Record<string, CodexQuotaState>;
+  geminiCliQuota: Record<string, GeminiCliQuotaState>;
+  setAntigravityQuota: (updater: QuotaUpdater<Record<string, AntigravityQuotaState>>) => void;
+  setCodexQuota: (updater: QuotaUpdater<Record<string, CodexQuotaState>>) => void;
+  setGeminiCliQuota: (updater: QuotaUpdater<Record<string, GeminiCliQuotaState>>) => void;
+  clearQuotaCache: () => void;
+}
+
+export interface QuotaConfig<TState, TData> {
+  type: QuotaType;
+  i18nPrefix: string;
+  filterFn: (file: AuthFileItem) => boolean;
+  fetchQuota: (file: AuthFileItem, t: TFunction) => Promise<TData>;
+  storeSelector: (state: QuotaStore) => Record<string, TState>;
+  storeSetter: keyof QuotaStore;
+  buildLoadingState: () => TState;
+  buildSuccessState: (data: TData) => TState;
+  buildErrorState: (message: string, status?: number) => TState;
+  cardClassName: string;
+  controlsClassName: string;
+  controlClassName: string;
+  gridClassName: string;
+  renderQuotaItems: (quota: TState, t: TFunction, helpers: QuotaRenderHelpers) => ReactNode;
+}
+
+const fetchAntigravityQuota = async (
+  file: AuthFileItem,
+  t: TFunction
+): Promise<AntigravityQuotaGroup[]> => {
+  const rawAuthIndex = file['auth_index'] ?? file.authIndex;
+  const authIndex = normalizeAuthIndexValue(rawAuthIndex);
+  if (!authIndex) {
+    throw new Error(t('antigravity_quota.missing_auth_index'));
+  }
+
+  let lastError = '';
+  let lastStatus: number | undefined;
+  let priorityStatus: number | undefined;
+  let hadSuccess = false;
+
+  for (const url of ANTIGRAVITY_QUOTA_URLS) {
+    try {
+      const result = await apiCallApi.request({
+        authIndex,
+        method: 'POST',
+        url,
+        header: { ...ANTIGRAVITY_REQUEST_HEADERS },
+        data: '{}'
+      });
+
+      if (result.statusCode < 200 || result.statusCode >= 300) {
+        lastError = getApiCallErrorMessage(result);
+        lastStatus = result.statusCode;
+        if (result.statusCode === 403 || result.statusCode === 404) {
+          priorityStatus ??= result.statusCode;
+        }
+        continue;
+      }
+
+      hadSuccess = true;
+      const payload = parseAntigravityPayload(result.body ?? result.bodyText);
+      const models = payload?.models;
+      if (!models || typeof models !== 'object' || Array.isArray(models)) {
+        lastError = t('antigravity_quota.empty_models');
+        continue;
+      }
+
+      const groups = buildAntigravityQuotaGroups(models as AntigravityModelsPayload);
+      if (groups.length === 0) {
+        lastError = t('antigravity_quota.empty_models');
+        continue;
+      }
+
+      return groups;
+    } catch (err: unknown) {
+      lastError = err instanceof Error ? err.message : t('common.unknown_error');
+      const status = getStatusFromError(err);
+      if (status) {
+        lastStatus = status;
+        if (status === 403 || status === 404) {
+          priorityStatus ??= status;
+        }
+      }
+    }
+  }
+
+  if (hadSuccess) {
+    return [];
+  }
+
+  throw createStatusError(lastError || t('common.unknown_error'), priorityStatus ?? lastStatus);
+};
+
+const buildCodexQuotaWindows = (payload: CodexUsagePayload, t: TFunction): CodexQuotaWindow[] => {
+  const rateLimit = payload.rate_limit ?? payload.rateLimit ?? undefined;
+  const codeReviewLimit = payload.code_review_rate_limit ?? payload.codeReviewRateLimit ?? undefined;
+  const windows: CodexQuotaWindow[] = [];
+
+  const addWindow = (
+    id: string,
+    labelKey: string,
+    window?: CodexUsageWindow | null,
+    limitReached?: boolean,
+    allowed?: boolean
+  ) => {
+    if (!window) return;
+    const resetLabel = formatCodexResetLabel(window);
+    const usedPercentRaw = normalizeNumberValue(window.used_percent ?? window.usedPercent);
+    const isLimitReached = Boolean(limitReached) || allowed === false;
+    const usedPercent = usedPercentRaw ?? (isLimitReached && resetLabel !== '-' ? 100 : null);
+    windows.push({
+      id,
+      label: t(labelKey),
+      labelKey,
+      usedPercent,
+      resetLabel
+    });
+  };
+
+  addWindow(
+    'primary',
+    'codex_quota.primary_window',
+    rateLimit?.primary_window ?? rateLimit?.primaryWindow,
+    rateLimit?.limit_reached ?? rateLimit?.limitReached,
+    rateLimit?.allowed
+  );
+  addWindow(
+    'secondary',
+    'codex_quota.secondary_window',
+    rateLimit?.secondary_window ?? rateLimit?.secondaryWindow,
+    rateLimit?.limit_reached ?? rateLimit?.limitReached,
+    rateLimit?.allowed
+  );
+  addWindow(
+    'code-review',
+    'codex_quota.code_review_window',
+    codeReviewLimit?.primary_window ?? codeReviewLimit?.primaryWindow,
+    codeReviewLimit?.limit_reached ?? codeReviewLimit?.limitReached,
+    codeReviewLimit?.allowed
+  );
+
+  return windows;
+};
+
+const fetchCodexQuota = async (
+  file: AuthFileItem,
+  t: TFunction
+): Promise<{ planType: string | null; windows: CodexQuotaWindow[] }> => {
+  const rawAuthIndex = file['auth_index'] ?? file.authIndex;
+  const authIndex = normalizeAuthIndexValue(rawAuthIndex);
+  if (!authIndex) {
+    throw new Error(t('codex_quota.missing_auth_index'));
+  }
+
+  const planTypeFromFile = resolveCodexPlanType(file);
+  const accountId = resolveCodexChatgptAccountId(file);
+  if (!accountId) {
+    throw new Error(t('codex_quota.missing_account_id'));
+  }
+
+  const requestHeader: Record<string, string> = {
+    ...CODEX_REQUEST_HEADERS,
+    'Chatgpt-Account-Id': accountId
+  };
+
+  const result = await apiCallApi.request({
+    authIndex,
+    method: 'GET',
+    url: CODEX_USAGE_URL,
+    header: requestHeader
+  });
+
+  if (result.statusCode < 200 || result.statusCode >= 300) {
+    throw createStatusError(getApiCallErrorMessage(result), result.statusCode);
+  }
+
+  const payload = parseCodexUsagePayload(result.body ?? result.bodyText);
+  if (!payload) {
+    throw new Error(t('codex_quota.empty_windows'));
+  }
+
+  const planTypeFromUsage = normalizePlanType(payload.plan_type ?? payload.planType);
+  const windows = buildCodexQuotaWindows(payload, t);
+  return { planType: planTypeFromUsage ?? planTypeFromFile, windows };
+};
+
+const fetchGeminiCliQuota = async (
+  file: AuthFileItem,
+  t: TFunction
+): Promise<GeminiCliQuotaBucketState[]> => {
+  const rawAuthIndex = file['auth_index'] ?? file.authIndex;
+  const authIndex = normalizeAuthIndexValue(rawAuthIndex);
+  if (!authIndex) {
+    throw new Error(t('gemini_cli_quota.missing_auth_index'));
+  }
+
+  const projectId = resolveGeminiCliProjectId(file);
+  if (!projectId) {
+    throw new Error(t('gemini_cli_quota.missing_project_id'));
+  }
+
+  const result = await apiCallApi.request({
+    authIndex,
+    method: 'POST',
+    url: GEMINI_CLI_QUOTA_URL,
+    header: { ...GEMINI_CLI_REQUEST_HEADERS },
+    data: JSON.stringify({ project: projectId })
+  });
+
+  if (result.statusCode < 200 || result.statusCode >= 300) {
+    throw createStatusError(getApiCallErrorMessage(result), result.statusCode);
+  }
+
+  const payload = parseGeminiCliQuotaPayload(result.body ?? result.bodyText);
+  const buckets = Array.isArray(payload?.buckets) ? payload?.buckets : [];
+  if (buckets.length === 0) return [];
+
+  const parsedBuckets = buckets
+    .map((bucket) => {
+      const modelId = normalizeStringValue(bucket.modelId ?? bucket.model_id);
+      if (!modelId) return null;
+      const tokenType = normalizeStringValue(bucket.tokenType ?? bucket.token_type);
+      const remainingFractionRaw = normalizeQuotaFraction(
+        bucket.remainingFraction ?? bucket.remaining_fraction
+      );
+      const remainingAmount = normalizeNumberValue(bucket.remainingAmount ?? bucket.remaining_amount);
+      const resetTime = normalizeStringValue(bucket.resetTime ?? bucket.reset_time) ?? undefined;
+      let fallbackFraction: number | null = null;
+      if (remainingAmount !== null) {
+        fallbackFraction = remainingAmount <= 0 ? 0 : null;
+      } else if (resetTime) {
+        fallbackFraction = 0;
+      }
+      const remainingFraction = remainingFractionRaw ?? fallbackFraction;
+      return {
+        modelId,
+        tokenType,
+        remainingFraction,
+        remainingAmount,
+        resetTime
+      };
+    })
+    .filter((bucket): bucket is GeminiCliParsedBucket => bucket !== null);
+
+  return buildGeminiCliQuotaBuckets(parsedBuckets);
+};
+
+const renderAntigravityItems = (
+  quota: AntigravityQuotaState,
+  t: TFunction,
+  helpers: QuotaRenderHelpers
+): ReactNode => {
+  const { styles: styleMap, QuotaProgressBar } = helpers;
+  const { createElement: h } = React;
+  const groups = quota.groups ?? [];
+
+  if (groups.length === 0) {
+    return h('div', { className: styleMap.quotaMessage }, t('antigravity_quota.empty_models'));
+  }
+
+  return groups.map((group) => {
+    const clamped = Math.max(0, Math.min(1, group.remainingFraction));
+    const percent = Math.round(clamped * 100);
+    const resetLabel = formatQuotaResetTime(group.resetTime);
+
+    return h(
+      'div',
+      { key: group.id, className: styleMap.quotaRow },
+      h(
+        'div',
+        { className: styleMap.quotaRowHeader },
+        h(
+          'span',
+          { className: styleMap.quotaModel, title: group.models.join(', ') },
+          group.label
+        ),
+        h(
+          'div',
+          { className: styleMap.quotaMeta },
+          h('span', { className: styleMap.quotaPercent }, `${percent}%`),
+          h('span', { className: styleMap.quotaReset }, resetLabel)
+        )
+      ),
+      h(QuotaProgressBar, { percent, highThreshold: 60, mediumThreshold: 20 })
+    );
+  });
+};
+
+const renderCodexItems = (
+  quota: CodexQuotaState,
+  t: TFunction,
+  helpers: QuotaRenderHelpers
+): ReactNode => {
+  const { styles: styleMap, QuotaProgressBar } = helpers;
+  const { createElement: h, Fragment } = React;
+  const windows = quota.windows ?? [];
+  const planType = quota.planType ?? null;
+
+  const getPlanLabel = (pt?: string | null): string | null => {
+    const normalized = normalizePlanType(pt);
+    if (!normalized) return null;
+    if (normalized === 'plus') return t('codex_quota.plan_plus');
+    if (normalized === 'team') return t('codex_quota.plan_team');
+    if (normalized === 'free') return t('codex_quota.plan_free');
+    return pt || normalized;
+  };
+
+  const planLabel = getPlanLabel(planType);
+  const isFreePlan = normalizePlanType(planType) === 'free';
+  const nodes: ReactNode[] = [];
+
+  if (planLabel) {
+    nodes.push(
+      h(
+        'div',
+        { key: 'plan', className: styleMap.codexPlan },
+        h('span', { className: styleMap.codexPlanLabel }, t('codex_quota.plan_label')),
+        h('span', { className: styleMap.codexPlanValue }, planLabel)
+      )
+    );
+  }
+
+  if (isFreePlan) {
+    nodes.push(
+      h(
+        'div',
+        { key: 'warning', className: styleMap.quotaWarning },
+        t('codex_quota.no_access')
+      )
+    );
+    return h(Fragment, null, ...nodes);
+  }
+
+  if (windows.length === 0) {
+    nodes.push(
+      h('div', { key: 'empty', className: styleMap.quotaMessage }, t('codex_quota.empty_windows'))
+    );
+    return h(Fragment, null, ...nodes);
+  }
+
+  nodes.push(
+    ...windows.map((window) => {
+      const used = window.usedPercent;
+      const clampedUsed = used === null ? null : Math.max(0, Math.min(100, used));
+      const remaining = clampedUsed === null ? null : Math.max(0, Math.min(100, 100 - clampedUsed));
+      const percentLabel = remaining === null ? '--' : `${Math.round(remaining)}%`;
+      const windowLabel = window.labelKey ? t(window.labelKey) : window.label;
+
+      return h(
+        'div',
+        { key: window.id, className: styleMap.quotaRow },
+        h(
+          'div',
+          { className: styleMap.quotaRowHeader },
+          h('span', { className: styleMap.quotaModel }, windowLabel),
+          h(
+            'div',
+            { className: styleMap.quotaMeta },
+            h('span', { className: styleMap.quotaPercent }, percentLabel),
+            h('span', { className: styleMap.quotaReset }, window.resetLabel)
+          )
+        ),
+        h(QuotaProgressBar, { percent: remaining, highThreshold: 80, mediumThreshold: 50 })
+      );
+    })
+  );
+
+  return h(Fragment, null, ...nodes);
+};
+
+const renderGeminiCliItems = (
+  quota: GeminiCliQuotaState,
+  t: TFunction,
+  helpers: QuotaRenderHelpers
+): ReactNode => {
+  const { styles: styleMap, QuotaProgressBar } = helpers;
+  const { createElement: h } = React;
+  const buckets = quota.buckets ?? [];
+
+  if (buckets.length === 0) {
+    return h('div', { className: styleMap.quotaMessage }, t('gemini_cli_quota.empty_buckets'));
+  }
+
+  return buckets.map((bucket) => {
+    const fraction = bucket.remainingFraction;
+    const clamped = fraction === null ? null : Math.max(0, Math.min(1, fraction));
+    const percent = clamped === null ? null : Math.round(clamped * 100);
+    const percentLabel = percent === null ? '--' : `${percent}%`;
+    const remainingAmountLabel =
+      bucket.remainingAmount === null || bucket.remainingAmount === undefined
+        ? null
+        : t('gemini_cli_quota.remaining_amount', {
+            count: bucket.remainingAmount
+          });
+    const titleBase =
+      bucket.modelIds && bucket.modelIds.length > 0 ? bucket.modelIds.join(', ') : bucket.label;
+    const title = bucket.tokenType ? `${titleBase} (${bucket.tokenType})` : titleBase;
+
+    const resetLabel = formatQuotaResetTime(bucket.resetTime);
+
+    return h(
+      'div',
+      { key: bucket.id, className: styleMap.quotaRow },
+      h(
+        'div',
+        { className: styleMap.quotaRowHeader },
+        h('span', { className: styleMap.quotaModel, title }, bucket.label),
+        h(
+          'div',
+          { className: styleMap.quotaMeta },
+          h('span', { className: styleMap.quotaPercent }, percentLabel),
+          remainingAmountLabel
+            ? h('span', { className: styleMap.quotaAmount }, remainingAmountLabel)
+            : null,
+          h('span', { className: styleMap.quotaReset }, resetLabel)
+        )
+      ),
+      h(QuotaProgressBar, { percent, highThreshold: 60, mediumThreshold: 20 })
+    );
+  });
+};
+
+export const ANTIGRAVITY_CONFIG: QuotaConfig<AntigravityQuotaState, AntigravityQuotaGroup[]> = {
+  type: 'antigravity',
+  i18nPrefix: 'antigravity_quota',
+  filterFn: (file) => isAntigravityFile(file),
+  fetchQuota: fetchAntigravityQuota,
+  storeSelector: (state) => state.antigravityQuota,
+  storeSetter: 'setAntigravityQuota',
+  buildLoadingState: () => ({ status: 'loading', groups: [] }),
+  buildSuccessState: (groups) => ({ status: 'success', groups }),
+  buildErrorState: (message, status) => ({
+    status: 'error',
+    groups: [],
+    error: message,
+    errorStatus: status
+  }),
+  cardClassName: styles.antigravityCard,
+  controlsClassName: styles.antigravityControls,
+  controlClassName: styles.antigravityControl,
+  gridClassName: styles.antigravityGrid,
+  renderQuotaItems: renderAntigravityItems
+};
+
+export const CODEX_CONFIG: QuotaConfig<
+  CodexQuotaState,
+  { planType: string | null; windows: CodexQuotaWindow[] }
+> = {
+  type: 'codex',
+  i18nPrefix: 'codex_quota',
+  filterFn: (file) => isCodexFile(file),
+  fetchQuota: fetchCodexQuota,
+  storeSelector: (state) => state.codexQuota,
+  storeSetter: 'setCodexQuota',
+  buildLoadingState: () => ({ status: 'loading', windows: [] }),
+  buildSuccessState: (data) => ({
+    status: 'success',
+    windows: data.windows,
+    planType: data.planType
+  }),
+  buildErrorState: (message, status) => ({
+    status: 'error',
+    windows: [],
+    error: message,
+    errorStatus: status
+  }),
+  cardClassName: styles.codexCard,
+  controlsClassName: styles.codexControls,
+  controlClassName: styles.codexControl,
+  gridClassName: styles.codexGrid,
+  renderQuotaItems: renderCodexItems
+};
+
+export const GEMINI_CLI_CONFIG: QuotaConfig<GeminiCliQuotaState, GeminiCliQuotaBucketState[]> = {
+  type: 'gemini-cli',
+  i18nPrefix: 'gemini_cli_quota',
+  filterFn: (file) => isGeminiCliFile(file) && !isRuntimeOnlyAuthFile(file),
+  fetchQuota: fetchGeminiCliQuota,
+  storeSelector: (state) => state.geminiCliQuota,
+  storeSetter: 'setGeminiCliQuota',
+  buildLoadingState: () => ({ status: 'loading', buckets: [] }),
+  buildSuccessState: (buckets) => ({ status: 'success', buckets }),
+  buildErrorState: (message, status) => ({
+    status: 'error',
+    buckets: [],
+    error: message,
+    errorStatus: status
+  }),
+  cardClassName: styles.geminiCliCard,
+  controlsClassName: styles.geminiCliControls,
+  controlClassName: styles.geminiCliControl,
+  gridClassName: styles.geminiCliGrid,
+  renderQuotaItems: renderGeminiCliItems
+};

src/components/quota/useGridColumns.ts

@@ -0,0 +1,40 @@
+import { useState, useEffect, useCallback } from 'react';
+
+/**
+ * Hook to calculate the number of grid columns based on container width and item min-width.
+ * Returns [columns, refCallback].
+ */
+export function useGridColumns(
+    itemMinWidth: number,
+    gap: number = 16
+): [number, (node: HTMLDivElement | null) => void] {
+    const [columns, setColumns] = useState(1);
+    const [element, setElement] = useState<HTMLDivElement | null>(null);
+
+    const refCallback = useCallback((node: HTMLDivElement | null) => {
+        setElement(node);
+    }, []);
+
+    useEffect(() => {
+        if (!element) return;
+
+        const updateColumns = () => {
+            const containerWidth = element.clientWidth;
+            const effectiveItemWidth = itemMinWidth + gap;
+            const count = Math.floor((containerWidth + gap) / effectiveItemWidth);
+            setColumns(Math.max(1, count));
+        };
+
+        updateColumns();
+
+        const observer = new ResizeObserver(() => {
+            updateColumns();
+        });
+
+        observer.observe(element);
+
+        return () => observer.disconnect();
+    }, [element, itemMinWidth, gap]);
+
+    return [columns, refCallback];
+}

src/components/quota/useQuotaLoader.ts

@@ -0,0 +1,98 @@
+/**
+ * Generic hook for quota data fetching and management.
+ */
+
+import { useCallback, useRef } from 'react';
+import { useTranslation } from 'react-i18next';
+import type { AuthFileItem } from '@/types';
+import { useQuotaStore } from '@/stores';
+import { getStatusFromError } from '@/utils/quota';
+import type { QuotaConfig } from './quotaConfigs';
+
+type QuotaScope = 'page' | 'all';
+
+type QuotaUpdater<T> = T | ((prev: T) => T);
+
+type QuotaSetter<T> = (updater: QuotaUpdater<T>) => void;
+
+interface LoadQuotaResult<TData> {
+  name: string;
+  status: 'success' | 'error';
+  data?: TData;
+  error?: string;
+  errorStatus?: number;
+}
+
+export function useQuotaLoader<TState, TData>(config: QuotaConfig<TState, TData>) {
+  const { t } = useTranslation();
+  const quota = useQuotaStore(config.storeSelector);
+  const setQuota = useQuotaStore((state) => state[config.storeSetter]) as QuotaSetter<
+    Record<string, TState>
+  >;
+
+  const loadingRef = useRef(false);
+  const requestIdRef = useRef(0);
+
+  const loadQuota = useCallback(
+    async (
+      targets: AuthFileItem[],
+      scope: QuotaScope,
+      setLoading: (loading: boolean, scope?: QuotaScope | null) => void
+    ) => {
+      if (loadingRef.current) return;
+      loadingRef.current = true;
+      const requestId = ++requestIdRef.current;
+      setLoading(true, scope);
+
+      try {
+        if (targets.length === 0) return;
+
+        setQuota((prev) => {
+          const nextState = { ...prev };
+          targets.forEach((file) => {
+            nextState[file.name] = config.buildLoadingState();
+          });
+          return nextState;
+        });
+
+        const results = await Promise.all(
+          targets.map(async (file): Promise<LoadQuotaResult<TData>> => {
+            try {
+              const data = await config.fetchQuota(file, t);
+              return { name: file.name, status: 'success', data };
+            } catch (err: unknown) {
+              const message = err instanceof Error ? err.message : t('common.unknown_error');
+              const errorStatus = getStatusFromError(err);
+              return { name: file.name, status: 'error', error: message, errorStatus };
+            }
+          })
+        );
+
+        if (requestId !== requestIdRef.current) return;
+
+        setQuota((prev) => {
+          const nextState = { ...prev };
+          results.forEach((result) => {
+            if (result.status === 'success') {
+              nextState[result.name] = config.buildSuccessState(result.data as TData);
+            } else {
+              nextState[result.name] = config.buildErrorState(
+                result.error || t('common.unknown_error'),
+                result.errorStatus
+              );
+            }
+          });
+          return nextState;
+        });
+      } finally {
+        if (requestId === requestIdRef.current) {
+          setLoading(false);
+          loadingRef.current = false;
+        }
+      }
+    },
+    [config, setQuota, t]
+  );
+
+  return { quota, loadQuota };
+}

src/components/ui/Button.tsx

@@ -20,6 +20,7 @@ export function Button({
   disabled,
   ...rest
 }: PropsWithChildren<ButtonProps>) {
+  const hasChildren = children !== null && children !== undefined && children !== false;
   const classes = [
     'btn',
     `btn-${variant}`,
@@ -33,7 +34,7 @@ export function Button({
   return (
     <button className={classes} disabled={disabled || loading} {...rest}>
       {loading && <span className="loading-spinner" aria-hidden="true" />}
-      <span>{children}</span>
+      {hasChildren && <span>{children}</span>}
     </button>
   );
 }

src/components/ui/Modal.tsx

@@ -1,4 +1,5 @@
 import { useState, useEffect, useCallback, useRef, type PropsWithChildren, type ReactNode } from 'react';
+import { createPortal } from 'react-dom';
 import { IconX } from './icons';
 
 interface ModalProps {
@@ -10,6 +11,26 @@ interface ModalProps {
 }
 
 const CLOSE_ANIMATION_DURATION = 350;
+const MODAL_LOCK_CLASS = 'modal-open';
+let activeModalCount = 0;
+
+const lockScroll = () => {
+  if (typeof document === 'undefined') return;
+  if (activeModalCount === 0) {
+    document.body?.classList.add(MODAL_LOCK_CLASS);
+    document.documentElement?.classList.add(MODAL_LOCK_CLASS);
+  }
+  activeModalCount += 1;
+};
+
+const unlockScroll = () => {
+  if (typeof document === 'undefined') return;
+  activeModalCount = Math.max(0, activeModalCount - 1);
+  if (activeModalCount === 0) {
+    document.body?.classList.remove(MODAL_LOCK_CLASS);
+    document.documentElement?.classList.remove(MODAL_LOCK_CLASS);
+  }
+};
 
 export function Modal({ open, title, onClose, footer, width = 520, children }: PropsWithChildren<ModalProps>) {
   const [isVisible, setIsVisible] = useState(false);
@@ -33,19 +54,28 @@ export function Modal({ open, title, onClose, footer, width = 520, children }: P
   );
 
   useEffect(() => {
+    let cancelled = false;
+
     if (open) {
       if (closeTimerRef.current !== null) {
         window.clearTimeout(closeTimerRef.current);
         closeTimerRef.current = null;
       }
-      setIsVisible(true);
-      setIsClosing(false);
-      return;
+      queueMicrotask(() => {
+        if (cancelled) return;
+        setIsVisible(true);
+        setIsClosing(false);
+      });
+    } else if (isVisible) {
+      queueMicrotask(() => {
+        if (cancelled) return;
+        startClose(false);
+      });
     }
 
-    if (isVisible) {
-      startClose(false);
-    }
+    return () => {
+      cancelled = true;
+    };
   }, [open, isVisible, startClose]);
 
   const handleClose = useCallback(() => {
@@ -60,12 +90,20 @@ export function Modal({ open, title, onClose, footer, width = 520, children }: P
     };
   }, []);
 
+  const shouldLockScroll = open || isVisible;
+
+  useEffect(() => {
+    if (!shouldLockScroll) return;
+    lockScroll();
+    return () => unlockScroll();
+  }, [shouldLockScroll]);
+
   if (!open && !isVisible) return null;
 
   const overlayClass = `modal-overlay ${isClosing ? 'modal-overlay-closing' : 'modal-overlay-entering'}`;
   const modalClass = `modal ${isClosing ? 'modal-closing' : 'modal-entering'}`;
 
-  return (
+  const modalContent = (
     <div className={overlayClass}>
       <div className={modalClass} style={{ width }} role="dialog" aria-modal="true">
         <button className="modal-close-floating" onClick={handleClose} aria-label="Close">
@@ -79,4 +117,10 @@ export function Modal({ open, title, onClose, footer, width = 520, children }: P
       </div>
     </div>
   );
+
+  if (typeof document === 'undefined') {
+    return modalContent;
+  }
+
+  return createPortal(modalContent, document.body);
 }

src/components/usage/ApiDetailsCard.tsx

@@ -0,0 +1,79 @@
+import { useState } from 'react';
+import { useTranslation } from 'react-i18next';
+import { Card } from '@/components/ui/Card';
+import { formatTokensInMillions, formatUsd, type ApiStats } from '@/utils/usage';
+import styles from '@/pages/UsagePage.module.scss';
+
+export interface ApiDetailsCardProps {
+  apiStats: ApiStats[];
+  loading: boolean;
+  hasPrices: boolean;
+}
+
+export function ApiDetailsCard({ apiStats, loading, hasPrices }: ApiDetailsCardProps) {
+  const { t } = useTranslation();
+  const [expandedApis, setExpandedApis] = useState<Set<string>>(new Set());
+
+  const toggleExpand = (endpoint: string) => {
+    setExpandedApis((prev) => {
+      const newSet = new Set(prev);
+      if (newSet.has(endpoint)) {
+        newSet.delete(endpoint);
+      } else {
+        newSet.add(endpoint);
+      }
+      return newSet;
+    });
+  };
+
+  return (
+    <Card title={t('usage_stats.api_details')}>
+      {loading ? (
+        <div className={styles.hint}>{t('common.loading')}</div>
+      ) : apiStats.length > 0 ? (
+        <div className={styles.apiList}>
+          {apiStats.map((api) => (
+            <div key={api.endpoint} className={styles.apiItem}>
+              <div className={styles.apiHeader} onClick={() => toggleExpand(api.endpoint)}>
+                <div className={styles.apiInfo}>
+                  <span className={styles.apiEndpoint}>{api.endpoint}</span>
+                  <div className={styles.apiStats}>
+                    <span className={styles.apiBadge}>
+                      {t('usage_stats.requests_count')}: {api.totalRequests}
+                    </span>
+                    <span className={styles.apiBadge}>
+                      Tokens: {formatTokensInMillions(api.totalTokens)}
+                    </span>
+                    {hasPrices && api.totalCost > 0 && (
+                      <span className={styles.apiBadge}>
+                        {t('usage_stats.total_cost')}: {formatUsd(api.totalCost)}
+                      </span>
+                    )}
+                  </div>
+                </div>
+                <span className={styles.expandIcon}>
+                  {expandedApis.has(api.endpoint) ? '▼' : '▶'}
+                </span>
+              </div>
+              {expandedApis.has(api.endpoint) && (
+                <div className={styles.apiModels}>
+                  {Object.entries(api.models).map(([model, stats]) => (
+                    <div key={model} className={styles.modelRow}>
+                      <span className={styles.modelName}>{model}</span>
+                      <span className={styles.modelStat}>
+                        {stats.requests} {t('usage_stats.requests_count')}
+                      </span>
+                      <span className={styles.modelStat}>{formatTokensInMillions(stats.tokens)}</span>
+                    </div>
+                  ))}
+                </div>
+              )}
+            </div>
+          ))}
+        </div>
+      ) : (
+        <div className={styles.hint}>{t('usage_stats.no_data')}</div>
+      )}
+    </Card>
+  );
+}

src/components/usage/ChartLineSelector.tsx

@@ -0,0 +1,92 @@
+import { useTranslation } from 'react-i18next';
+import { Card } from '@/components/ui/Card';
+import { Button } from '@/components/ui/Button';
+import styles from '@/pages/UsagePage.module.scss';
+
+export interface ChartLineSelectorProps {
+  chartLines: string[];
+  modelNames: string[];
+  maxLines?: number;
+  onChange: (lines: string[]) => void;
+}
+
+export function ChartLineSelector({
+  chartLines,
+  modelNames,
+  maxLines = 9,
+  onChange
+}: ChartLineSelectorProps) {
+  const { t } = useTranslation();
+
+  const handleAdd = () => {
+    if (chartLines.length >= maxLines) return;
+    const unusedModel = modelNames.find((m) => !chartLines.includes(m));
+    if (unusedModel) {
+      onChange([...chartLines, unusedModel]);
+    } else {
+      onChange([...chartLines, 'all']);
+    }
+  };
+
+  const handleRemove = (index: number) => {
+    if (chartLines.length <= 1) return;
+    const newLines = [...chartLines];
+    newLines.splice(index, 1);
+    onChange(newLines);
+  };
+
+  const handleChange = (index: number, value: string) => {
+    const newLines = [...chartLines];
+    newLines[index] = value;
+    onChange(newLines);
+  };
+
+  return (
+    <Card
+      title={t('usage_stats.chart_line_actions_label')}
+      extra={
+        <div className={styles.chartLineHeader}>
+          <span className={styles.chartLineCount}>
+            {chartLines.length}/{maxLines}
+          </span>
+          <Button
+            variant="secondary"
+            size="sm"
+            onClick={handleAdd}
+            disabled={chartLines.length >= maxLines}
+          >
+            {t('usage_stats.chart_line_add')}
+          </Button>
+        </div>
+      }
+    >
+      <div className={styles.chartLineList}>
+        {chartLines.map((line, index) => (
+          <div key={index} className={styles.chartLineItem}>
+            <span className={styles.chartLineLabel}>
+              {t(`usage_stats.chart_line_label_${index + 1}`)}
+            </span>
+            <select
+              value={line}
+              onChange={(e) => handleChange(index, e.target.value)}
+              className={styles.select}
+            >
+              <option value="all">{t('usage_stats.chart_line_all')}</option>
+              {modelNames.map((name) => (
+                <option key={name} value={name}>
+                  {name}
+                </option>
+              ))}
+            </select>
+            {chartLines.length > 1 && (
+              <Button variant="danger" size="sm" onClick={() => handleRemove(index)}>
+                {t('usage_stats.chart_line_delete')}
+              </Button>
+            )}
+          </div>
+        ))}
+      </div>
+      <p className={styles.chartLineHint}>{t('usage_stats.chart_line_hint')}</p>
+    </Card>
+  );
+}

src/components/usage/ModelStatsCard.tsx

@@ -0,0 +1,54 @@
+import { useTranslation } from 'react-i18next';
+import { Card } from '@/components/ui/Card';
+import { formatTokensInMillions, formatUsd } from '@/utils/usage';
+import styles from '@/pages/UsagePage.module.scss';
+
+export interface ModelStat {
+  model: string;
+  requests: number;
+  tokens: number;
+  cost: number;
+}
+
+export interface ModelStatsCardProps {
+  modelStats: ModelStat[];
+  loading: boolean;
+  hasPrices: boolean;
+}
+
+export function ModelStatsCard({ modelStats, loading, hasPrices }: ModelStatsCardProps) {
+  const { t } = useTranslation();
+
+  return (
+    <Card title={t('usage_stats.models')}>
+      {loading ? (
+        <div className={styles.hint}>{t('common.loading')}</div>
+      ) : modelStats.length > 0 ? (
+        <div className={styles.tableWrapper}>
+          <table className={styles.table}>
+            <thead>
+              <tr>
+                <th>{t('usage_stats.model_name')}</th>
+                <th>{t('usage_stats.requests_count')}</th>
+                <th>{t('usage_stats.tokens_count')}</th>
+                {hasPrices && <th>{t('usage_stats.total_cost')}</th>}
+              </tr>
+            </thead>
+            <tbody>
+              {modelStats.map((stat) => (
+                <tr key={stat.model}>
+                  <td className={styles.modelCell}>{stat.model}</td>
+                  <td>{stat.requests.toLocaleString()}</td>
+                  <td>{formatTokensInMillions(stat.tokens)}</td>
+                  {hasPrices && <td>{stat.cost > 0 ? formatUsd(stat.cost) : '--'}</td>}
+                </tr>
+              ))}
+            </tbody>
+          </table>
+        </div>
+      ) : (
+        <div className={styles.hint}>{t('usage_stats.no_data')}</div>
+      )}
+    </Card>
+  );
+}

src/components/usage/PriceSettingsCard.tsx

@@ -0,0 +1,164 @@
+import { useState } from 'react';
+import { useTranslation } from 'react-i18next';
+import { Card } from '@/components/ui/Card';
+import { Button } from '@/components/ui/Button';
+import { Input } from '@/components/ui/Input';
+import type { ModelPrice } from '@/utils/usage';
+import styles from '@/pages/UsagePage.module.scss';
+
+export interface PriceSettingsCardProps {
+  modelNames: string[];
+  modelPrices: Record<string, ModelPrice>;
+  onPricesChange: (prices: Record<string, ModelPrice>) => void;
+}
+
+export function PriceSettingsCard({
+  modelNames,
+  modelPrices,
+  onPricesChange
+}: PriceSettingsCardProps) {
+  const { t } = useTranslation();
+
+  const [selectedModel, setSelectedModel] = useState('');
+  const [promptPrice, setPromptPrice] = useState('');
+  const [completionPrice, setCompletionPrice] = useState('');
+  const [cachePrice, setCachePrice] = useState('');
+
+  const handleSavePrice = () => {
+    if (!selectedModel) return;
+    const prompt = parseFloat(promptPrice) || 0;
+    const completion = parseFloat(completionPrice) || 0;
+    const cache = cachePrice.trim() === '' ? prompt : parseFloat(cachePrice) || 0;
+    const newPrices = { ...modelPrices, [selectedModel]: { prompt, completion, cache } };
+    onPricesChange(newPrices);
+    setSelectedModel('');
+    setPromptPrice('');
+    setCompletionPrice('');
+    setCachePrice('');
+  };
+
+  const handleDeletePrice = (model: string) => {
+    const newPrices = { ...modelPrices };
+    delete newPrices[model];
+    onPricesChange(newPrices);
+  };
+
+  const handleEditPrice = (model: string) => {
+    const price = modelPrices[model];
+    setSelectedModel(model);
+    setPromptPrice(price?.prompt?.toString() || '');
+    setCompletionPrice(price?.completion?.toString() || '');
+    setCachePrice(price?.cache?.toString() || '');
+  };
+
+  const handleModelSelect = (value: string) => {
+    setSelectedModel(value);
+    const price = modelPrices[value];
+    if (price) {
+      setPromptPrice(price.prompt.toString());
+      setCompletionPrice(price.completion.toString());
+      setCachePrice(price.cache.toString());
+    } else {
+      setPromptPrice('');
+      setCompletionPrice('');
+      setCachePrice('');
+    }
+  };
+
+  return (
+    <Card title={t('usage_stats.model_price_settings')}>
+      <div className={styles.pricingSection}>
+        {/* Price Form */}
+        <div className={styles.priceForm}>
+          <div className={styles.formRow}>
+            <div className={styles.formField}>
+              <label>{t('usage_stats.model_name')}</label>
+              <select
+                value={selectedModel}
+                onChange={(e) => handleModelSelect(e.target.value)}
+                className={styles.select}
+              >
+                <option value="">{t('usage_stats.model_price_select_placeholder')}</option>
+                {modelNames.map((name) => (
+                  <option key={name} value={name}>
+                    {name}
+                  </option>
+                ))}
+              </select>
+            </div>
+            <div className={styles.formField}>
+              <label>{t('usage_stats.model_price_prompt')} ($/1M)</label>
+              <Input
+                type="number"
+                value={promptPrice}
+                onChange={(e) => setPromptPrice(e.target.value)}
+                placeholder="0.00"
+                step="0.0001"
+              />
+            </div>
+            <div className={styles.formField}>
+              <label>{t('usage_stats.model_price_completion')} ($/1M)</label>
+              <Input
+                type="number"
+                value={completionPrice}
+                onChange={(e) => setCompletionPrice(e.target.value)}
+                placeholder="0.00"
+                step="0.0001"
+              />
+            </div>
+            <div className={styles.formField}>
+              <label>{t('usage_stats.model_price_cache')} ($/1M)</label>
+              <Input
+                type="number"
+                value={cachePrice}
+                onChange={(e) => setCachePrice(e.target.value)}
+                placeholder="0.00"
+                step="0.0001"
+              />
+            </div>
+            <Button variant="primary" onClick={handleSavePrice} disabled={!selectedModel}>
+              {t('common.save')}
+            </Button>
+          </div>
+        </div>
+
+        {/* Saved Prices List */}
+        <div className={styles.pricesList}>
+          <h4 className={styles.pricesTitle}>{t('usage_stats.saved_prices')}</h4>
+          {Object.keys(modelPrices).length > 0 ? (
+            <div className={styles.pricesGrid}>
+              {Object.entries(modelPrices).map(([model, price]) => (
+                <div key={model} className={styles.priceItem}>
+                  <div className={styles.priceInfo}>
+                    <span className={styles.priceModel}>{model}</span>
+                    <div className={styles.priceMeta}>
+                      <span>
+                        {t('usage_stats.model_price_prompt')}: ${price.prompt.toFixed(4)}/1M
+                      </span>
+                      <span>
+                        {t('usage_stats.model_price_completion')}: ${price.completion.toFixed(4)}/1M
+                      </span>
+                      <span>
+                        {t('usage_stats.model_price_cache')}: ${price.cache.toFixed(4)}/1M
+                      </span>
+                    </div>
+                  </div>
+                  <div className={styles.priceActions}>
+                    <Button variant="secondary" size="sm" onClick={() => handleEditPrice(model)}>
+                      {t('common.edit')}
+                    </Button>
+                    <Button variant="danger" size="sm" onClick={() => handleDeletePrice(model)}>
+                      {t('common.delete')}
+                    </Button>
+                  </div>
+                </div>
+              ))}
+            </div>
+          ) : (
+            <div className={styles.hint}>{t('usage_stats.model_price_empty')}</div>
+          )}
+        </div>
+      </div>
+    </Card>
+  );
+}

src/components/usage/StatCards.tsx

@@ -0,0 +1,184 @@
+import type { CSSProperties, ReactNode } from 'react';
+import { useTranslation } from 'react-i18next';
+import { Line } from 'react-chartjs-2';
+import { IconDiamond, IconDollarSign, IconSatellite, IconTimer, IconTrendingUp } from '@/components/ui/icons';
+import {
+  formatTokensInMillions,
+  formatPerMinuteValue,
+  formatUsd,
+  calculateTokenBreakdown,
+  calculateRecentPerMinuteRates,
+  calculateTotalCost,
+  type ModelPrice
+} from '@/utils/usage';
+import { sparklineOptions } from '@/utils/usage/chartConfig';
+import type { UsagePayload } from './hooks/useUsageData';
+import type { SparklineBundle } from './hooks/useSparklines';
+import styles from '@/pages/UsagePage.module.scss';
+
+interface StatCardData {
+  key: string;
+  label: string;
+  icon: ReactNode;
+  accent: string;
+  accentSoft: string;
+  accentBorder: string;
+  value: string;
+  meta?: ReactNode;
+  trend: SparklineBundle | null;
+}
+
+export interface StatCardsProps {
+  usage: UsagePayload | null;
+  loading: boolean;
+  modelPrices: Record<string, ModelPrice>;
+  sparklines: {
+    requests: SparklineBundle | null;
+    tokens: SparklineBundle | null;
+    rpm: SparklineBundle | null;
+    tpm: SparklineBundle | null;
+    cost: SparklineBundle | null;
+  };
+}
+
+export function StatCards({ usage, loading, modelPrices, sparklines }: StatCardsProps) {
+  const { t } = useTranslation();
+
+  const tokenBreakdown = usage ? calculateTokenBreakdown(usage) : { cachedTokens: 0, reasoningTokens: 0 };
+  const rateStats = usage
+    ? calculateRecentPerMinuteRates(30, usage)
+    : { rpm: 0, tpm: 0, windowMinutes: 30, requestCount: 0, tokenCount: 0 };
+  const totalCost = usage ? calculateTotalCost(usage, modelPrices) : 0;
+  const hasPrices = Object.keys(modelPrices).length > 0;
+
+  const statsCards: StatCardData[] = [
+    {
+      key: 'requests',
+      label: t('usage_stats.total_requests'),
+      icon: <IconSatellite size={16} />,
+      accent: '#3b82f6',
+      accentSoft: 'rgba(59, 130, 246, 0.18)',
+      accentBorder: 'rgba(59, 130, 246, 0.35)',
+      value: loading ? '-' : (usage?.total_requests ?? 0).toLocaleString(),
+      meta: (
+        <>
+          <span className={styles.statMetaItem}>
+            <span className={styles.statMetaDot} style={{ backgroundColor: '#10b981' }} />
+            {t('usage_stats.success_requests')}: {loading ? '-' : (usage?.success_count ?? 0)}
+          </span>
+          <span className={styles.statMetaItem}>
+            <span className={styles.statMetaDot} style={{ backgroundColor: '#ef4444' }} />
+            {t('usage_stats.failed_requests')}: {loading ? '-' : (usage?.failure_count ?? 0)}
+          </span>
+        </>
+      ),
+      trend: sparklines.requests
+    },
+    {
+      key: 'tokens',
+      label: t('usage_stats.total_tokens'),
+      icon: <IconDiamond size={16} />,
+      accent: '#8b5cf6',
+      accentSoft: 'rgba(139, 92, 246, 0.18)',
+      accentBorder: 'rgba(139, 92, 246, 0.35)',
+      value: loading ? '-' : formatTokensInMillions(usage?.total_tokens ?? 0),
+      meta: (
+        <>
+          <span className={styles.statMetaItem}>
+            {t('usage_stats.cached_tokens')}: {loading ? '-' : formatTokensInMillions(tokenBreakdown.cachedTokens)}
+          </span>
+          <span className={styles.statMetaItem}>
+            {t('usage_stats.reasoning_tokens')}: {loading ? '-' : formatTokensInMillions(tokenBreakdown.reasoningTokens)}
+          </span>
+        </>
+      ),
+      trend: sparklines.tokens
+    },
+    {
+      key: 'rpm',
+      label: t('usage_stats.rpm_30m'),
+      icon: <IconTimer size={16} />,
+      accent: '#22c55e',
+      accentSoft: 'rgba(34, 197, 94, 0.18)',
+      accentBorder: 'rgba(34, 197, 94, 0.32)',
+      value: loading ? '-' : formatPerMinuteValue(rateStats.rpm),
+      meta: (
+        <span className={styles.statMetaItem}>
+          {t('usage_stats.total_requests')}: {loading ? '-' : rateStats.requestCount.toLocaleString()}
+        </span>
+      ),
+      trend: sparklines.rpm
+    },
+    {
+      key: 'tpm',
+      label: t('usage_stats.tpm_30m'),
+      icon: <IconTrendingUp size={16} />,
+      accent: '#f97316',
+      accentSoft: 'rgba(249, 115, 22, 0.18)',
+      accentBorder: 'rgba(249, 115, 22, 0.32)',
+      value: loading ? '-' : formatPerMinuteValue(rateStats.tpm),
+      meta: (
+        <span className={styles.statMetaItem}>
+          {t('usage_stats.total_tokens')}: {loading ? '-' : formatTokensInMillions(rateStats.tokenCount)}
+        </span>
+      ),
+      trend: sparklines.tpm
+    },
+    {
+      key: 'cost',
+      label: t('usage_stats.total_cost'),
+      icon: <IconDollarSign size={16} />,
+      accent: '#f59e0b',
+      accentSoft: 'rgba(245, 158, 11, 0.18)',
+      accentBorder: 'rgba(245, 158, 11, 0.32)',
+      value: loading ? '-' : hasPrices ? formatUsd(totalCost) : '--',
+      meta: (
+        <>
+          <span className={styles.statMetaItem}>
+            {t('usage_stats.total_tokens')}: {loading ? '-' : formatTokensInMillions(usage?.total_tokens ?? 0)}
+          </span>
+          {!hasPrices && (
+            <span className={`${styles.statMetaItem} ${styles.statSubtle}`}>
+              {t('usage_stats.cost_need_price')}
+            </span>
+          )}
+        </>
+      ),
+      trend: hasPrices ? sparklines.cost : null
+    }
+  ];
+
+  return (
+    <div className={styles.statsGrid}>
+      {statsCards.map((card) => (
+        <div
+          key={card.key}
+          className={styles.statCard}
+          style={
+            {
+              '--accent': card.accent,
+              '--accent-soft': card.accentSoft,
+              '--accent-border': card.accentBorder
+            } as CSSProperties
+          }
+        >
+          <div className={styles.statCardHeader}>
+            <div className={styles.statLabelGroup}>
+              <span className={styles.statLabel}>{card.label}</span>
+            </div>
+            <span className={styles.statIconBadge}>{card.icon}</span>
+          </div>
+          <div className={styles.statValue}>{card.value}</div>
+          {card.meta && <div className={styles.statMetaRow}>{card.meta}</div>}
+          <div className={styles.statTrend}>
+            {card.trend ? (
+              <Line className={styles.sparkline} data={card.trend.data} options={sparklineOptions} />
+            ) : (
+              <div className={styles.statTrendPlaceholder}></div>
+            )}
+          </div>
+        </div>
+      ))}
+    </div>
+  );
+}

src/components/usage/UsageChart.tsx

@@ -0,0 +1,91 @@
+import { useTranslation } from 'react-i18next';
+import type { ChartOptions } from 'chart.js';
+import { Line } from 'react-chartjs-2';
+import { Card } from '@/components/ui/Card';
+import { Button } from '@/components/ui/Button';
+import type { ChartData } from '@/utils/usage';
+import { getHourChartMinWidth } from '@/utils/usage/chartConfig';
+import styles from '@/pages/UsagePage.module.scss';
+
+export interface UsageChartProps {
+  title: string;
+  period: 'hour' | 'day';
+  onPeriodChange: (period: 'hour' | 'day') => void;
+  chartData: ChartData;
+  chartOptions: ChartOptions<'line'>;
+  loading: boolean;
+  isMobile: boolean;
+  emptyText: string;
+}
+
+export function UsageChart({
+  title,
+  period,
+  onPeriodChange,
+  chartData,
+  chartOptions,
+  loading,
+  isMobile,
+  emptyText
+}: UsageChartProps) {
+  const { t } = useTranslation();
+
+  return (
+    <Card
+      title={title}
+      extra={
+        <div className={styles.periodButtons}>
+          <Button
+            variant={period === 'hour' ? 'primary' : 'secondary'}
+            size="sm"
+            onClick={() => onPeriodChange('hour')}
+          >
+            {t('usage_stats.by_hour')}
+          </Button>
+          <Button
+            variant={period === 'day' ? 'primary' : 'secondary'}
+            size="sm"
+            onClick={() => onPeriodChange('day')}
+          >
+            {t('usage_stats.by_day')}
+          </Button>
+        </div>
+      }
+    >
+      {loading ? (
+        <div className={styles.hint}>{t('common.loading')}</div>
+      ) : chartData.labels.length > 0 ? (
+        <div className={styles.chartWrapper}>
+          <div className={styles.chartLegend} aria-label="Chart legend">
+            {chartData.datasets.map((dataset, index) => (
+              <div
+                key={`${dataset.label}-${index}`}
+                className={styles.legendItem}
+                title={dataset.label}
+              >
+                <span className={styles.legendDot} style={{ backgroundColor: dataset.borderColor }} />
+                <span className={styles.legendLabel}>{dataset.label}</span>
+              </div>
+            ))}
+          </div>
+          <div className={styles.chartArea}>
+            <div className={styles.chartScroller}>
+              <div
+                className={styles.chartCanvas}
+                style={
+                  period === 'hour'
+                    ? { minWidth: getHourChartMinWidth(chartData.labels.length, isMobile) }
+                    : undefined
+                }
+              >
+                <Line data={chartData} options={chartOptions} />
+              </div>
+            </div>
+          </div>
+        </div>
+      ) : (
+        <div className={styles.hint}>{emptyText}</div>
+      )}
+    </Card>
+  );
+}

src/components/usage/hooks/index.ts

@@ -0,0 +1,8 @@
+export { useUsageData } from './useUsageData';
+export type { UsagePayload, UseUsageDataReturn } from './useUsageData';
+
+export { useSparklines } from './useSparklines';
+export type { SparklineData, SparklineBundle, UseSparklinesOptions, UseSparklinesReturn } from './useSparklines';
+
+export { useChartData } from './useChartData';
+export type { UseChartDataOptions, UseChartDataReturn } from './useChartData';

src/components/usage/hooks/useChartData.ts

@@ -0,0 +1,76 @@
+import { useState, useMemo } from 'react';
+import type { ChartOptions } from 'chart.js';
+import { buildChartData, type ChartData } from '@/utils/usage';
+import { buildChartOptions } from '@/utils/usage/chartConfig';
+import type { UsagePayload } from './useUsageData';
+
+export interface UseChartDataOptions {
+  usage: UsagePayload | null;
+  chartLines: string[];
+  isDark: boolean;
+  isMobile: boolean;
+}
+
+export interface UseChartDataReturn {
+  requestsPeriod: 'hour' | 'day';
+  setRequestsPeriod: (period: 'hour' | 'day') => void;
+  tokensPeriod: 'hour' | 'day';
+  setTokensPeriod: (period: 'hour' | 'day') => void;
+  requestsChartData: ChartData;
+  tokensChartData: ChartData;
+  requestsChartOptions: ChartOptions<'line'>;
+  tokensChartOptions: ChartOptions<'line'>;
+}
+
+export function useChartData({
+  usage,
+  chartLines,
+  isDark,
+  isMobile
+}: UseChartDataOptions): UseChartDataReturn {
+  const [requestsPeriod, setRequestsPeriod] = useState<'hour' | 'day'>('day');
+  const [tokensPeriod, setTokensPeriod] = useState<'hour' | 'day'>('day');
+
+  const requestsChartData = useMemo(() => {
+    if (!usage) return { labels: [], datasets: [] };
+    return buildChartData(usage, requestsPeriod, 'requests', chartLines);
+  }, [usage, requestsPeriod, chartLines]);
+
+  const tokensChartData = useMemo(() => {
+    if (!usage) return { labels: [], datasets: [] };
+    return buildChartData(usage, tokensPeriod, 'tokens', chartLines);
+  }, [usage, tokensPeriod, chartLines]);
+
+  const requestsChartOptions = useMemo(
+    () =>
+      buildChartOptions({
+        period: requestsPeriod,
+        labels: requestsChartData.labels,
+        isDark,
+        isMobile
+      }),
+    [requestsPeriod, requestsChartData.labels, isDark, isMobile]
+  );
+
+  const tokensChartOptions = useMemo(
+    () =>
+      buildChartOptions({
+        period: tokensPeriod,
+        labels: tokensChartData.labels,
+        isDark,
+        isMobile
+      }),
+    [tokensPeriod, tokensChartData.labels, isDark, isMobile]
+  );
+
+  return {
+    requestsPeriod,
+    setRequestsPeriod,
+    tokensPeriod,
+    setTokensPeriod,
+    requestsChartData,
+    tokensChartData,
+    requestsChartOptions,
+    tokensChartOptions
+  };
+}

src/components/usage/hooks/useSparklines.ts

@@ -0,0 +1,138 @@
+import { useCallback, useMemo } from 'react';
+import { collectUsageDetails, extractTotalTokens } from '@/utils/usage';
+import type { UsagePayload } from './useUsageData';
+
+export interface SparklineData {
+  labels: string[];
+  datasets: [
+    {
+      data: number[];
+      borderColor: string;
+      backgroundColor: string;
+      fill: boolean;
+      tension: number;
+      pointRadius: number;
+      borderWidth: number;
+    }
+  ];
+}
+
+export interface SparklineBundle {
+  data: SparklineData;
+}
+
+export interface UseSparklinesOptions {
+  usage: UsagePayload | null;
+  loading: boolean;
+}
+
+export interface UseSparklinesReturn {
+  requestsSparkline: SparklineBundle | null;
+  tokensSparkline: SparklineBundle | null;
+  rpmSparkline: SparklineBundle | null;
+  tpmSparkline: SparklineBundle | null;
+  costSparkline: SparklineBundle | null;
+}
+
+export function useSparklines({ usage, loading }: UseSparklinesOptions): UseSparklinesReturn {
+  const buildLastHourSeries = useCallback(
+    (metric: 'requests' | 'tokens'): { labels: string[]; data: number[] } => {
+      if (!usage) return { labels: [], data: [] };
+      const details = collectUsageDetails(usage);
+      if (!details.length) return { labels: [], data: [] };
+
+      const windowMinutes = 60;
+      const now = Date.now();
+      const windowStart = now - windowMinutes * 60 * 1000;
+      const buckets = new Array(windowMinutes).fill(0);
+
+      details.forEach((detail) => {
+        const timestamp = Date.parse(detail.timestamp);
+        if (Number.isNaN(timestamp) || timestamp < windowStart) {
+          return;
+        }
+        const minuteIndex = Math.min(
+          windowMinutes - 1,
+          Math.floor((timestamp - windowStart) / 60000)
+        );
+        const increment = metric === 'tokens' ? extractTotalTokens(detail) : 1;
+        buckets[minuteIndex] += increment;
+      });
+
+      const labels = buckets.map((_, idx) => {
+        const date = new Date(windowStart + (idx + 1) * 60000);
+        const h = date.getHours().toString().padStart(2, '0');
+        const m = date.getMinutes().toString().padStart(2, '0');
+        return `${h}:${m}`;
+      });
+
+      return { labels, data: buckets };
+    },
+    [usage]
+  );
+
+  const buildSparkline = useCallback(
+    (
+      series: { labels: string[]; data: number[] },
+      color: string,
+      backgroundColor: string
+    ): SparklineBundle | null => {
+      if (loading || !series?.data?.length) {
+        return null;
+      }
+      const sliceStart = Math.max(series.data.length - 60, 0);
+      const labels = series.labels.slice(sliceStart);
+      const points = series.data.slice(sliceStart);
+      return {
+        data: {
+          labels,
+          datasets: [
+            {
+              data: points,
+              borderColor: color,
+              backgroundColor,
+              fill: true,
+              tension: 0.45,
+              pointRadius: 0,
+              borderWidth: 2
+            }
+          ]
+        }
+      };
+    },
+    [loading]
+  );
+
+  const requestsSparkline = useMemo(
+    () => buildSparkline(buildLastHourSeries('requests'), '#3b82f6', 'rgba(59, 130, 246, 0.18)'),
+    [buildLastHourSeries, buildSparkline]
+  );
+
+  const tokensSparkline = useMemo(
+    () => buildSparkline(buildLastHourSeries('tokens'), '#8b5cf6', 'rgba(139, 92, 246, 0.18)'),
+    [buildLastHourSeries, buildSparkline]
+  );
+
+  const rpmSparkline = useMemo(
+    () => buildSparkline(buildLastHourSeries('requests'), '#22c55e', 'rgba(34, 197, 94, 0.18)'),
+    [buildLastHourSeries, buildSparkline]
+  );
+
+  const tpmSparkline = useMemo(
+    () => buildSparkline(buildLastHourSeries('tokens'), '#f97316', 'rgba(249, 115, 22, 0.18)'),
+    [buildLastHourSeries, buildSparkline]
+  );
+
+  const costSparkline = useMemo(
+    () => buildSparkline(buildLastHourSeries('tokens'), '#f59e0b', 'rgba(245, 158, 11, 0.18)'),
+    [buildLastHourSeries, buildSparkline]
+  );
+
+  return {
+    requestsSparkline,
+    tokensSparkline,
+    rpmSparkline,
+    tpmSparkline,
+    costSparkline
+  };
+}

src/components/usage/hooks/useUsageData.ts

@@ -0,0 +1,153 @@
+import { useEffect, useState, useCallback, useRef } from 'react';
+import { useTranslation } from 'react-i18next';
+import { useNotificationStore } from '@/stores';
+import { usageApi } from '@/services/api/usage';
+import { loadModelPrices, saveModelPrices, type ModelPrice } from '@/utils/usage';
+
+export interface UsagePayload {
+  total_requests?: number;
+  success_count?: number;
+  failure_count?: number;
+  total_tokens?: number;
+  apis?: Record<string, unknown>;
+  [key: string]: unknown;
+}
+
+export interface UseUsageDataReturn {
+  usage: UsagePayload | null;
+  loading: boolean;
+  error: string;
+  modelPrices: Record<string, ModelPrice>;
+  setModelPrices: (prices: Record<string, ModelPrice>) => void;
+  loadUsage: () => Promise<void>;
+  handleExport: () => Promise<void>;
+  handleImport: () => void;
+  handleImportChange: (event: React.ChangeEvent<HTMLInputElement>) => Promise<void>;
+  importInputRef: React.RefObject<HTMLInputElement | null>;
+  exporting: boolean;
+  importing: boolean;
+}
+
+export function useUsageData(): UseUsageDataReturn {
+  const { t } = useTranslation();
+  const { showNotification } = useNotificationStore();
+
+  const [usage, setUsage] = useState<UsagePayload | null>(null);
+  const [loading, setLoading] = useState(true);
+  const [error, setError] = useState('');
+  const [modelPrices, setModelPrices] = useState<Record<string, ModelPrice>>({});
+  const [exporting, setExporting] = useState(false);
+  const [importing, setImporting] = useState(false);
+  const importInputRef = useRef<HTMLInputElement | null>(null);
+
+  const loadUsage = useCallback(async () => {
+    setLoading(true);
+    setError('');
+    try {
+      const data = await usageApi.getUsage();
+      const payload = data?.usage ?? data;
+      setUsage(payload);
+    } catch (err: unknown) {
+      const message = err instanceof Error ? err.message : t('usage_stats.loading_error');
+      setError(message);
+    } finally {
+      setLoading(false);
+    }
+  }, [t]);
+
+  useEffect(() => {
+    loadUsage();
+    setModelPrices(loadModelPrices());
+  }, [loadUsage]);
+
+  const handleExport = async () => {
+    setExporting(true);
+    try {
+      const data = await usageApi.exportUsage();
+      const exportedAt =
+        typeof data?.exported_at === 'string' ? new Date(data.exported_at) : new Date();
+      const safeTimestamp = Number.isNaN(exportedAt.getTime())
+        ? new Date().toISOString()
+        : exportedAt.toISOString();
+      const filename = `usage-export-${safeTimestamp.replace(/[:.]/g, '-')}.json`;
+      const blob = new Blob([JSON.stringify(data ?? {}, null, 2)], { type: 'application/json' });
+      const url = window.URL.createObjectURL(blob);
+      const link = document.createElement('a');
+      link.href = url;
+      link.download = filename;
+      link.click();
+      window.URL.revokeObjectURL(url);
+      showNotification(t('usage_stats.export_success'), 'success');
+    } catch (err: unknown) {
+      const message = err instanceof Error ? err.message : '';
+      showNotification(
+        `${t('notification.download_failed')}${message ? `: ${message}` : ''}`,
+        'error'
+      );
+    } finally {
+      setExporting(false);
+    }
+  };
+
+  const handleImport = () => {
+    importInputRef.current?.click();
+  };
+
+  const handleImportChange = async (event: React.ChangeEvent<HTMLInputElement>) => {
+    const file = event.target.files?.[0];
+    event.target.value = '';
+    if (!file) return;
+
+    setImporting(true);
+    try {
+      const text = await file.text();
+      let payload: unknown;
+      try {
+        payload = JSON.parse(text);
+      } catch {
+        showNotification(t('usage_stats.import_invalid'), 'error');
+        return;
+      }
+
+      const result = await usageApi.importUsage(payload);
+      showNotification(
+        t('usage_stats.import_success', {
+          added: result?.added ?? 0,
+          skipped: result?.skipped ?? 0,
+          total: result?.total_requests ?? 0,
+          failed: result?.failed_requests ?? 0
+        }),
+        'success'
+      );
+      await loadUsage();
+    } catch (err: unknown) {
+      const message = err instanceof Error ? err.message : '';
+      showNotification(
+        `${t('notification.upload_failed')}${message ? `: ${message}` : ''}`,
+        'error'
+      );
+    } finally {
+      setImporting(false);
+    }
+  };
+
+  const handleSetModelPrices = useCallback((prices: Record<string, ModelPrice>) => {
+    setModelPrices(prices);
+    saveModelPrices(prices);
+  }, []);
+
+  return {
+    usage,
+    loading,
+    error,
+    modelPrices,
+    setModelPrices: handleSetModelPrices,
+    loadUsage,
+    handleExport,
+    handleImport,
+    handleImportChange,
+    importInputRef,
+    exporting,
+    importing
+  };
+}

src/components/usage/index.ts

@@ -0,0 +1,28 @@
+// Hooks
+export { useUsageData } from './hooks/useUsageData';
+export type { UsagePayload, UseUsageDataReturn } from './hooks/useUsageData';
+
+export { useSparklines } from './hooks/useSparklines';
+export type { SparklineData, SparklineBundle, UseSparklinesOptions, UseSparklinesReturn } from './hooks/useSparklines';
+
+export { useChartData } from './hooks/useChartData';
+export type { UseChartDataOptions, UseChartDataReturn } from './hooks/useChartData';
+
+// Components
+export { StatCards } from './StatCards';
+export type { StatCardsProps } from './StatCards';
+
+export { UsageChart } from './UsageChart';
+export type { UsageChartProps } from './UsageChart';
+
+export { ChartLineSelector } from './ChartLineSelector';
+export type { ChartLineSelectorProps } from './ChartLineSelector';
+
+export { ApiDetailsCard } from './ApiDetailsCard';
+export type { ApiDetailsCardProps } from './ApiDetailsCard';
+
+export { ModelStatsCard } from './ModelStatsCard';
+export type { ModelStatsCardProps, ModelStat } from './ModelStatsCard';
+
+export { PriceSettingsCard } from './PriceSettingsCard';
+export type { PriceSettingsCardProps } from './PriceSettingsCard';

src/hooks/index.ts

@@ -8,3 +8,4 @@ export { useLocalStorage } from './useLocalStorage';
 export { useInterval } from './useInterval';
 export { useMediaQuery } from './useMediaQuery';
 export { usePagination } from './usePagination';
+export { useHeaderRefresh } from './useHeaderRefresh';

src/hooks/useHeaderRefresh.ts

@@ -0,0 +1,24 @@
+import { useEffect } from 'react';
+
+export type HeaderRefreshHandler = () => void | Promise<void>;
+
+let activeHeaderRefreshHandler: HeaderRefreshHandler | null = null;
+
+export const triggerHeaderRefresh = async () => {
+  if (!activeHeaderRefreshHandler) return;
+  await activeHeaderRefreshHandler();
+};
+
+export const useHeaderRefresh = (handler?: HeaderRefreshHandler | null) => {
+  useEffect(() => {
+    if (!handler) return;
+
+    activeHeaderRefreshHandler = handler;
+
+    return () => {
+      if (activeHeaderRefreshHandler === handler) {
+        activeHeaderRefreshHandler = null;
+      }
+    };
+  }, [handler]);
+};

src/i18n/locales/en.json

@@ -34,6 +34,8 @@
     "alias": "Alias",
     "failure": "Failure",
     "unknown_error": "Unknown error",
+    "quota_update_required": "Please update the CPA version or check for updates",
+    "quota_check_credential": "Please check the credential status",
     "copy": "Copy",
     "custom_headers_label": "Custom Headers",
     "custom_headers_hint": "Optional HTTP headers to send with the request. Leave blank to remove.",
@@ -61,6 +63,7 @@
     "custom_connection_placeholder": "Eg: https://example.com:8317",
     "custom_connection_hint": "By default the current URL is used. Override it here if needed.",
     "use_current_address": "Use Current URL",
+    "remember_password_label": "Remember password",
     "management_key_label": "Management Key:",
     "management_key_placeholder": "Enter the management key",
     "connect_button": "Connect",
@@ -88,6 +91,7 @@
     "ai_providers": "AI Providers",
     "auth_files": "Auth Files",
     "oauth": "OAuth Login",
+    "quota_management": "Quota Management",
     "usage_stats": "Usage Statistics",
     "config_management": "Config Management",
     "logs": "Logs Viewer",
@@ -308,6 +312,7 @@
     "delete_all_confirm": "Are you sure you want to delete all auth files? This operation cannot be undone!",
     "delete_filtered_confirm": "Are you sure you want to delete all {{type}} auth files? This operation cannot be undone!",
     "upload_error_json": "Only JSON files are allowed",
+    "upload_error_size": "File size cannot exceed {{maxSize}}",
     "upload_success": "File uploaded successfully",
     "download_success": "File downloaded successfully",
     "delete_success": "File deleted successfully",
@@ -323,6 +328,9 @@
     "search_placeholder": "Filter by name, type, or provider",
     "page_size_label": "Per page",
     "page_size_unit": "items",
+    "view_mode_paged": "Paged",
+    "view_mode_all": "Show all",
+    "too_many_files_warning": "Too many credentials. Showing all may cause performance issues, please use paged view.",
     "filter_all": "All",
     "filter_qwen": "Qwen",
     "filter_gemini": "Gemini",
@@ -369,6 +377,41 @@
     "refresh_button": "Refresh Quota",
     "fetch_all": "Fetch All"
   },
+  "codex_quota": {
+    "title": "Codex Quota",
+    "empty_title": "No Codex Auth Files",
+    "empty_desc": "Upload a Codex credential to view quota.",
+    "idle": "Not loaded. Click Refresh Button.",
+    "loading": "Loading quota...",
+    "load_failed": "Failed to load quota: {{message}}",
+    "missing_auth_index": "Auth file missing auth_index",
+    "missing_account_id": "Codex credential missing ChatGPT account ID",
+    "empty_windows": "No quota data available",
+    "no_access": "This credential has no Codex access (plan: free).",
+    "refresh_button": "Refresh Quota",
+    "fetch_all": "Fetch All",
+    "primary_window": "5-hour limit",
+    "secondary_window": "Weekly limit",
+    "code_review_window": "Code review limit",
+    "plan_label": "Plan",
+    "plan_plus": "Plus",
+    "plan_team": "Team",
+    "plan_free": "Free"
+  },
+  "gemini_cli_quota": {
+    "title": "Gemini CLI Quota",
+    "empty_title": "No Gemini CLI Auth Files",
+    "empty_desc": "Upload a Gemini CLI credential to view remaining quota.",
+    "idle": "Not loaded. Click Refresh Button.",
+    "loading": "Loading quota...",
+    "load_failed": "Failed to load quota: {{message}}",
+    "missing_auth_index": "Auth file missing auth_index",
+    "missing_project_id": "Gemini CLI credential missing project ID",
+    "empty_buckets": "No quota data available",
+    "refresh_button": "Refresh Quota",
+    "fetch_all": "Fetch All",
+    "remaining_amount": "Remaining {{count}}"
+  },
   "vertex_import": {
     "title": "Vertex JSON Login",
     "description": "Upload a Google service account JSON to store it as auth-dir/vertex-<project>.json using the same rules as the CLI vertex-import helper.",
@@ -462,9 +505,9 @@
     "gemini_cli_oauth_title": "Gemini CLI OAuth",
     "gemini_cli_oauth_button": "Start Gemini CLI Login",
     "gemini_cli_oauth_hint": "Login to Google Gemini CLI service through OAuth flow, automatically obtain and save authentication files.",
-    "gemini_cli_project_id_label": "Google Cloud Project ID:",
-    "gemini_cli_project_id_placeholder": "Enter Google Cloud Project ID",
-    "gemini_cli_project_id_hint": "Project ID is required for Gemini CLI OAuth.",
+    "gemini_cli_project_id_label": "Google Cloud Project ID (Optional):",
+    "gemini_cli_project_id_placeholder": "Leave blank to auto-select first available project",
+    "gemini_cli_project_id_hint": "Optional. If not provided, the system will automatically select the first available project from your account.",
     "gemini_cli_project_id_required": "Please enter a Google Cloud project ID.",
     "gemini_cli_oauth_url_label": "Authorization URL:",
     "gemini_cli_open_link": "Open Link",
@@ -667,6 +710,12 @@
     "search_prev": "Previous",
     "search_next": "Next"
   },
+  "quota_management": {
+    "title": "Quota Management",
+    "description": "Monitor OAuth quota status for Antigravity, Codex, and Gemini CLI credentials.",
+    "refresh_files": "Refresh auth files",
+    "refresh_files_and_quota": "Refresh files & quota"
+  },
   "system_info": {
     "title": "Management Center Info",
     "connection_status_title": "Connection Status",
@@ -702,7 +751,11 @@
     "link_webui_repo": "WebUI Repository",
     "link_webui_repo_desc": "Management Center frontend source code",
     "link_docs": "Documentation",
-    "link_docs_desc": "Usage tutorials and configuration guides"
+    "link_docs_desc": "Usage tutorials and configuration guides",
+    "clear_login_title": "Local Login Data",
+    "clear_login_desc": "Clear locally saved login data and sign out. Usage stats pricing settings will remain untouched.",
+    "clear_login_button": "Clear login data",
+    "clear_login_confirm": "Clear local login data and sign out now?"
   },
   "notification": {
     "debug_updated": "Debug settings updated",
@@ -715,9 +768,11 @@
     "logging_to_file_updated": "Logging settings updated",
     "request_log_updated": "Request logging setting updated",
     "ws_auth_updated": "WebSocket authentication setting updated",
+    "login_storage_cleared": "Local login data cleared",
     "api_key_added": "API key added successfully",
     "api_key_updated": "API key updated successfully",
     "api_key_deleted": "API key deleted successfully",
+    "api_key_invalid_chars": "API key can only contain letters, numbers, and symbols",
     "gemini_key_added": "Gemini key added successfully",
     "gemini_key_updated": "Gemini key updated successfully",
     "gemini_key_deleted": "Gemini key deleted successfully",

src/i18n/locales/zh-CN.json

@@ -34,6 +34,8 @@
     "alias": "别名",
     "failure": "失败",
     "unknown_error": "未知错误",
+    "quota_update_required": "请更新 CPA 版本或检查更新",
+    "quota_check_credential": "请检查凭证状态",
     "copy": "复制",
     "custom_headers_label": "自定义请求头",
     "custom_headers_hint": "可选，设置需要附带到请求中的 HTTP 头，名称和值均不能为空。",
@@ -61,6 +63,7 @@
     "custom_connection_placeholder": "例如: https://example.com:8317",
     "custom_connection_hint": "默认使用当前访问地址，若需要可手动输入其他地址。",
     "use_current_address": "使用当前地址",
+    "remember_password_label": "记住密码",
     "management_key_label": "管理密钥:",
     "management_key_placeholder": "请输入管理密钥",
     "connect_button": "连接",
@@ -88,6 +91,7 @@
     "ai_providers": "AI 提供商",
     "auth_files": "认证文件",
     "oauth": "OAuth 登录",
+    "quota_management": "配额管理",
     "usage_stats": "使用统计",
     "config_management": "配置管理",
     "logs": "日志查看",
@@ -308,6 +312,7 @@
     "delete_all_confirm": "确定要删除所有认证文件吗？此操作不可恢复！",
     "delete_filtered_confirm": "确定要删除筛选出的 {{type}} 认证文件吗？此操作不可恢复！",
     "upload_error_json": "只能上传JSON文件",
+    "upload_error_size": "文件大小不能超过 {{maxSize}}",
     "upload_success": "文件上传成功",
     "download_success": "文件下载成功",
     "delete_success": "文件删除成功",
@@ -323,6 +328,9 @@
     "search_placeholder": "输入名称、类型或提供方关键字",
     "page_size_label": "单页数量",
     "page_size_unit": "个/页",
+    "view_mode_paged": "按页显示",
+    "view_mode_all": "显示全部",
+    "too_many_files_warning": "您的凭证总数过多，全部加载会导致页面卡顿，请保持单页浏览。",
     "filter_all": "全部",
     "filter_qwen": "Qwen",
     "filter_gemini": "Gemini",
@@ -369,6 +377,41 @@
     "refresh_button": "刷新额度",
     "fetch_all": "获取全部"
   },
+  "codex_quota": {
+    "title": "Codex 额度",
+    "empty_title": "暂无 Codex 认证",
+    "empty_desc": "上传 Codex 认证文件后即可查看额度。",
+    "idle": "尚未加载额度，请点击刷新按钮。",
+    "loading": "正在加载额度...",
+    "load_failed": "额度获取失败：{{message}}",
+    "missing_auth_index": "认证文件缺少 auth_index",
+    "missing_account_id": "Codex 凭证缺少 ChatGPT 账号 ID",
+    "empty_windows": "暂无额度数据",
+    "no_access": "该凭证已无 Codex 访问权限（free）。",
+    "refresh_button": "刷新额度",
+    "fetch_all": "获取全部",
+    "primary_window": "5 小时限额",
+    "secondary_window": "周限额",
+    "code_review_window": "代码审查限额",
+    "plan_label": "套餐",
+    "plan_plus": "Plus",
+    "plan_team": "Team",
+    "plan_free": "Free"
+  },
+  "gemini_cli_quota": {
+    "title": "Gemini CLI 额度",
+    "empty_title": "暂无 Gemini CLI 认证",
+    "empty_desc": "上传 Gemini CLI 认证文件后即可查看额度。",
+    "idle": "尚未加载额度，请点击刷新按钮。",
+    "loading": "正在加载额度...",
+    "load_failed": "额度获取失败：{{message}}",
+    "missing_auth_index": "认证文件缺少 auth_index",
+    "missing_project_id": "Gemini CLI 凭证缺少 Project ID",
+    "empty_buckets": "暂无额度数据",
+    "refresh_button": "刷新额度",
+    "fetch_all": "获取全部",
+    "remaining_amount": "剩余 {{count}}"
+  },
   "vertex_import": {
     "title": "Vertex JSON 登录",
     "description": "上传 Google 服务账号 JSON，使用 CLI vertex-import 同步规则写入 auth-dir/vertex-<project>.json。",
@@ -462,9 +505,9 @@
     "gemini_cli_oauth_title": "Gemini CLI OAuth",
     "gemini_cli_oauth_button": "开始 Gemini CLI 登录",
     "gemini_cli_oauth_hint": "通过 OAuth 流程登录 Google Gemini CLI 服务，自动获取并保存认证文件。",
-    "gemini_cli_project_id_label": "Google Cloud 项目 ID:",
-    "gemini_cli_project_id_placeholder": "输入 Google Cloud 项目 ID",
-    "gemini_cli_project_id_hint": "请填写项目 ID，用于 Gemini CLI OAuth 登录。",
+    "gemini_cli_project_id_label": "Google Cloud 项目 ID (可选):",
+    "gemini_cli_project_id_placeholder": "留空将自动选择第一个可用项目",
+    "gemini_cli_project_id_hint": "可选填写项目 ID。如不填写，系统将自动选择您账号下的第一个可用项目。",
     "gemini_cli_project_id_required": "请填写 Google Cloud 项目 ID。",
     "gemini_cli_oauth_url_label": "授权链接:",
     "gemini_cli_open_link": "打开链接",
@@ -667,6 +710,12 @@
     "search_prev": "上一个",
     "search_next": "下一个"
   },
+  "quota_management": {
+    "title": "配额管理",
+    "description": "集中查看 OAuth 额度与剩余情况",
+    "refresh_files": "刷新认证文件",
+    "refresh_files_and_quota": "刷新认证文件&额度"
+  },
   "system_info": {
     "title": "管理中心信息",
     "connection_status_title": "连接状态",
@@ -702,7 +751,11 @@
     "link_webui_repo": "WebUI 仓库",
     "link_webui_repo_desc": "管理中心前端界面源代码",
     "link_docs": "使用教程",
-    "link_docs_desc": "配置指南和使用说明"
+    "link_docs_desc": "配置指南和使用说明",
+    "clear_login_title": "本地登录信息",
+    "clear_login_desc": "清理本地保存的登录信息并退出登录，不会影响使用统计中的价格设置。",
+    "clear_login_button": "清理登录信息",
+    "clear_login_confirm": "确认清理本地登录信息并退出登录？"
   },
   "notification": {
     "debug_updated": "调试设置已更新",
@@ -715,9 +768,11 @@
     "logging_to_file_updated": "日志记录设置已更新",
     "request_log_updated": "请求日志设置已更新",
     "ws_auth_updated": "WebSocket 鉴权设置已更新",
+    "login_storage_cleared": "本地登录信息已清理",
     "api_key_added": "API密钥添加成功",
     "api_key_updated": "API密钥更新成功",
     "api_key_deleted": "API密钥删除成功",
+    "api_key_invalid_chars": "API密钥仅支持英文字母、数字和符号",
     "gemini_key_added": "Gemini密钥添加成功",
     "gemini_key_updated": "Gemini密钥更新成功",
     "gemini_key_deleted": "Gemini密钥删除成功",

src/pages/ApiKeysPage.tsx

@@ -9,6 +9,7 @@ import { LoadingSpinner } from '@/components/ui/LoadingSpinner';
 import { useAuthStore, useConfigStore, useNotificationStore } from '@/stores';
 import { apiKeysApi } from '@/services/api';
 import { maskApiKey } from '@/utils/format';
+import { isValidApiKeyCharset } from '@/utils/validation';
 import styles from './ApiKeysPage.module.scss';
 
 export function ApiKeysPage() {
@@ -83,6 +84,10 @@ export function ApiKeysPage() {
       showNotification(`${t('notification.please_enter')} ${t('notification.api_key')}`, 'error');
       return;
     }
+    if (!isValidApiKeyCharset(trimmed)) {
+      showNotification(t('notification.api_key_invalid_chars'), 'error');
+      return;
+    }
 
     const isEdit = editingIndex !== null;
     const nextKeys = isEdit

src/pages/AuthFilesPage.module.scss

@@ -32,6 +32,28 @@
   flex-wrap: wrap;
 }
 
+.titleWrapper {
+  display: flex;
+  align-items: center;
+  gap: $spacing-sm;
+  line-height: 24px;
+}
+
+.countBadge {
+  display: inline-flex;
+  align-items: center;
+  justify-content: center;
+  height: 24px;
+  min-width: 24px;
+  padding: 0 8px;
+  border-radius: 999px;
+  font-size: 13px;
+  font-weight: 600;
+  color: var(--count-badge-text);
+  background-color: var(--count-badge-bg);
+  box-sizing: border-box;
+}
+
 .errorBox {
   padding: $spacing-md;
   background-color: rgba(239, 68, 68, 0.1);
@@ -124,7 +146,7 @@
   background-color: var(--bg-primary);
   color: var(--text-primary);
   font-size: 14px;
-  cursor: pointer;
+  cursor: text;
   height: 38px;
   box-sizing: border-box;
 
@@ -134,19 +156,6 @@
   }
 }
 
-.statsInfo {
-  padding: 8px 12px;
-  background-color: var(--bg-secondary);
-  border-radius: $radius-md;
-  font-size: 13px;
-  color: var(--text-secondary);
-  white-space: nowrap;
-  height: 38px;
-  box-sizing: border-box;
-  display: flex;
-  align-items: center;
-}
-
 // 卡片网格
 .fileGrid {
   display: grid;
@@ -176,6 +185,34 @@
   }
 }
 
+.codexGrid {
+  display: grid;
+  gap: $spacing-md;
+  grid-template-columns: repeat(3, minmax(0, 1fr));
+
+  @include tablet {
+    grid-template-columns: repeat(2, minmax(0, 1fr));
+  }
+
+  @include mobile {
+    grid-template-columns: 1fr;
+  }
+}
+
+.geminiCliGrid {
+  display: grid;
+  gap: $spacing-md;
+  grid-template-columns: repeat(3, minmax(0, 1fr));
+
+  @include tablet {
+    grid-template-columns: repeat(2, minmax(0, 1fr));
+  }
+
+  @include mobile {
+    grid-template-columns: 1fr;
+  }
+}
+
 .antigravityControls {
   display: flex;
   gap: $spacing-md;
@@ -197,6 +234,48 @@
   }
 }
 
+.codexControls {
+  display: flex;
+  gap: $spacing-md;
+  flex-wrap: wrap;
+  align-items: flex-end;
+  margin-bottom: $spacing-md;
+}
+
+.codexControl {
+  display: flex;
+  flex-direction: column;
+  gap: 4px;
+
+  label {
+    font-size: 12px;
+    color: var(--text-secondary);
+    font-weight: 500;
+    white-space: nowrap;
+  }
+}
+
+.geminiCliControls {
+  display: flex;
+  gap: $spacing-md;
+  flex-wrap: wrap;
+  align-items: flex-end;
+  margin-bottom: $spacing-md;
+}
+
+.geminiCliControl {
+  display: flex;
+  flex-direction: column;
+  gap: 4px;
+
+  label {
+    font-size: 12px;
+    color: var(--text-secondary);
+    font-weight: 500;
+    white-space: nowrap;
+  }
+}
+
 .antigravityCard {
   background-image: linear-gradient(
     180deg,
@@ -205,6 +284,22 @@
   );
 }
 
+.codexCard {
+  background-image: linear-gradient(
+    180deg,
+    rgba(255, 243, 224, 0.18),
+    rgba(255, 243, 224, 0)
+  );
+}
+
+.geminiCliCard {
+  background-image: linear-gradient(
+    180deg,
+    rgba(231, 239, 255, 0.2),
+    rgba(231, 239, 255, 0)
+  );
+}
+
 .quotaSection {
   display: flex;
   flex-direction: column;
@@ -295,6 +390,10 @@
   color: var(--text-tertiary);
 }
 
+.quotaAmount {
+  color: var(--text-secondary);
+}
+
 .quotaMessage {
   font-size: 12px;
   color: var(--text-tertiary);
@@ -311,6 +410,33 @@
   padding: $spacing-xs $spacing-sm;
 }
 
+.quotaWarning {
+  font-size: 12px;
+  color: var(--warning-color, #f59e0b);
+  background-color: rgba(245, 158, 11, 0.12);
+  border: 1px solid var(--warning-color, #f59e0b);
+  border-radius: $radius-sm;
+  padding: $spacing-xs $spacing-sm;
+}
+
+.codexPlan {
+  display: flex;
+  align-items: center;
+  gap: 6px;
+  font-size: 12px;
+  color: var(--text-secondary);
+}
+
+.codexPlanLabel {
+  color: var(--text-tertiary);
+}
+
+.codexPlanValue {
+  font-weight: 600;
+  color: var(--text-primary);
+  text-transform: capitalize;
+}
+
 // 单个认证文件卡片
 .fileCard {
   background-color: var(--bg-primary);

src/pages/AuthFilesPage.tsx

@@ -1,15 +1,16 @@
-import { useEffect, useMemo, useRef, useState, useCallback } from 'react';
-import { useTranslation } from 'react-i18next';
-import { useInterval } from '@/hooks/useInterval';
-import { Card } from '@/components/ui/Card';
-import { Button } from '@/components/ui/Button';
+import { useEffect, useMemo, useRef, useState, useCallback } from 'react';
+import { useTranslation } from 'react-i18next';
+import { useInterval } from '@/hooks/useInterval';
+import { useHeaderRefresh } from '@/hooks/useHeaderRefresh';
+import { Card } from '@/components/ui/Card';
+import { Button } from '@/components/ui/Button';
 import { LoadingSpinner } from '@/components/ui/LoadingSpinner';
 import { Input } from '@/components/ui/Input';
 import { Modal } from '@/components/ui/Modal';
 import { EmptyState } from '@/components/ui/EmptyState';
 import { IconBot, IconDownload, IconInfo, IconTrash2 } from '@/components/ui/icons';
 import { useAuthStore, useNotificationStore, useThemeStore } from '@/stores';
-import { apiCallApi, authFilesApi, getApiCallErrorMessage, usageApi } from '@/services/api';
+import { authFilesApi, usageApi } from '@/services/api';
 import { apiClient } from '@/services/api/client';
 import type { AuthFileItem } from '@/types';
 import type { KeyStats, KeyStatBucket, UsageDetail } from '@/utils/usage';
@@ -78,266 +79,32 @@ const OAUTH_PROVIDER_PRESETS = [
 ];
 
 const OAUTH_PROVIDER_EXCLUDES = new Set(['all', 'unknown', 'empty']);
+const MIN_CARD_PAGE_SIZE = 3;
+const MAX_CARD_PAGE_SIZE = 30;
+const MAX_AUTH_FILE_SIZE = 50 * 1024;
+
+const clampCardPageSize = (value: number) =>
+  Math.min(MAX_CARD_PAGE_SIZE, Math.max(MIN_CARD_PAGE_SIZE, Math.round(value)));
 
 interface ExcludedFormState {
   provider: string;
   modelsText: string;
 }
-
-interface AntigravityQuotaGroup {
-  id: string;
-  label: string;
-  models: string[];
-  remainingFraction: number;
-  resetTime?: string;
-}
-
-interface AntigravityQuotaState {
-  status: 'idle' | 'loading' | 'success' | 'error';
-  groups: AntigravityQuotaGroup[];
-  error?: string;
-}
-
-interface AntigravityQuotaInfo {
-  displayName?: string;
-  quotaInfo?: {
-    remainingFraction?: number | string;
-    remaining_fraction?: number | string;
-    remaining?: number | string;
-    resetTime?: string;
-    reset_time?: string;
-  };
-  quota_info?: {
-    remainingFraction?: number | string;
-    remaining_fraction?: number | string;
-    remaining?: number | string;
-    resetTime?: string;
-    reset_time?: string;
-  };
-}
-
-type AntigravityModelsPayload = Record<string, AntigravityQuotaInfo>;
-
-interface AntigravityQuotaGroupDefinition {
-  id: string;
-  label: string;
-  identifiers: string[];
-  labelFromModel?: boolean;
-}
-
-const ANTIGRAVITY_QUOTA_URLS = [
-  'https://daily-cloudcode-pa.googleapis.com/v1internal:fetchAvailableModels',
-  'https://daily-cloudcode-pa.sandbox.googleapis.com/v1internal:fetchAvailableModels',
-  'https://cloudcode-pa.googleapis.com/v1internal:fetchAvailableModels'
-];
-
-const ANTIGRAVITY_REQUEST_HEADERS = {
-  Authorization: 'Bearer $TOKEN$',
-  'Content-Type': 'application/json',
-  'User-Agent': 'antigravity/1.11.5 windows/amd64'
-};
-
-const ANTIGRAVITY_QUOTA_GROUPS: AntigravityQuotaGroupDefinition[] = [
-  {
-    id: 'claude-gpt',
-    label: 'Claude/GPT',
-    identifiers: [
-      'claude-sonnet-4-5-thinking',
-      'claude-opus-4-5-thinking',
-      'claude-sonnet-4-5',
-      'gpt-oss-120b-medium'
-    ]
-  },
-  {
-    id: 'gemini',
-    label: 'Gemini',
-    identifiers: [
-      'gemini-3-pro-high',
-      'gemini-3-pro-low',
-      'gemini-2.5-flash',
-      'gemini-2.5-flash-lite',
-      'rev19-uic3-1p'
-    ]
-  },
-  {
-    id: 'gemini-3-flash',
-    label: 'Gemini 3 Flash',
-    identifiers: ['gemini-3-flash']
-  },
-  {
-    id: 'gemini-image',
-    label: 'gemini-3-pro-image',
-    identifiers: ['gemini-3-pro-image'],
-    labelFromModel: true
-  }
-];
-
-
-
-// 标准化 auth_index 值（与 usage.ts 中的 normalizeAuthIndex 保持一致）
+// 标准化 auth_index 值（与 usage.ts 中的 normalizeAuthIndex 保持一致）
 function normalizeAuthIndexValue(value: unknown): string | null {
   if (typeof value === 'number' && Number.isFinite(value)) {
     return value.toString();
   }
-  if (typeof value === 'string') {
-    const trimmed = value.trim();
-    return trimmed ? trimmed : null;
-  }
-  return null;
-}
-
-function parseAntigravityPayload(payload: unknown): Record<string, unknown> | null {
-  if (payload === undefined || payload === null) return null;
-  if (typeof payload === 'string') {
-    const trimmed = payload.trim();
-    if (!trimmed) return null;
-    try {
-      return JSON.parse(trimmed) as Record<string, unknown>;
-    } catch {
-      return null;
-    }
-  }
-  if (typeof payload === 'object') {
-    return payload as Record<string, unknown>;
+  if (typeof value === 'string') {
+    const trimmed = value.trim();
+    return trimmed ? trimmed : null;
   }
   return null;
 }
 
-function getAntigravityQuotaInfo(entry?: AntigravityQuotaInfo): {
-  remainingFraction: number | null;
-  resetTime?: string;
-  displayName?: string;
-} {
-  if (!entry) {
-    return { remainingFraction: null };
-  }
-  const quotaInfo = entry.quotaInfo ?? entry.quota_info ?? {};
-  const remainingValue =
-    quotaInfo.remainingFraction ?? quotaInfo.remaining_fraction ?? quotaInfo.remaining;
-  const remainingFraction = Number(remainingValue);
-  const resetValue = quotaInfo.resetTime ?? quotaInfo.reset_time;
-  const resetTime = typeof resetValue === 'string' ? resetValue : undefined;
-  const displayName = typeof entry.displayName === 'string' ? entry.displayName : undefined;
-
-  return {
-    remainingFraction: Number.isFinite(remainingFraction) ? remainingFraction : null,
-    resetTime,
-    displayName
-  };
-}
-
-function findAntigravityModel(
-  models: AntigravityModelsPayload,
-  identifier: string
-): { id: string; entry: AntigravityQuotaInfo } | null {
-  const direct = models[identifier];
-  if (direct) {
-    return { id: identifier, entry: direct };
-  }
-
-  const match = Object.entries(models).find(([, entry]) => {
-    const name = typeof entry?.displayName === 'string' ? entry.displayName : '';
-    return name.toLowerCase() === identifier.toLowerCase();
-  });
-  if (match) {
-    return { id: match[0], entry: match[1] };
-  }
-
-  return null;
-}
-
-function buildAntigravityQuotaGroups(models: AntigravityModelsPayload): AntigravityQuotaGroup[] {
-  const groups: AntigravityQuotaGroup[] = [];
-  let geminiResetTime: string | undefined;
-  const [claudeDef, geminiDef, flashDef, imageDef] = ANTIGRAVITY_QUOTA_GROUPS;
-
-  const buildGroup = (
-    def: AntigravityQuotaGroupDefinition,
-    overrideResetTime?: string
-  ): AntigravityQuotaGroup | null => {
-    const matches = def.identifiers
-      .map((identifier) => findAntigravityModel(models, identifier))
-      .filter((entry): entry is { id: string; entry: AntigravityQuotaInfo } => Boolean(entry));
-
-    const quotaEntries = matches
-      .map(({ id, entry }) => {
-        const info = getAntigravityQuotaInfo(entry);
-        if (info.remainingFraction === null) return null;
-        return {
-          id,
-          remainingFraction: info.remainingFraction,
-          resetTime: info.resetTime,
-          displayName: info.displayName
-        };
-      })
-      .filter((entry): entry is NonNullable<typeof entry> => entry !== null);
-
-    if (quotaEntries.length === 0) return null;
-
-    const remainingFraction = Math.min(...quotaEntries.map((entry) => entry.remainingFraction));
-    const resetTime =
-      overrideResetTime ?? quotaEntries.map((entry) => entry.resetTime).find(Boolean);
-    const displayName = quotaEntries.map((entry) => entry.displayName).find(Boolean);
-    const label = def.labelFromModel && displayName ? displayName : def.label;
-
-    return {
-      id: def.id,
-      label,
-      models: quotaEntries.map((entry) => entry.id),
-      remainingFraction,
-      resetTime
-    };
-  };
-
-  const claudeGroup = buildGroup(claudeDef);
-  if (claudeGroup) {
-    groups.push(claudeGroup);
-  }
-
-  const geminiGroup = buildGroup(geminiDef);
-  if (geminiGroup) {
-    geminiResetTime = geminiGroup.resetTime;
-    groups.push(geminiGroup);
-  }
-
-  const flashGroup = buildGroup(flashDef);
-  if (flashGroup) {
-    groups.push(flashGroup);
-  }
-
-  const imageGroup = buildGroup(imageDef, geminiResetTime);
-  if (imageGroup) {
-    groups.push(imageGroup);
-  }
-
-  return groups;
-}
-
-function formatQuotaResetTime(value?: string): string {
-  if (!value) return '-';
-  const date = new Date(value);
-  if (Number.isNaN(date.getTime())) return '-';
-  return date.toLocaleString(undefined, {
-    month: '2-digit',
-    day: '2-digit',
-    hour: '2-digit',
-    minute: '2-digit',
-    hour12: false
-  });
-}
-
-function resolveAuthProvider(file: AuthFileItem): string {
-  const raw = file.provider ?? file.type ?? '';
-  return String(raw).trim().toLowerCase();
-}
-
-function isAntigravityFile(file: AuthFileItem): boolean {
-  return resolveAuthProvider(file) === 'antigravity';
-}
-
 function isRuntimeOnlyAuthFile(file: AuthFileItem): boolean {
   const raw = file['runtime_only'] ?? file.runtimeOnly;
-  if (typeof raw === 'boolean') return raw;
+  if (typeof raw === 'boolean') return raw;
   if (typeof raw === 'string') return raw.trim().toLowerCase() === 'true';
   return false;
 }
@@ -394,20 +161,11 @@ export function AuthFilesPage() {
   const [search, setSearch] = useState('');
   const [page, setPage] = useState(1);
   const [pageSize, setPageSize] = useState(9);
-  const [antigravityPage, setAntigravityPage] = useState(1);
-  const [antigravityPageSize, setAntigravityPageSize] = useState(6);
   const [uploading, setUploading] = useState(false);
   const [deleting, setDeleting] = useState<string | null>(null);
   const [deletingAll, setDeletingAll] = useState(false);
   const [keyStats, setKeyStats] = useState<KeyStats>({ bySource: {}, byAuthIndex: {} });
   const [usageDetails, setUsageDetails] = useState<UsageDetail[]>([]);
-  const [antigravityQuota, setAntigravityQuota] = useState<Record<string, AntigravityQuotaState>>(
-    {}
-  );
-  const [antigravityLoading, setAntigravityLoading] = useState(false);
-  const [antigravityLoadingScope, setAntigravityLoadingScope] = useState<
-    'page' | 'all' | null
-  >(null);
 
   // 详情弹窗相关
   const [detailModalOpen, setDetailModalOpen] = useState(false);
@@ -421,20 +179,25 @@ export function AuthFilesPage() {
   const [modelsFileType, setModelsFileType] = useState('');
   const [modelsError, setModelsError] = useState<'unsupported' | null>(null);
 
-  // OAuth 排除模型相关
-  const [excluded, setExcluded] = useState<Record<string, string[]>>({});
+  // OAuth 排除模型相关
+  const [excluded, setExcluded] = useState<Record<string, string[]>>({});
   const [excludedError, setExcludedError] = useState<'unsupported' | null>(null);
-  const [excludedModalOpen, setExcludedModalOpen] = useState(false);
-  const [excludedForm, setExcludedForm] = useState<ExcludedFormState>({ provider: '', modelsText: '' });
-  const [savingExcluded, setSavingExcluded] = useState(false);
-
+  const [excludedModalOpen, setExcludedModalOpen] = useState(false);
+  const [excludedForm, setExcludedForm] = useState<ExcludedFormState>({ provider: '', modelsText: '' });
+  const [savingExcluded, setSavingExcluded] = useState(false);
+
   const fileInputRef = useRef<HTMLInputElement | null>(null);
   const loadingKeyStatsRef = useRef(false);
-  const antigravityLoadingRef = useRef(false);
-  const antigravityRequestIdRef = useRef(0);
   const excludedUnsupportedRef = useRef(false);
 
   const disableControls = connectionStatus !== 'connected';
+
+  const handlePageSizeChange = (event: React.ChangeEvent<HTMLInputElement>) => {
+    const value = event.currentTarget.valueAsNumber;
+    if (!Number.isFinite(value)) return;
+    setPageSize(clampCardPageSize(value));
+    setPage(1);
+  };
 
   // 格式化修改时间
   const formatModified = (item: AuthFileItem): string => {
@@ -509,165 +272,17 @@ export function AuthFilesPage() {
     }
   }, [showNotification, t]);
 
-  const antigravityFiles = useMemo(
-    () => files.filter((file) => isAntigravityFile(file)),
-    [files]
-  );
+  const handleHeaderRefresh = useCallback(async () => {
+    await Promise.all([loadFiles(), loadKeyStats(), loadExcluded()]);
+  }, [loadFiles, loadKeyStats, loadExcluded]);
 
-  const antigravityTotalPages = Math.max(
-    1,
-    Math.ceil(antigravityFiles.length / antigravityPageSize)
-  );
-  const antigravityCurrentPage = Math.min(antigravityPage, antigravityTotalPages);
-  const antigravityStart = (antigravityCurrentPage - 1) * antigravityPageSize;
-  const antigravityPageItems = antigravityFiles.slice(
-    antigravityStart,
-    antigravityStart + antigravityPageSize
-  );
-
-  const fetchAntigravityQuota = useCallback(
-    async (authIndex: string): Promise<AntigravityQuotaGroup[]> => {
-      let lastError = '';
-      let hadSuccess = false;
-
-      for (const url of ANTIGRAVITY_QUOTA_URLS) {
-        try {
-          const result = await apiCallApi.request({
-            authIndex,
-            method: 'POST',
-            url,
-            header: { ...ANTIGRAVITY_REQUEST_HEADERS },
-            data: '{}'
-          });
-
-          if (result.statusCode < 200 || result.statusCode >= 300) {
-            lastError = getApiCallErrorMessage(result);
-            continue;
-          }
-
-          hadSuccess = true;
-          const payload = parseAntigravityPayload(result.body ?? result.bodyText);
-          const models = payload?.models;
-          if (!models || typeof models !== 'object' || Array.isArray(models)) {
-            lastError = t('antigravity_quota.empty_models');
-            continue;
-          }
-
-          const groups = buildAntigravityQuotaGroups(models as AntigravityModelsPayload);
-          if (groups.length === 0) {
-            lastError = t('antigravity_quota.empty_models');
-            continue;
-          }
-
-          return groups;
-        } catch (err: unknown) {
-          lastError = err instanceof Error ? err.message : t('common.unknown_error');
-        }
-      }
-
-      if (hadSuccess) {
-        return [];
-      }
-
-      throw new Error(lastError || t('common.unknown_error'));
-    },
-    [t]
-  );
-
-  const loadAntigravityQuota = useCallback(
-    async (targets: AuthFileItem[], scope: 'page' | 'all') => {
-      if (antigravityLoadingRef.current) return;
-      antigravityLoadingRef.current = true;
-      const requestId = ++antigravityRequestIdRef.current;
-      setAntigravityLoading(true);
-      setAntigravityLoadingScope(scope);
-
-      try {
-        if (targets.length === 0) return;
-
-        setAntigravityQuota((prev) => {
-          const nextState = { ...prev };
-          targets.forEach((file) => {
-            nextState[file.name] = { status: 'loading', groups: [] };
-          });
-          return nextState;
-        });
-
-        const results = await Promise.all(
-          targets.map(async (file) => {
-            const rawAuthIndex = file['auth_index'] ?? file.authIndex;
-            const authIndex = normalizeAuthIndexValue(rawAuthIndex);
-            if (!authIndex) {
-              return {
-                name: file.name,
-                status: 'error' as const,
-                error: t('antigravity_quota.missing_auth_index')
-              };
-            }
-
-            try {
-              const groups = await fetchAntigravityQuota(authIndex);
-              return { name: file.name, status: 'success' as const, groups };
-            } catch (err: unknown) {
-              const message = err instanceof Error ? err.message : t('common.unknown_error');
-              return { name: file.name, status: 'error' as const, error: message };
-            }
-          })
-        );
-
-        if (requestId !== antigravityRequestIdRef.current) return;
-
-        setAntigravityQuota((prev) => {
-          const nextState = { ...prev };
-          results.forEach((result) => {
-            if (result.status === 'success') {
-              nextState[result.name] = {
-                status: 'success',
-                groups: result.groups
-              };
-            } else {
-              nextState[result.name] = {
-                status: 'error',
-                groups: [],
-                error: result.error
-              };
-            }
-          });
-          return nextState;
-        });
-      } finally {
-        if (requestId === antigravityRequestIdRef.current) {
-          setAntigravityLoading(false);
-          setAntigravityLoadingScope(null);
-          antigravityLoadingRef.current = false;
-        }
-      }
-    },
-    [fetchAntigravityQuota, t]
-  );
+  useHeaderRefresh(handleHeaderRefresh);
 
   useEffect(() => {
     loadFiles();
     loadKeyStats();
     loadExcluded();
   }, [loadFiles, loadKeyStats, loadExcluded]);
-
-  useEffect(() => {
-    if (antigravityFiles.length === 0) {
-      setAntigravityQuota({});
-      return;
-    }
-    setAntigravityQuota((prev) => {
-      const nextState: Record<string, AntigravityQuotaState> = {};
-      antigravityFiles.forEach((file) => {
-        const cached = prev[file.name];
-        if (cached) {
-          nextState[file.name] = cached;
-        }
-      });
-      return nextState;
-    });
-  }, [antigravityFiles]);
 
   // 定时刷新状态数据（每240秒）
   useInterval(loadKeyStats, 240_000);
@@ -742,34 +357,42 @@ export function AuthFilesPage() {
   const start = (currentPage - 1) * pageSize;
   const pageItems = filtered.slice(start, start + pageSize);
 
-  // 统计信息
-  const totalSize = useMemo(() => files.reduce((sum, item) => sum + (item.size || 0), 0), [files]);
-
-  // 点击上传
-  const handleUploadClick = () => {
-    fileInputRef.current?.click();
-  };
+  // 点击上传
+  const handleUploadClick = () => {
+    fileInputRef.current?.click();
+  };
 
   // 处理文件上传（支持多选）
   const handleFileChange = async (event: React.ChangeEvent<HTMLInputElement>) => {
     const fileList = event.target.files;
     if (!fileList || fileList.length === 0) return;
 
-    const filesToUpload = Array.from(fileList);
-    const validFiles: File[] = [];
-    const invalidFiles: string[] = [];
-
-    filesToUpload.forEach((file) => {
-      if (file.name.endsWith('.json')) {
-        validFiles.push(file);
-      } else {
-        invalidFiles.push(file.name);
-      }
-    });
-
-    if (invalidFiles.length > 0) {
-      showNotification(t('auth_files.upload_error_json'), 'error');
-    }
+    const filesToUpload = Array.from(fileList);
+    const validFiles: File[] = [];
+    const invalidFiles: string[] = [];
+    const oversizedFiles: string[] = [];
+
+    filesToUpload.forEach((file) => {
+      if (!file.name.endsWith('.json')) {
+        invalidFiles.push(file.name);
+        return;
+      }
+      if (file.size > MAX_AUTH_FILE_SIZE) {
+        oversizedFiles.push(file.name);
+        return;
+      }
+      validFiles.push(file);
+    });
+
+    if (invalidFiles.length > 0) {
+      showNotification(t('auth_files.upload_error_json'), 'error');
+    }
+    if (oversizedFiles.length > 0) {
+      showNotification(
+        t('auth_files.upload_error_size', { maxSize: formatFileSize(MAX_AUTH_FILE_SIZE) }),
+        'error'
+      );
+    }
 
     if (validFiles.length === 0) {
       event.target.value = '';
@@ -961,10 +584,10 @@ export function AuthFilesPage() {
   };
 
   // 获取类型颜色
-  const getTypeColor = (type: string): ThemeColors => {
-    const set = TYPE_COLORS[type] || TYPE_COLORS.unknown;
-    return resolvedTheme === 'dark' && set.dark ? set.dark : set.light;
-  };
+  const getTypeColor = (type: string): ThemeColors => {
+    const set = TYPE_COLORS[type] || TYPE_COLORS.unknown;
+    return resolvedTheme === 'dark' && set.dark ? set.dark : set.light;
+  };
 
   // OAuth 排除相关方法
   const openExcludedModal = (provider?: string) => {
@@ -1112,9 +735,11 @@ export function AuthFilesPage() {
   const renderFileCard = (item: AuthFileItem) => {
     const fileStats = resolveAuthFileStats(item, keyStats);
     const isRuntimeOnly = isRuntimeOnlyAuthFile(item);
+    const isAistudio = (item.type || '').toLowerCase() === 'aistudio';
+    const showModelsButton = !isRuntimeOnly || isAistudio;
     const typeColor = getTypeColor(item.type || 'unknown');
-
-    return (
+
+    return (
       <div key={item.name} className={styles.fileCard}>
         <div className={styles.cardHeader}>
           <span
@@ -1146,29 +771,29 @@ export function AuthFilesPage() {
 
         {/* 状态监测栏 */}
         {renderStatusBar(item)}
-
-        <div className={styles.cardActions}>
-          {isRuntimeOnly ? (
-            <div className={styles.virtualBadge}>{t('auth_files.type_virtual') || '虚拟认证文件'}</div>
-          ) : (
-            <>
-              <Button
-                variant="secondary"
-                size="sm"
-                onClick={() => showModels(item)}
-                className={styles.iconButton}
-                title={t('auth_files.models_button', { defaultValue: '模型' })}
-                disabled={disableControls}
-              >
-                <IconBot className={styles.actionIcon} size={16} />
-              </Button>
-              <Button
-                variant="secondary"
-                size="sm"
-                onClick={() => showDetails(item)}
-                className={styles.iconButton}
-                title={t('common.info', { defaultValue: '关于' })}
-                disabled={disableControls}
+
+        <div className={styles.cardActions}>
+          {showModelsButton && (
+            <Button
+              variant="secondary"
+              size="sm"
+              onClick={() => showModels(item)}
+              className={styles.iconButton}
+              title={t('auth_files.models_button', { defaultValue: '模型' })}
+              disabled={disableControls}
+            >
+              <IconBot className={styles.actionIcon} size={16} />
+            </Button>
+          )}
+          {!isRuntimeOnly && (
+            <>
+              <Button
+                variant="secondary"
+                size="sm"
+                onClick={() => showDetails(item)}
+                className={styles.iconButton}
+                title={t('common.info', { defaultValue: '关于' })}
+                disabled={disableControls}
               >
                 <IconInfo className={styles.actionIcon} size={16} />
               </Button>
@@ -1192,104 +817,46 @@ export function AuthFilesPage() {
               >
                 {deleting === item.name ? (
                   <LoadingSpinner size={14} />
-                ) : (
-                  <IconTrash2 className={styles.actionIcon} size={16} />
-                )}
-              </Button>
-            </>
-          )}
-        </div>
-      </div>
-    );
-  };
-
-  const renderAntigravityCard = (item: AuthFileItem) => {
-    const displayType = item.type || item.provider || 'antigravity';
-    const typeColor = getTypeColor(displayType);
-    const quotaState = antigravityQuota[item.name];
-    const quotaStatus = quotaState?.status ?? 'idle';
-    const quotaGroups = quotaState?.groups ?? [];
-
-    return (
-      <div key={item.name} className={`${styles.fileCard} ${styles.antigravityCard}`}>
-        <div className={styles.cardHeader}>
-          <span
-            className={styles.typeBadge}
-            style={{
-              backgroundColor: typeColor.bg,
-              color: typeColor.text,
-              ...(typeColor.border ? { border: typeColor.border } : {})
-            }}
-          >
-            {getTypeLabel(displayType)}
-          </span>
-          <span className={styles.fileName}>{item.name}</span>
-        </div>
-
-        <div className={styles.quotaSection}>
-          {quotaStatus === 'loading' ? (
-            <div className={styles.quotaMessage}>{t('antigravity_quota.loading')}</div>
-          ) : quotaStatus === 'idle' ? (
-            <div className={styles.quotaMessage}>{t('antigravity_quota.idle')}</div>
-          ) : quotaStatus === 'error' ? (
-            <div className={styles.quotaError}>
-              {t('antigravity_quota.load_failed', {
-                message: quotaState?.error || t('common.unknown_error')
-              })}
-            </div>
-          ) : quotaGroups.length === 0 ? (
-            <div className={styles.quotaMessage}>{t('antigravity_quota.empty_models')}</div>
-          ) : (
-            quotaGroups.map((group) => {
-              const clamped = Math.max(0, Math.min(1, group.remainingFraction));
-              const percent = Math.round(clamped * 100);
-              const resetLabel = formatQuotaResetTime(group.resetTime);
-              const quotaBarClass =
-                percent >= 60
-                  ? styles.quotaBarFillHigh
-                  : percent >= 20
-                    ? styles.quotaBarFillMedium
-                    : styles.quotaBarFillLow;
-              return (
-                <div key={group.id} className={styles.quotaRow}>
-                  <div className={styles.quotaRowHeader}>
-                    <span className={styles.quotaModel} title={group.models.join(', ')}>
-                      {group.label}
-                    </span>
-                    <div className={styles.quotaMeta}>
-                      <span className={styles.quotaPercent}>{percent}%</span>
-                      <span className={styles.quotaReset}>{resetLabel}</span>
-                    </div>
-                  </div>
-                  <div className={styles.quotaBar}>
-                    <div
-                      className={`${styles.quotaBarFill} ${quotaBarClass}`}
-                      style={{ width: `${percent}%` }}
-                    />
-                  </div>
-                </div>
-              );
-            })
+                ) : (
+                  <IconTrash2 className={styles.actionIcon} size={16} />
+                )}
+              </Button>
+            </>
+          )}
+          {isRuntimeOnly && (
+            <div className={styles.virtualBadge}>{t('auth_files.type_virtual') || '虚拟认证文件'}</div>
           )}
         </div>
       </div>
     );
   };
 
+  const titleNode = (
+    <div className={styles.titleWrapper}>
+      <span>{t('auth_files.title_section')}</span>
+      {files.length > 0 && <span className={styles.countBadge}>{files.length}</span>}
+    </div>
+  );
+
   return (
     <div className={styles.container}>
-      <div className={styles.pageHeader}>
-        <h1 className={styles.pageTitle}>{t('auth_files.title')}</h1>
-        <p className={styles.description}>{t('auth_files.description')}</p>
-      </div>
-
-      <Card
-        title={t('auth_files.title_section')}
-        extra={
-          <div className={styles.headerActions}>
-            <Button variant="secondary" size="sm" onClick={() => { loadFiles(); loadKeyStats(); }} disabled={loading}>
-              {t('common.refresh')}
-            </Button>
+      <div className={styles.pageHeader}>
+        <h1 className={styles.pageTitle}>{t('auth_files.title')}</h1>
+        <p className={styles.description}>{t('auth_files.description')}</p>
+      </div>
+
+      <Card
+        title={titleNode}
+        extra={
+          <div className={styles.headerActions}>
+            <Button
+              variant="secondary"
+              size="sm"
+              onClick={handleHeaderRefresh}
+              disabled={loading}
+            >
+              {t('common.refresh')}
+            </Button>
             <Button
               variant="secondary"
               size="sm"
@@ -1331,31 +898,20 @@ export function AuthFilesPage() {
                 placeholder={t('auth_files.search_placeholder')}
               />
             </div>
-            <div className={styles.filterItem}>
-              <label>{t('auth_files.page_size_label')}</label>
-              <select
-                className={styles.pageSizeSelect}
-                value={pageSize}
-                onChange={(e) => {
-                  setPageSize(Number(e.target.value) || 9);
-                  setPage(1);
-                }}
-              >
-                <option value={6}>6</option>
-                <option value={9}>9</option>
-                <option value={12}>12</option>
-                <option value={18}>18</option>
-                <option value={24}>24</option>
-              </select>
-            </div>
-            <div className={styles.filterItem}>
-              <label>{t('common.info')}</label>
-              <div className={styles.statsInfo}>
-                {files.length} {t('auth_files.files_count')} · {formatFileSize(totalSize)}
-              </div>
-            </div>
-          </div>
-        </div>
+            <div className={styles.filterItem}>
+              <label>{t('auth_files.page_size_label')}</label>
+              <input
+                className={styles.pageSizeSelect}
+                type="number"
+                min={MIN_CARD_PAGE_SIZE}
+                max={MAX_CARD_PAGE_SIZE}
+                step={1}
+                value={pageSize}
+                onChange={handlePageSizeChange}
+              />
+            </div>
+          </div>
+        </div>
 
         {/* 卡片网格 */}
         {loading ? (
@@ -1398,104 +954,11 @@ export function AuthFilesPage() {
         )}
       </Card>
 
-      <Card
-        title={t('antigravity_quota.title')}
-        extra={
-          <div className={styles.headerActions}>
-            <Button
-              variant="secondary"
-              size="sm"
-              onClick={() => loadAntigravityQuota(antigravityPageItems, 'page')}
-              disabled={disableControls || antigravityLoading || antigravityPageItems.length === 0}
-              loading={antigravityLoading && antigravityLoadingScope === 'page'}
-            >
-              {t('antigravity_quota.refresh_button')}
-            </Button>
-            <Button
-              variant="secondary"
-              size="sm"
-              onClick={() => loadAntigravityQuota(antigravityFiles, 'all')}
-              disabled={disableControls || antigravityLoading || antigravityFiles.length === 0}
-              loading={antigravityLoading && antigravityLoadingScope === 'all'}
-            >
-              {t('antigravity_quota.fetch_all')}
-            </Button>
-          </div>
-        }
-      >
-        {antigravityFiles.length === 0 ? (
-          <EmptyState
-            title={t('antigravity_quota.empty_title')}
-            description={t('antigravity_quota.empty_desc')}
-          />
-        ) : (
-          <>
-            <div className={styles.antigravityControls}>
-              <div className={styles.antigravityControl}>
-                <label>{t('auth_files.page_size_label')}</label>
-                <select
-                  className={styles.pageSizeSelect}
-                  value={antigravityPageSize}
-                  onChange={(e) => {
-                    setAntigravityPageSize(Number(e.target.value) || 6);
-                    setAntigravityPage(1);
-                  }}
-                >
-                  <option value={6}>6</option>
-                  <option value={9}>9</option>
-                  <option value={12}>12</option>
-                  <option value={18}>18</option>
-                  <option value={24}>24</option>
-                </select>
-              </div>
-              <div className={styles.antigravityControl}>
-                <label>{t('common.info')}</label>
-                <div className={styles.statsInfo}>
-                  {antigravityFiles.length} {t('auth_files.files_count')}
-                </div>
-              </div>
-            </div>
-            <div className={styles.antigravityGrid}>
-              {antigravityPageItems.map(renderAntigravityCard)}
-            </div>
-            {antigravityFiles.length > antigravityPageSize && (
-              <div className={styles.pagination}>
-                <Button
-                  variant="secondary"
-                  size="sm"
-                  onClick={() => setAntigravityPage(Math.max(1, antigravityCurrentPage - 1))}
-                  disabled={antigravityCurrentPage <= 1}
-                >
-                  {t('auth_files.pagination_prev')}
-                </Button>
-                <div className={styles.pageInfo}>
-                  {t('auth_files.pagination_info', {
-                    current: antigravityCurrentPage,
-                    total: antigravityTotalPages,
-                    count: antigravityFiles.length
-                  })}
-                </div>
-                <Button
-                  variant="secondary"
-                  size="sm"
-                  onClick={() =>
-                    setAntigravityPage(Math.min(antigravityTotalPages, antigravityCurrentPage + 1))
-                  }
-                  disabled={antigravityCurrentPage >= antigravityTotalPages}
-                >
-                  {t('auth_files.pagination_next')}
-                </Button>
-              </div>
-            )}
-          </>
-        )}
-      </Card>
-
       {/* OAuth 排除列表卡片 */}
       <Card
         title={t('oauth_excluded.title')}
-        extra={
-          <Button
+        extra={
+          <Button
             size="sm"
             onClick={() => openExcludedModal()}
             disabled={disableControls || excludedError === 'unsupported'}

src/pages/ConfigPage.module.scss

@@ -133,14 +133,18 @@
 
 .editorWrapper {
   width: 100%;
-  flex: 1;
-  min-height: 400px;
+  flex: 0 0 auto;
+  height: clamp(360px, 60vh, 920px);
   border: 1px solid var(--border-color);
   border-radius: $radius-lg;
   overflow: hidden;
   position: relative;
   --floating-controls-height: 0px;
 
+  @supports (height: 100dvh) {
+    height: clamp(360px, 60dvh, 920px);
+  }
+
   // Floating search toolbar on top of the editor (but not covering content).
   .floatingControls {
     position: absolute;
@@ -219,8 +223,8 @@
 .configCard {
   display: flex;
   flex-direction: column;
-  height: 560px;
-  flex-shrink: 0;
+  flex: 1;
+  min-height: 0;
   overflow: visible;
 }
 
@@ -253,11 +257,6 @@
   }
 
   .configCard {
-    height: 440px;
     padding: $spacing-md;
   }
-
-  .editorWrapper {
-    min-height: 300px;
-  }
 }

src/pages/LoginPage.tsx

@@ -19,11 +19,13 @@ export function LoginPage() {
   const restoreSession = useAuthStore((state) => state.restoreSession);
   const storedBase = useAuthStore((state) => state.apiBase);
   const storedKey = useAuthStore((state) => state.managementKey);
+  const storedRememberPassword = useAuthStore((state) => state.rememberPassword);
 
   const [apiBase, setApiBase] = useState('');
   const [managementKey, setManagementKey] = useState('');
   const [showCustomBase, setShowCustomBase] = useState(false);
   const [showKey, setShowKey] = useState(false);
+  const [rememberPassword, setRememberPassword] = useState(false);
   const [loading, setLoading] = useState(false);
   const [autoLoading, setAutoLoading] = useState(true);
   const [error, setError] = useState('');
@@ -38,6 +40,7 @@ export function LoginPage() {
         if (!autoLoggedIn) {
           setApiBase(storedBase || detectedBase);
           setManagementKey(storedKey || '');
+          setRememberPassword(storedRememberPassword || Boolean(storedKey));
         }
       } finally {
         setAutoLoading(false);
@@ -45,7 +48,7 @@ export function LoginPage() {
     };
 
     init();
-  }, [detectedBase, restoreSession, storedBase, storedKey]);
+  }, [detectedBase, restoreSession, storedBase, storedKey, storedRememberPassword]);
 
   if (isAuthenticated) {
     const redirect = (location.state as any)?.from?.pathname || '/';
@@ -62,7 +65,11 @@ export function LoginPage() {
     setLoading(true);
     setError('');
     try {
-      await login({ apiBase: baseToUse, managementKey: managementKey.trim() });
+      await login({
+        apiBase: baseToUse,
+        managementKey: managementKey.trim(),
+        rememberPassword
+      });
       showNotification(t('common.connected_status'), 'success');
       navigate('/', { replace: true });
     } catch (err: any) {
@@ -148,6 +155,16 @@ export function LoginPage() {
           }
         />
 
+        <div className="toggle-advanced">
+          <input
+            id="remember-password-toggle"
+            type="checkbox"
+            checked={rememberPassword}
+            onChange={(e) => setRememberPassword(e.target.checked)}
+          />
+          <label htmlFor="remember-password-toggle">{t('login.remember_password_label')}</label>
+        </div>
+
         <Button fullWidth onClick={handleSubmit} loading={loading}>
           {loading ? t('login.submitting') : t('login.submit_button')}
         </Button>

src/pages/LogsPage.tsx

@@ -16,6 +16,7 @@ import {
   IconTrash2,
   IconX,
 } from '@/components/ui/icons';
+import { useHeaderRefresh } from '@/hooks/useHeaderRefresh';
 import { useAuthStore, useConfigStore, useNotificationStore } from '@/stores';
 import { logsApi } from '@/services/api/logs';
 import { MANAGEMENT_API_PREFIX } from '@/utils/constants';
@@ -50,7 +51,8 @@ const HTTP_METHOD_REGEX = new RegExp(`\\b(${HTTP_METHODS.join('|')})\\b`);
 const LOG_TIMESTAMP_REGEX = /^\[?(\d{4}-\d{2}-\d{2}[ T]\d{2}:\d{2}:\d{2}(?:\.\d{1,3})?)\]?/;
 const LOG_LEVEL_REGEX = /^\[?(trace|debug|info|warn|warning|error|fatal)\s*\]?(?=\s|\[|$)\s*/i;
 const LOG_SOURCE_REGEX = /^\[([^\]]+)\]/;
-const LOG_LATENCY_REGEX = /\b(\d+(?:\.\d+)?)(?:\s*)(µs|us|ms|s)\b/i;
+const LOG_LATENCY_REGEX =
+  /\b(?:\d+(?:\.\d+)?\s*(?:µs|us|ms|s|m))(?:\s*\d+(?:\.\d+)?\s*(?:µs|us|ms|s|m))*\b/i;
 const LOG_IPV4_REGEX = /\b(?:\d{1,3}\.){3}\d{1,3}\b/;
 const LOG_IPV6_REGEX = /\b(?:[a-f0-9]{0,4}:){2,7}[a-f0-9]{0,4}\b/i;
 const LOG_REQUEST_ID_REGEX = /^([a-f0-9]{8}|--------)$/i;
@@ -102,6 +104,12 @@ const normalizeTimestampToSeconds = (value: string): string => {
   return `${match[1]} ${match[2]}`;
 };
 
+const extractLatency = (text: string): string | undefined => {
+  const match = text.match(LOG_LATENCY_REGEX);
+  if (!match) return undefined;
+  return match[0].replace(/\s+/g, '');
+};
+
 type ParsedLogLine = {
   raw: string;
   timestamp?: string;
@@ -244,9 +252,9 @@ const parseLogLine = (raw: string): ParsedLogLine => {
     // latency
     const latencyIndex = segments.findIndex((segment) => LOG_LATENCY_REGEX.test(segment));
     if (latencyIndex >= 0) {
-      const match = segments[latencyIndex].match(LOG_LATENCY_REGEX);
-      if (match) {
-        latency = `${match[1]}${match[2]}`;
+      const extracted = extractLatency(segments[latencyIndex]);
+      if (extracted) {
+        latency = extracted;
         consumed.add(latencyIndex);
       }
     }
@@ -287,8 +295,8 @@ const parseLogLine = (raw: string): ParsedLogLine => {
   } else {
     statusCode = detectHttpStatusCode(remaining);
 
-    const latencyMatch = remaining.match(LOG_LATENCY_REGEX);
-    if (latencyMatch) latency = `${latencyMatch[1]}${latencyMatch[2]}`;
+    const extracted = extractLatency(remaining);
+    if (extracted) latency = extracted;
 
     ip = extractIp(remaining);
 
@@ -467,6 +475,8 @@ export function LogsPage() {
     }
   };
 
+  useHeaderRefresh(() => loadLogs(false));
+
   const clearLogs = async () => {
     if (!window.confirm(t('logs.clear_confirm'))) return;
     try {

src/pages/OAuthPage.module.scss

@@ -115,6 +115,13 @@
   margin-top: $spacing-sm;
 }
 
+.geminiProjectField {
+  :global(.form-group) {
+    margin-top: $spacing-sm;
+    gap: $spacing-sm;
+  }
+}
+
 .filePicker {
   display: flex;
   align-items: center;

src/pages/OAuthPage.tsx

@@ -59,11 +59,10 @@ const PROVIDERS: { id: OAuthProvider; titleKey: string; hintKey: string; urlLabe
   { id: 'anthropic', titleKey: 'auth_login.anthropic_oauth_title', hintKey: 'auth_login.anthropic_oauth_hint', urlLabelKey: 'auth_login.anthropic_oauth_url_label', icon: iconClaude },
   { id: 'antigravity', titleKey: 'auth_login.antigravity_oauth_title', hintKey: 'auth_login.antigravity_oauth_hint', urlLabelKey: 'auth_login.antigravity_oauth_url_label', icon: iconAntigravity },
   { id: 'gemini-cli', titleKey: 'auth_login.gemini_cli_oauth_title', hintKey: 'auth_login.gemini_cli_oauth_hint', urlLabelKey: 'auth_login.gemini_cli_oauth_url_label', icon: iconGemini },
-  { id: 'qwen', titleKey: 'auth_login.qwen_oauth_title', hintKey: 'auth_login.qwen_oauth_hint', urlLabelKey: 'auth_login.qwen_oauth_url_label', icon: iconQwen },
-  { id: 'iflow', titleKey: 'auth_login.iflow_oauth_title', hintKey: 'auth_login.iflow_oauth_hint', urlLabelKey: 'auth_login.iflow_oauth_url_label', icon: iconIflow }
+  { id: 'qwen', titleKey: 'auth_login.qwen_oauth_title', hintKey: 'auth_login.qwen_oauth_hint', urlLabelKey: 'auth_login.qwen_oauth_url_label', icon: iconQwen }
 ];
 
-const CALLBACK_SUPPORTED: OAuthProvider[] = ['codex', 'anthropic', 'antigravity', 'gemini-cli', 'iflow'];
+const CALLBACK_SUPPORTED: OAuthProvider[] = ['codex', 'anthropic', 'antigravity', 'gemini-cli'];
 const getProviderI18nPrefix = (provider: OAuthProvider) => provider.replace('-', '_');
 const getAuthKey = (provider: OAuthProvider, suffix: string) =>
   `auth_login.${getProviderI18nPrefix(provider)}_${suffix}`;
@@ -131,12 +130,7 @@ export function OAuthPage() {
 
   const startAuth = async (provider: OAuthProvider) => {
     const projectId = provider === 'gemini-cli' ? (states[provider]?.projectId || '').trim() : undefined;
-    if (provider === 'gemini-cli' && !projectId) {
-      const message = t('auth_login.gemini_cli_project_id_required');
-      updateProviderState(provider, { projectIdError: message });
-      showNotification(message, 'warning');
-      return;
-    }
+    // 项目 ID 现在是可选的，如果不输入将自动选择第一个可用项目
     if (provider === 'gemini-cli') {
       updateProviderState(provider, { projectIdError: undefined });
     }
@@ -151,7 +145,7 @@ export function OAuthPage() {
     try {
       const res = await oauthApi.startAuth(
         provider,
-        provider === 'gemini-cli' ? { projectId: projectId! } : undefined
+        provider === 'gemini-cli' ? { projectId: projectId || undefined } : undefined
       );
       updateProviderState(provider, { url: res.url, state: res.state, status: 'waiting', polling: true });
       if (res.state) {
@@ -333,19 +327,21 @@ export function OAuthPage() {
               >
                 <div className="hint">{t(provider.hintKey)}</div>
                 {provider.id === 'gemini-cli' && (
-                  <Input
-                    label={t('auth_login.gemini_cli_project_id_label')}
-                    hint={t('auth_login.gemini_cli_project_id_hint')}
-                    value={state.projectId || ''}
-                    error={state.projectIdError}
-                    onChange={(e) =>
-                      updateProviderState(provider.id, {
-                        projectId: e.target.value,
-                        projectIdError: undefined
-                      })
-                    }
-                    placeholder={t('auth_login.gemini_cli_project_id_placeholder')}
-                  />
+                  <div className={styles.geminiProjectField}>
+                    <Input
+                      label={t('auth_login.gemini_cli_project_id_label')}
+                      hint={t('auth_login.gemini_cli_project_id_hint')}
+                      value={state.projectId || ''}
+                      error={state.projectIdError}
+                      onChange={(e) =>
+                        updateProviderState(provider.id, {
+                          projectId: e.target.value,
+                          projectIdError: undefined
+                        })
+                      }
+                      placeholder={t('auth_login.gemini_cli_project_id_placeholder')}
+                    />
+                  </div>
                 )}
                 {state.url && (
                   <div className={`connection-box ${styles.authUrlBox}`}>

src/pages/QuotaPage.module.scss

@@ -0,0 +1,389 @@
+@use '../styles/variables' as *;
+@use '../styles/mixins' as *;
+
+.container {
+  display: flex;
+  flex-direction: column;
+  gap: $spacing-lg;
+}
+
+.pageHeader {
+  display: flex;
+  flex-direction: column;
+  gap: $spacing-sm;
+}
+
+.pageTitle {
+  font-size: 28px;
+  font-weight: 700;
+  color: var(--text-primary);
+  margin: 0;
+}
+
+.description {
+  font-size: 14px;
+  color: var(--text-secondary);
+  margin: 0;
+}
+
+.headerActions {
+  display: flex;
+  gap: $spacing-sm;
+  flex-wrap: wrap;
+  align-items: center;
+
+  :global(.btn-sm) {
+    line-height: 16px;
+  }
+
+  :global(svg) {
+    display: block;
+  }
+}
+
+.titleWrapper {
+  display: flex;
+  align-items: center;
+  gap: $spacing-sm;
+  line-height: 24px;
+}
+
+.countBadge {
+  display: inline-flex;
+  align-items: center;
+  justify-content: center;
+  height: 24px;
+  min-width: 24px;
+  padding: 0 8px;
+  border-radius: 999px;
+  font-size: 13px;
+  font-weight: 600;
+  color: var(--count-badge-text);
+  background-color: var(--count-badge-bg);
+  box-sizing: border-box;
+}
+
+.errorBox {
+  padding: $spacing-md;
+  background-color: rgba(239, 68, 68, 0.1);
+  border: 1px solid var(--danger-color);
+  border-radius: $radius-md;
+  color: var(--danger-color);
+  font-size: 14px;
+}
+
+.pageSizeSelect {
+  padding: 8px 12px;
+  border: 1px solid var(--border-color);
+  border-radius: $radius-md;
+  background-color: var(--bg-primary);
+  color: var(--text-primary);
+  font-size: 14px;
+  cursor: text;
+  height: 38px;
+  box-sizing: border-box;
+
+  &:focus {
+    outline: none;
+    border-color: var(--primary-color);
+  }
+}
+
+.statsInfo {
+  padding: 8px 12px;
+  background-color: var(--bg-secondary);
+  border-radius: $radius-md;
+  font-size: 13px;
+  color: var(--text-secondary);
+  white-space: nowrap;
+  height: 38px;
+  box-sizing: border-box;
+  display: flex;
+  align-items: center;
+}
+
+.antigravityGrid,
+.codexGrid,
+.geminiCliGrid {
+  display: grid;
+  gap: $spacing-md;
+  grid-template-columns: repeat(auto-fill, minmax(380px, 1fr));
+
+  @include mobile {
+    grid-template-columns: 1fr;
+  }
+}
+
+.antigravityControls,
+.codexControls,
+.geminiCliControls {
+  display: flex;
+  gap: $spacing-md;
+  flex-wrap: wrap;
+  align-items: flex-end;
+  margin-bottom: $spacing-md;
+}
+
+.antigravityControl,
+.codexControl,
+.geminiCliControl {
+  display: flex;
+  flex-direction: column;
+  gap: 4px;
+
+  label {
+    font-size: 12px;
+    color: var(--text-secondary);
+    font-weight: 500;
+    white-space: nowrap;
+  }
+}
+
+.viewModeToggle {
+  display: flex;
+  gap: $spacing-xs;
+  align-items: center;
+}
+
+.antigravityCard {
+  background-image: linear-gradient(180deg,
+      rgba(224, 247, 250, 0.12),
+      rgba(224, 247, 250, 0));
+}
+
+.codexCard {
+  background-image: linear-gradient(180deg,
+      rgba(255, 243, 224, 0.18),
+      rgba(255, 243, 224, 0));
+}
+
+.geminiCliCard {
+  background-image: linear-gradient(180deg,
+      rgba(231, 239, 255, 0.2),
+      rgba(231, 239, 255, 0));
+}
+
+.quotaSection {
+  display: flex;
+  flex-direction: column;
+  gap: $spacing-sm;
+  padding-top: $spacing-sm;
+  margin-top: $spacing-xs;
+  border-top: 1px dashed var(--border-color);
+}
+
+.quotaRow {
+  display: flex;
+  flex-direction: column;
+  gap: $spacing-xs;
+}
+
+.quotaRowHeader {
+  display: flex;
+  align-items: center;
+  justify-content: space-between;
+  gap: $spacing-sm;
+  min-width: 0;
+
+  @include mobile {
+    flex-direction: column;
+    align-items: flex-start;
+  }
+}
+
+.quotaModel {
+  font-size: 13px;
+  font-weight: 600;
+  color: var(--text-primary);
+  white-space: nowrap;
+  overflow: hidden;
+  text-overflow: ellipsis;
+  flex: 1;
+  min-width: 0;
+
+  @include mobile {
+    white-space: normal;
+  }
+}
+
+.quotaBar {
+  height: 8px;
+  background-color: var(--bg-tertiary);
+  border-radius: 999px;
+  overflow: hidden;
+}
+
+.quotaBarFill {
+  height: 100%;
+  background-color: var(--success-color, #22c55e);
+  transition: width 0.2s ease;
+}
+
+.quotaBarFillHigh {
+  background-color: var(--success-color, #22c55e);
+}
+
+.quotaBarFillMedium {
+  background-color: var(--warning-color, #f59e0b);
+}
+
+.quotaBarFillLow {
+  background-color: var(--danger-color, #ef4444);
+}
+
+.quotaMeta {
+  display: flex;
+  align-items: center;
+  gap: 8px;
+  font-size: 12px;
+  color: var(--text-secondary);
+  white-space: nowrap;
+
+  @include mobile {
+    justify-content: flex-start;
+  }
+}
+
+.quotaPercent {
+  font-weight: 600;
+  color: var(--text-primary);
+}
+
+.quotaReset {
+  color: var(--text-tertiary);
+}
+
+.quotaAmount {
+  color: var(--text-secondary);
+}
+
+.quotaMessage {
+  font-size: 12px;
+  color: var(--text-tertiary);
+  text-align: center;
+  padding: $spacing-sm 0;
+}
+
+.quotaError {
+  font-size: 12px;
+  color: var(--danger-color);
+  background-color: rgba(239, 68, 68, 0.08);
+  border: 1px solid var(--danger-color);
+  border-radius: $radius-sm;
+  padding: $spacing-xs $spacing-sm;
+}
+
+.quotaWarning {
+  font-size: 12px;
+  color: var(--warning-color, #f59e0b);
+  background-color: rgba(245, 158, 11, 0.12);
+  border: 1px solid var(--warning-color, #f59e0b);
+  border-radius: $radius-sm;
+  padding: $spacing-xs $spacing-sm;
+}
+
+.codexPlan {
+  display: flex;
+  align-items: center;
+  gap: 6px;
+  font-size: 12px;
+  color: var(--text-secondary);
+}
+
+.codexPlanLabel {
+  color: var(--text-tertiary);
+}
+
+.codexPlanValue {
+  font-weight: 600;
+  color: var(--text-primary);
+  text-transform: capitalize;
+}
+
+.fileCard {
+  background-color: var(--bg-primary);
+  border: 1px solid var(--border-color);
+  border-radius: $radius-lg;
+  padding: $spacing-md;
+  display: flex;
+  flex-direction: column;
+  gap: $spacing-sm;
+  transition: transform $transition-fast, box-shadow $transition-fast, border-color $transition-fast;
+
+  &:hover {
+    transform: translateY(-2px);
+    box-shadow: $shadow-md;
+    border-color: rgba(37, 99, 235, 0.2);
+  }
+}
+
+.cardHeader {
+  display: flex;
+  align-items: center;
+  gap: $spacing-sm;
+  min-height: 28px;
+}
+
+.typeBadge {
+  padding: 4px 10px;
+  border-radius: 12px;
+  font-size: 12px;
+  font-weight: 600;
+  white-space: nowrap;
+  flex-shrink: 0;
+}
+
+.fileName {
+  font-size: 14px;
+  font-weight: 600;
+  color: var(--text-primary);
+  word-break: break-all;
+  line-height: 1.4;
+}
+
+.pagination {
+  display: flex;
+  justify-content: center;
+  align-items: center;
+  gap: $spacing-md;
+  margin-top: $spacing-lg;
+  padding-top: $spacing-md;
+  border-top: 1px solid var(--border-color);
+}
+
+.pageInfo {
+  font-size: 13px;
+  color: var(--text-secondary);
+  padding: $spacing-xs $spacing-md;
+  background-color: var(--bg-secondary);
+  border-radius: $radius-md;
+}
+
+.warningOverlay {
+  position: fixed;
+  top: 0;
+  left: 0;
+  right: 0;
+  bottom: 0;
+  background-color: rgba(0, 0, 0, 0.5);
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  z-index: 1000;
+}
+
+.warningModal {
+  background-color: var(--bg-primary);
+  border-radius: $radius-lg;
+  padding: $spacing-lg;
+  max-width: 400px;
+  text-align: center;
+  box-shadow: $shadow-lg;
+
+  p {
+    margin: 0 0 $spacing-md 0;
+    color: var(--text-primary);
+    font-size: 14px;
+    line-height: 1.6;
+  }
+}

src/pages/QuotaPage.tsx

@@ -0,0 +1,92 @@
+/**
+ * Quota management page - coordinates the three quota sections.
+ */
+
+import { useCallback, useEffect, useState } from 'react';
+import { useTranslation } from 'react-i18next';
+import { useHeaderRefresh } from '@/hooks/useHeaderRefresh';
+import { useAuthStore } from '@/stores';
+import { authFilesApi, configFileApi } from '@/services/api';
+import {
+  QuotaSection,
+  ANTIGRAVITY_CONFIG,
+  CODEX_CONFIG,
+  GEMINI_CLI_CONFIG
+} from '@/components/quota';
+import type { AuthFileItem } from '@/types';
+import styles from './QuotaPage.module.scss';
+
+export function QuotaPage() {
+  const { t } = useTranslation();
+  const connectionStatus = useAuthStore((state) => state.connectionStatus);
+
+  const [files, setFiles] = useState<AuthFileItem[]>([]);
+  const [loading, setLoading] = useState(true);
+  const [error, setError] = useState('');
+
+  const disableControls = connectionStatus !== 'connected';
+
+  const loadConfig = useCallback(async () => {
+    try {
+      await configFileApi.fetchConfigYaml();
+    } catch (err: unknown) {
+      const errorMessage = err instanceof Error ? err.message : t('notification.refresh_failed');
+      setError((prev) => prev || errorMessage);
+    }
+  }, [t]);
+
+  const loadFiles = useCallback(async () => {
+    setLoading(true);
+    setError('');
+    try {
+      const data = await authFilesApi.list();
+      setFiles(data?.files || []);
+    } catch (err: unknown) {
+      const errorMessage = err instanceof Error ? err.message : t('notification.refresh_failed');
+      setError(errorMessage);
+    } finally {
+      setLoading(false);
+    }
+  }, [t]);
+
+  const handleHeaderRefresh = useCallback(async () => {
+    await Promise.all([loadConfig(), loadFiles()]);
+  }, [loadConfig, loadFiles]);
+
+  useHeaderRefresh(handleHeaderRefresh);
+
+  useEffect(() => {
+    loadFiles();
+    loadConfig();
+  }, [loadFiles, loadConfig]);
+
+  return (
+    <div className={styles.container}>
+      <div className={styles.pageHeader}>
+        <h1 className={styles.pageTitle}>{t('quota_management.title')}</h1>
+        <p className={styles.description}>{t('quota_management.description')}</p>
+      </div>
+
+      {error && <div className={styles.errorBox}>{error}</div>}
+
+      <QuotaSection
+        config={ANTIGRAVITY_CONFIG}
+        files={files}
+        loading={loading}
+        disabled={disableControls}
+      />
+      <QuotaSection
+        config={CODEX_CONFIG}
+        files={files}
+        loading={loading}
+        disabled={disableControls}
+      />
+      <QuotaSection
+        config={GEMINI_CLI_CONFIG}
+        files={files}
+        loading={loading}
+        disabled={disableControls}
+      />
+    </div>
+  );
+}

src/pages/SystemPage.module.scss

@@ -34,6 +34,12 @@
   margin: 0 0 $spacing-md 0;
 }
 
+.clearLoginActions {
+  display: flex;
+  justify-content: flex-end;
+  align-items: center;
+}
+
 .infoGrid {
   display: grid;
   gap: $spacing-sm;

src/pages/SystemPage.tsx

@@ -6,6 +6,7 @@ import { IconGithub, IconBookOpen, IconExternalLink, IconCode } from '@/componen
 import { useAuthStore, useConfigStore, useNotificationStore, useModelsStore } from '@/stores';
 import { apiKeysApi } from '@/services/api/apiKeys';
 import { classifyModels } from '@/utils/models';
+import { STORAGE_KEY_AUTH } from '@/utils/constants';
 import styles from './SystemPage.module.scss';
 
 export function SystemPage() {
@@ -104,6 +105,15 @@ export function SystemPage() {
     }
   };
 
+  const handleClearLoginStorage = () => {
+    if (!window.confirm(t('system_info.clear_login_confirm'))) return;
+    auth.logout();
+    if (typeof localStorage === 'undefined') return;
+    const keysToRemove = [STORAGE_KEY_AUTH, 'isLoggedIn', 'apiBase', 'apiUrl', 'managementKey'];
+    keysToRemove.forEach((key) => localStorage.removeItem(key));
+    showNotification(t('notification.login_storage_cleared'), 'success');
+  };
+
   useEffect(() => {
     fetchConfig().catch(() => {
       // ignore
@@ -248,6 +258,15 @@ export function SystemPage() {
           </div>
         )}
       </Card>
+
+      <Card title={t('system_info.clear_login_title')}>
+        <p className={styles.sectionDescription}>{t('system_info.clear_login_desc')}</p>
+        <div className={styles.clearLoginActions}>
+          <Button variant="danger" onClick={handleClearLoginStorage}>
+            {t('system_info.clear_login_button')}
+          </Button>
+        </div>
+      </Card>
       </div>
     </div>
   );

src/router/MainRoutes.tsx

@@ -0,0 +1,32 @@
+import { Navigate, useRoutes, type Location } from 'react-router-dom';
+import { DashboardPage } from '@/pages/DashboardPage';
+import { SettingsPage } from '@/pages/SettingsPage';
+import { ApiKeysPage } from '@/pages/ApiKeysPage';
+import { AiProvidersPage } from '@/pages/AiProvidersPage';
+import { AuthFilesPage } from '@/pages/AuthFilesPage';
+import { OAuthPage } from '@/pages/OAuthPage';
+import { QuotaPage } from '@/pages/QuotaPage';
+import { UsagePage } from '@/pages/UsagePage';
+import { ConfigPage } from '@/pages/ConfigPage';
+import { LogsPage } from '@/pages/LogsPage';
+import { SystemPage } from '@/pages/SystemPage';
+
+const mainRoutes = [
+  { path: '/', element: <DashboardPage /> },
+  { path: '/dashboard', element: <DashboardPage /> },
+  { path: '/settings', element: <SettingsPage /> },
+  { path: '/api-keys', element: <ApiKeysPage /> },
+  { path: '/ai-providers', element: <AiProvidersPage /> },
+  { path: '/auth-files', element: <AuthFilesPage /> },
+  { path: '/oauth', element: <OAuthPage /> },
+  { path: '/quota', element: <QuotaPage /> },
+  { path: '/usage', element: <UsagePage /> },
+  { path: '/config', element: <ConfigPage /> },
+  { path: '/logs', element: <LogsPage /> },
+  { path: '/system', element: <SystemPage /> },
+  { path: '*', element: <Navigate to="/" replace /> },
+];
+
+export function MainRoutes({ location }: { location?: Location }) {
+  return useRoutes(mainRoutes, location);
+}

src/services/api/oauth.ts

@@ -9,8 +9,7 @@ export type OAuthProvider =
   | 'anthropic'
   | 'antigravity'
   | 'gemini-cli'
-  | 'qwen'
-  | 'iflow';
+  | 'qwen';
 
 export interface OAuthStartResponse {
   url: string;
@@ -30,7 +29,7 @@ export interface IFlowCookieAuthResponse {
   type?: string;
 }
 
-const WEBUI_SUPPORTED: OAuthProvider[] = ['codex', 'anthropic', 'antigravity', 'gemini-cli', 'iflow'];
+const WEBUI_SUPPORTED: OAuthProvider[] = ['codex', 'anthropic', 'antigravity', 'gemini-cli'];
 const CALLBACK_PROVIDER_MAP: Partial<Record<OAuthProvider, string>> = {
   'gemini-cli': 'gemini'
 };

src/stores/index.ts

@@ -8,3 +8,4 @@ export { useLanguageStore } from './useLanguageStore';
 export { useAuthStore } from './useAuthStore';
 export { useConfigStore } from './useConfigStore';
 export { useModelsStore } from './useModelsStore';
+export { useQuotaStore } from './useQuotaStore';

src/stores/useAuthStore.ts

@@ -34,6 +34,7 @@ export const useAuthStore = create<AuthStoreState>()(
       isAuthenticated: false,
       apiBase: '',
       managementKey: '',
+      rememberPassword: false,
       serverVersion: null,
       serverBuildDate: null,
       connectionStatus: 'disconnected',
@@ -52,16 +53,25 @@ export const useAuthStore = create<AuthStoreState>()(
             secureStorage.getItem<string>('apiUrl', { encrypt: true });
           const legacyKey = secureStorage.getItem<string>('managementKey');
 
-          const { apiBase, managementKey } = get();
+          const { apiBase, managementKey, rememberPassword } = get();
           const resolvedBase = normalizeApiBase(apiBase || legacyBase || detectApiBaseFromLocation());
           const resolvedKey = managementKey || legacyKey || '';
+          const resolvedRememberPassword = rememberPassword || Boolean(managementKey) || Boolean(legacyKey);
 
-          set({ apiBase: resolvedBase, managementKey: resolvedKey });
+          set({
+            apiBase: resolvedBase,
+            managementKey: resolvedKey,
+            rememberPassword: resolvedRememberPassword
+          });
           apiClient.setConfig({ apiBase: resolvedBase, managementKey: resolvedKey });
 
           if (wasLoggedIn && resolvedBase && resolvedKey) {
             try {
-              await get().login({ apiBase: resolvedBase, managementKey: resolvedKey });
+              await get().login({
+                apiBase: resolvedBase,
+                managementKey: resolvedKey,
+                rememberPassword: resolvedRememberPassword
+              });
               return true;
             } catch (error) {
               console.warn('Auto login failed:', error);
@@ -79,6 +89,7 @@ export const useAuthStore = create<AuthStoreState>()(
       login: async (credentials) => {
         const apiBase = normalizeApiBase(credentials.apiBase);
         const managementKey = credentials.managementKey.trim();
+        const rememberPassword = credentials.rememberPassword ?? get().rememberPassword ?? false;
 
         try {
           set({ connectionStatus: 'connecting' });
@@ -97,10 +108,15 @@ export const useAuthStore = create<AuthStoreState>()(
             isAuthenticated: true,
             apiBase,
             managementKey,
+            rememberPassword,
             connectionStatus: 'connected',
             connectionError: null
           });
-          localStorage.setItem('isLoggedIn', 'true');
+          if (rememberPassword) {
+            localStorage.setItem('isLoggedIn', 'true');
+          } else {
+            localStorage.removeItem('isLoggedIn');
+          }
         } catch (error: any) {
           set({
             connectionStatus: 'error',
@@ -185,7 +201,8 @@ export const useAuthStore = create<AuthStoreState>()(
       })),
       partialize: (state) => ({
         apiBase: state.apiBase,
-        managementKey: state.managementKey,
+        ...(state.rememberPassword ? { managementKey: state.managementKey } : {}),
+        rememberPassword: state.rememberPassword,
         serverVersion: state.serverVersion,
         serverBuildDate: state.serverBuildDate
       })

src/stores/useQuotaStore.ts

@@ -0,0 +1,49 @@
+/**
+ * Quota cache that survives route switches.
+ */
+
+import { create } from 'zustand';
+import type { AntigravityQuotaState, CodexQuotaState, GeminiCliQuotaState } from '@/types';
+
+type QuotaUpdater<T> = T | ((prev: T) => T);
+
+interface QuotaStoreState {
+  antigravityQuota: Record<string, AntigravityQuotaState>;
+  codexQuota: Record<string, CodexQuotaState>;
+  geminiCliQuota: Record<string, GeminiCliQuotaState>;
+  setAntigravityQuota: (updater: QuotaUpdater<Record<string, AntigravityQuotaState>>) => void;
+  setCodexQuota: (updater: QuotaUpdater<Record<string, CodexQuotaState>>) => void;
+  setGeminiCliQuota: (updater: QuotaUpdater<Record<string, GeminiCliQuotaState>>) => void;
+  clearQuotaCache: () => void;
+}
+
+const resolveUpdater = <T,>(updater: QuotaUpdater<T>, prev: T): T => {
+  if (typeof updater === 'function') {
+    return (updater as (value: T) => T)(prev);
+  }
+  return updater;
+};
+
+export const useQuotaStore = create<QuotaStoreState>((set) => ({
+  antigravityQuota: {},
+  codexQuota: {},
+  geminiCliQuota: {},
+  setAntigravityQuota: (updater) =>
+    set((state) => ({
+      antigravityQuota: resolveUpdater(updater, state.antigravityQuota)
+    })),
+  setCodexQuota: (updater) =>
+    set((state) => ({
+      codexQuota: resolveUpdater(updater, state.codexQuota)
+    })),
+  setGeminiCliQuota: (updater) =>
+    set((state) => ({
+      geminiCliQuota: resolveUpdater(updater, state.geminiCliQuota)
+    })),
+  clearQuotaCache: () =>
+    set({
+      antigravityQuota: {},
+      codexQuota: {},
+      geminiCliQuota: {}
+    })
+}));

src/styles/global.scss

@@ -15,6 +15,15 @@ body {
   transition: background-color $transition-normal, color $transition-normal;
 }
 
+html.modal-open,
+body.modal-open {
+  overflow: hidden;
+}
+
+body.modal-open .content {
+  overflow: hidden;
+}
+
 // 滚动条样式
 ::-webkit-scrollbar {
   width: 8px;

src/styles/layout.scss

@@ -348,6 +348,7 @@
   flex-direction: column;
   min-width: 0;
   overflow-y: auto;
+  scrollbar-gutter: stable;
   height: 100%;
 
   &.content-logs {

src/styles/themes.scss

@@ -32,6 +32,9 @@
   --failure-badge-text: #991b1b;
   --failure-badge-border: #fca5a5;
 
+  --count-badge-bg: rgba(59, 130, 246, 0.14);
+  --count-badge-text: var(--primary-active);
+
   --shadow: 0 1px 3px 0 rgb(0 0 0 / 0.1);
   --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1);
 }
@@ -66,6 +69,9 @@
   --failure-badge-text: #fca5a5;
   --failure-badge-border: #dc2626;
 
+  --count-badge-bg: rgba(59, 130, 246, 0.25);
+  --count-badge-text: var(--primary-active);
+
   --shadow: 0 1px 3px 0 rgb(0 0 0 / 0.3);
   --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.3);
 }

src/types/auth.ts

@@ -7,6 +7,7 @@
 export interface LoginCredentials {
   apiBase: string;
   managementKey: string;
+  rememberPassword?: boolean;
 }
 
 // 认证状态
@@ -14,6 +15,7 @@ export interface AuthState {
   isAuthenticated: boolean;
   apiBase: string;
   managementKey: string;
+  rememberPassword: boolean;
   serverVersion: string | null;
   serverBuildDate: string | null;
 }

src/types/index.ts

@@ -12,3 +12,4 @@ export * from './authFile';
 export * from './oauth';
 export * from './usage';
 export * from './log';
+export * from './quota';

src/types/oauth.ts

@@ -9,8 +9,7 @@ export type OAuthProvider =
   | 'anthropic'
   | 'antigravity'
   | 'gemini-cli'
-  | 'qwen'
-  | 'iflow';
+  | 'qwen';
 
 // OAuth 流程状态
 export interface OAuthFlow {

src/types/quota.ts

@@ -0,0 +1,146 @@
+/**
+ * Quota management types.
+ */
+
+// Theme types
+export type ThemeColors = { bg: string; text: string; border?: string };
+export type TypeColorSet = { light: ThemeColors; dark?: ThemeColors };
+export type ResolvedTheme = 'light' | 'dark';
+
+// API payload types
+export interface GeminiCliQuotaBucket {
+  modelId?: string;
+  model_id?: string;
+  tokenType?: string;
+  token_type?: string;
+  remainingFraction?: number | string;
+  remaining_fraction?: number | string;
+  remainingAmount?: number | string;
+  remaining_amount?: number | string;
+  resetTime?: string;
+  reset_time?: string;
+}
+
+export interface GeminiCliQuotaPayload {
+  buckets?: GeminiCliQuotaBucket[];
+}
+
+export interface AntigravityQuotaInfo {
+  displayName?: string;
+  quotaInfo?: {
+    remainingFraction?: number | string;
+    remaining_fraction?: number | string;
+    remaining?: number | string;
+    resetTime?: string;
+    reset_time?: string;
+  };
+  quota_info?: {
+    remainingFraction?: number | string;
+    remaining_fraction?: number | string;
+    remaining?: number | string;
+    resetTime?: string;
+    reset_time?: string;
+  };
+}
+
+export type AntigravityModelsPayload = Record<string, AntigravityQuotaInfo>;
+
+export interface AntigravityQuotaGroupDefinition {
+  id: string;
+  label: string;
+  identifiers: string[];
+  labelFromModel?: boolean;
+}
+
+export interface GeminiCliQuotaGroupDefinition {
+  id: string;
+  label: string;
+  modelIds: string[];
+}
+
+export interface GeminiCliParsedBucket {
+  modelId: string;
+  tokenType: string | null;
+  remainingFraction: number | null;
+  remainingAmount: number | null;
+  resetTime: string | undefined;
+}
+
+export interface CodexUsageWindow {
+  used_percent?: number | string;
+  usedPercent?: number | string;
+  limit_window_seconds?: number | string;
+  limitWindowSeconds?: number | string;
+  reset_after_seconds?: number | string;
+  resetAfterSeconds?: number | string;
+  reset_at?: number | string;
+  resetAt?: number | string;
+}
+
+export interface CodexRateLimitInfo {
+  allowed?: boolean;
+  limit_reached?: boolean;
+  limitReached?: boolean;
+  primary_window?: CodexUsageWindow | null;
+  primaryWindow?: CodexUsageWindow | null;
+  secondary_window?: CodexUsageWindow | null;
+  secondaryWindow?: CodexUsageWindow | null;
+}
+
+export interface CodexUsagePayload {
+  plan_type?: string;
+  planType?: string;
+  rate_limit?: CodexRateLimitInfo | null;
+  rateLimit?: CodexRateLimitInfo | null;
+  code_review_rate_limit?: CodexRateLimitInfo | null;
+  codeReviewRateLimit?: CodexRateLimitInfo | null;
+}
+
+// Quota state types
+export interface AntigravityQuotaGroup {
+  id: string;
+  label: string;
+  models: string[];
+  remainingFraction: number;
+  resetTime?: string;
+}
+
+export interface AntigravityQuotaState {
+  status: 'idle' | 'loading' | 'success' | 'error';
+  groups: AntigravityQuotaGroup[];
+  error?: string;
+  errorStatus?: number;
+}
+
+export interface GeminiCliQuotaBucketState {
+  id: string;
+  label: string;
+  remainingFraction: number | null;
+  remainingAmount: number | null;
+  resetTime: string | undefined;
+  tokenType: string | null;
+  modelIds?: string[];
+}
+
+export interface GeminiCliQuotaState {
+  status: 'idle' | 'loading' | 'success' | 'error';
+  buckets: GeminiCliQuotaBucketState[];
+  error?: string;
+  errorStatus?: number;
+}
+
+export interface CodexQuotaWindow {
+  id: string;
+  label: string;
+  labelKey?: string;
+  usedPercent: number | null;
+  resetLabel: string;
+}
+
+export interface CodexQuotaState {
+  status: 'idle' | 'loading' | 'success' | 'error';
+  windows: CodexQuotaWindow[];
+  planType?: string | null;
+  error?: string;
+  errorStatus?: number;
+}

src/utils/constants.ts

@@ -42,16 +42,14 @@ export const OAUTH_CARD_IDS = [
   'anthropic-oauth-card',
   'antigravity-oauth-card',
   'gemini-cli-oauth-card',
-  'qwen-oauth-card',
-  'iflow-oauth-card'
+  'qwen-oauth-card'
 ];
 export const OAUTH_PROVIDERS = {
   CODEX: 'codex',
   ANTHROPIC: 'anthropic',
   ANTIGRAVITY: 'antigravity',
   GEMINI_CLI: 'gemini-cli',
-  QWEN: 'qwen',
-  IFLOW: 'iflow'
+  QWEN: 'qwen'
 } as const;
 
 // API 端点

src/utils/format.ts

@@ -4,16 +4,17 @@
  */
 
 /**
- * 隐藏 API Key 中间部分
+ * 隐藏 API Key 中间部分，仅保留前后两位
  */
-export function maskApiKey(key: string, visibleChars: number = 4): string {
-  if (!key || key.length <= visibleChars * 2) {
-    return key;
+export function maskApiKey(key: string): string {
+  if (!key) {
+    return '';
   }
 
+  const visibleChars = 2;
   const start = key.slice(0, visibleChars);
   const end = key.slice(-visibleChars);
-  const maskedLength = Math.min(key.length - visibleChars * 2, 20);
+  const maskedLength = Math.max(key.length - visibleChars * 2, 1);
   const masked = '*'.repeat(maskedLength);
 
   return `${start}${masked}${end}`;

src/utils/quota/builders.ts

@@ -0,0 +1,212 @@
+/**
+ * Builder functions for constructing quota data structures.
+ */
+
+import type {
+  AntigravityQuotaGroup,
+  AntigravityQuotaGroupDefinition,
+  AntigravityQuotaInfo,
+  AntigravityModelsPayload,
+  GeminiCliParsedBucket,
+  GeminiCliQuotaBucketState
+} from '@/types';
+import { ANTIGRAVITY_QUOTA_GROUPS, GEMINI_CLI_GROUP_LOOKUP } from './constants';
+import { normalizeQuotaFraction } from './parsers';
+import { isIgnoredGeminiCliModel } from './validators';
+
+export function pickEarlierResetTime(current?: string, next?: string): string | undefined {
+  if (!current) return next;
+  if (!next) return current;
+  const currentTime = new Date(current).getTime();
+  const nextTime = new Date(next).getTime();
+  if (Number.isNaN(currentTime)) return next;
+  if (Number.isNaN(nextTime)) return current;
+  return currentTime <= nextTime ? current : next;
+}
+
+export function minNullableNumber(current: number | null, next: number | null): number | null {
+  if (current === null) return next;
+  if (next === null) return current;
+  return Math.min(current, next);
+}
+
+export function buildGeminiCliQuotaBuckets(
+  buckets: GeminiCliParsedBucket[]
+): GeminiCliQuotaBucketState[] {
+  if (buckets.length === 0) return [];
+
+  const grouped = new Map<string, GeminiCliQuotaBucketState & { modelIds: string[] }>();
+
+  buckets.forEach((bucket) => {
+    if (isIgnoredGeminiCliModel(bucket.modelId)) return;
+    const group = GEMINI_CLI_GROUP_LOOKUP.get(bucket.modelId);
+    const groupId = group?.id ?? bucket.modelId;
+    const label = group?.label ?? bucket.modelId;
+    const tokenKey = bucket.tokenType ?? '';
+    const mapKey = `${groupId}::${tokenKey}`;
+    const existing = grouped.get(mapKey);
+
+    if (!existing) {
+      grouped.set(mapKey, {
+        id: `${groupId}${tokenKey ? `-${tokenKey}` : ''}`,
+        label,
+        remainingFraction: bucket.remainingFraction,
+        remainingAmount: bucket.remainingAmount,
+        resetTime: bucket.resetTime,
+        tokenType: bucket.tokenType,
+        modelIds: [bucket.modelId]
+      });
+      return;
+    }
+
+    existing.remainingFraction = minNullableNumber(
+      existing.remainingFraction,
+      bucket.remainingFraction
+    );
+    existing.remainingAmount = minNullableNumber(existing.remainingAmount, bucket.remainingAmount);
+    existing.resetTime = pickEarlierResetTime(existing.resetTime, bucket.resetTime);
+    existing.modelIds.push(bucket.modelId);
+  });
+
+  return Array.from(grouped.values()).map((bucket) => {
+    const uniqueModelIds = Array.from(new Set(bucket.modelIds));
+    return {
+      id: bucket.id,
+      label: bucket.label,
+      remainingFraction: bucket.remainingFraction,
+      remainingAmount: bucket.remainingAmount,
+      resetTime: bucket.resetTime,
+      tokenType: bucket.tokenType,
+      modelIds: uniqueModelIds
+    };
+  });
+}
+
+export function getAntigravityQuotaInfo(entry?: AntigravityQuotaInfo): {
+  remainingFraction: number | null;
+  resetTime?: string;
+  displayName?: string;
+} {
+  if (!entry) {
+    return { remainingFraction: null };
+  }
+  const quotaInfo = entry.quotaInfo ?? entry.quota_info ?? {};
+  const remainingValue =
+    quotaInfo.remainingFraction ?? quotaInfo.remaining_fraction ?? quotaInfo.remaining;
+  const remainingFraction = normalizeQuotaFraction(remainingValue);
+  const resetValue = quotaInfo.resetTime ?? quotaInfo.reset_time;
+  const resetTime = typeof resetValue === 'string' ? resetValue : undefined;
+  const displayName = typeof entry.displayName === 'string' ? entry.displayName : undefined;
+
+  return {
+    remainingFraction,
+    resetTime,
+    displayName
+  };
+}
+
+export function findAntigravityModel(
+  models: AntigravityModelsPayload,
+  identifier: string
+): { id: string; entry: AntigravityQuotaInfo } | null {
+  const direct = models[identifier];
+  if (direct) {
+    return { id: identifier, entry: direct };
+  }
+
+  const match = Object.entries(models).find(([, entry]) => {
+    const name = typeof entry?.displayName === 'string' ? entry.displayName : '';
+    return name.toLowerCase() === identifier.toLowerCase();
+  });
+  if (match) {
+    return { id: match[0], entry: match[1] };
+  }
+
+  return null;
+}
+
+export function buildAntigravityQuotaGroups(
+  models: AntigravityModelsPayload
+): AntigravityQuotaGroup[] {
+  const groups: AntigravityQuotaGroup[] = [];
+  let geminiProResetTime: string | undefined;
+  const [claudeDef, geminiProDef, flashDef, flashLiteDef, cuDef, geminiFlashDef, imageDef] =
+    ANTIGRAVITY_QUOTA_GROUPS;
+
+  const buildGroup = (
+    def: AntigravityQuotaGroupDefinition,
+    overrideResetTime?: string
+  ): AntigravityQuotaGroup | null => {
+    const matches = def.identifiers
+      .map((identifier) => findAntigravityModel(models, identifier))
+      .filter((entry): entry is { id: string; entry: AntigravityQuotaInfo } => Boolean(entry));
+
+    const quotaEntries = matches
+      .map(({ id, entry }) => {
+        const info = getAntigravityQuotaInfo(entry);
+        const remainingFraction = info.remainingFraction ?? (info.resetTime ? 0 : null);
+        if (remainingFraction === null) return null;
+        return {
+          id,
+          remainingFraction,
+          resetTime: info.resetTime,
+          displayName: info.displayName
+        };
+      })
+      .filter((entry): entry is NonNullable<typeof entry> => entry !== null);
+
+    if (quotaEntries.length === 0) return null;
+
+    const remainingFraction = Math.min(...quotaEntries.map((entry) => entry.remainingFraction));
+    const resetTime =
+      overrideResetTime ?? quotaEntries.map((entry) => entry.resetTime).find(Boolean);
+    const displayName = quotaEntries.map((entry) => entry.displayName).find(Boolean);
+    const label = def.labelFromModel && displayName ? displayName : def.label;
+
+    return {
+      id: def.id,
+      label,
+      models: quotaEntries.map((entry) => entry.id),
+      remainingFraction,
+      resetTime
+    };
+  };
+
+  const claudeGroup = buildGroup(claudeDef);
+  if (claudeGroup) {
+    groups.push(claudeGroup);
+  }
+
+  const geminiProGroup = buildGroup(geminiProDef);
+  if (geminiProGroup) {
+    geminiProResetTime = geminiProGroup.resetTime;
+    groups.push(geminiProGroup);
+  }
+
+  const flashGroup = buildGroup(flashDef);
+  if (flashGroup) {
+    groups.push(flashGroup);
+  }
+
+  const flashLiteGroup = buildGroup(flashLiteDef);
+  if (flashLiteGroup) {
+    groups.push(flashLiteGroup);
+  }
+
+  const cuGroup = buildGroup(cuDef);
+  if (cuGroup) {
+    groups.push(cuGroup);
+  }
+
+  const geminiFlashGroup = buildGroup(geminiFlashDef);
+  if (geminiFlashGroup) {
+    groups.push(geminiFlashGroup);
+  }
+
+  const imageGroup = buildGroup(imageDef, geminiProResetTime);
+  if (imageGroup) {
+    groups.push(imageGroup);
+  }
+
+  return groups;
+}

src/utils/quota/constants.ts

@@ -0,0 +1,159 @@
+/**
+ * Quota constants for API URLs, headers, and theme colors.
+ */
+
+import type {
+  AntigravityQuotaGroupDefinition,
+  GeminiCliQuotaGroupDefinition,
+  TypeColorSet
+} from '@/types';
+
+// Theme colors for type badges
+export const TYPE_COLORS: Record<string, TypeColorSet> = {
+  qwen: {
+    light: { bg: '#e8f5e9', text: '#2e7d32' },
+    dark: { bg: '#1b5e20', text: '#81c784' }
+  },
+  gemini: {
+    light: { bg: '#e3f2fd', text: '#1565c0' },
+    dark: { bg: '#0d47a1', text: '#64b5f6' }
+  },
+  'gemini-cli': {
+    light: { bg: '#e7efff', text: '#1e4fa3' },
+    dark: { bg: '#1c3f73', text: '#a8c7ff' }
+  },
+  aistudio: {
+    light: { bg: '#f0f2f5', text: '#2f343c' },
+    dark: { bg: '#373c42', text: '#cfd3db' }
+  },
+  claude: {
+    light: { bg: '#fce4ec', text: '#c2185b' },
+    dark: { bg: '#880e4f', text: '#f48fb1' }
+  },
+  codex: {
+    light: { bg: '#fff3e0', text: '#ef6c00' },
+    dark: { bg: '#e65100', text: '#ffb74d' }
+  },
+  antigravity: {
+    light: { bg: '#e0f7fa', text: '#006064' },
+    dark: { bg: '#004d40', text: '#80deea' }
+  },
+  iflow: {
+    light: { bg: '#f3e5f5', text: '#7b1fa2' },
+    dark: { bg: '#4a148c', text: '#ce93d8' }
+  },
+  empty: {
+    light: { bg: '#f5f5f5', text: '#616161' },
+    dark: { bg: '#424242', text: '#bdbdbd' }
+  },
+  unknown: {
+    light: { bg: '#f0f0f0', text: '#666666', border: '1px dashed #999999' },
+    dark: { bg: '#3a3a3a', text: '#aaaaaa', border: '1px dashed #666666' }
+  }
+};
+
+// Antigravity API configuration
+export const ANTIGRAVITY_QUOTA_URLS = [
+  'https://daily-cloudcode-pa.googleapis.com/v1internal:fetchAvailableModels',
+  'https://daily-cloudcode-pa.sandbox.googleapis.com/v1internal:fetchAvailableModels',
+  'https://cloudcode-pa.googleapis.com/v1internal:fetchAvailableModels'
+];
+
+export const ANTIGRAVITY_REQUEST_HEADERS = {
+  Authorization: 'Bearer $TOKEN$',
+  'Content-Type': 'application/json',
+  'User-Agent': 'antigravity/1.11.5 windows/amd64'
+};
+
+export const ANTIGRAVITY_QUOTA_GROUPS: AntigravityQuotaGroupDefinition[] = [
+  {
+    id: 'claude-gpt',
+    label: 'Claude/GPT',
+    identifiers: [
+      'claude-sonnet-4-5-thinking',
+      'claude-opus-4-5-thinking',
+      'claude-sonnet-4-5',
+      'gpt-oss-120b-medium'
+    ]
+  },
+  {
+    id: 'gemini-3-pro',
+    label: 'Gemini 3 Pro',
+    identifiers: ['gemini-3-pro-high', 'gemini-3-pro-low']
+  },
+  {
+    id: 'gemini-2-5-flash',
+    label: 'Gemini 2.5 Flash',
+    identifiers: ['gemini-2.5-flash', 'gemini-2.5-flash-thinking']
+  },
+  {
+    id: 'gemini-2-5-flash-lite',
+    label: 'Gemini 2.5 Flash Lite',
+    identifiers: ['gemini-2.5-flash-lite']
+  },
+  {
+    id: 'gemini-2-5-cu',
+    label: 'Gemini 2.5 CU',
+    identifiers: ['rev19-uic3-1p']
+  },
+  {
+    id: 'gemini-3-flash',
+    label: 'Gemini 3 Flash',
+    identifiers: ['gemini-3-flash']
+  },
+  {
+    id: 'gemini-image',
+    label: 'gemini-3-pro-image',
+    identifiers: ['gemini-3-pro-image'],
+    labelFromModel: true
+  }
+];
+
+// Gemini CLI API configuration
+export const GEMINI_CLI_QUOTA_URL =
+  'https://cloudcode-pa.googleapis.com/v1internal:retrieveUserQuota';
+
+export const GEMINI_CLI_REQUEST_HEADERS = {
+  Authorization: 'Bearer $TOKEN$',
+  'Content-Type': 'application/json'
+};
+
+export const GEMINI_CLI_QUOTA_GROUPS: GeminiCliQuotaGroupDefinition[] = [
+  {
+    id: 'gemini-2-5-flash-series',
+    label: 'Gemini 2.5 Flash Series',
+    modelIds: ['gemini-2.5-flash', 'gemini-2.5-flash-lite']
+  },
+  {
+    id: 'gemini-2-5-pro',
+    label: 'Gemini 2.5 Pro',
+    modelIds: ['gemini-2.5-pro']
+  },
+  {
+    id: 'gemini-3-pro-preview',
+    label: 'Gemini 3 Pro Preview',
+    modelIds: ['gemini-3-pro-preview']
+  },
+  {
+    id: 'gemini-3-flash-preview',
+    label: 'Gemini 3 Flash Preview',
+    modelIds: ['gemini-3-flash-preview']
+  }
+];
+
+export const GEMINI_CLI_GROUP_LOOKUP = new Map(
+  GEMINI_CLI_QUOTA_GROUPS.flatMap((group) =>
+    group.modelIds.map((modelId) => [modelId, group] as const)
+  )
+);
+
+export const GEMINI_CLI_IGNORED_MODEL_PREFIXES = ['gemini-2.0-flash'];
+
+// Codex API configuration
+export const CODEX_USAGE_URL = 'https://chatgpt.com/backend-api/wham/usage';
+
+export const CODEX_REQUEST_HEADERS = {
+  Authorization: 'Bearer $TOKEN$',
+  'Content-Type': 'application/json',
+  'User-Agent': 'codex_cli_rs/0.76.0 (Debian 13.0.0; x86_64) WindowsTerminal'
+};

src/utils/quota/formatters.ts

@@ -0,0 +1,68 @@
+/**
+ * Formatting functions for quota display.
+ */
+
+import type { CodexUsageWindow } from '@/types';
+import { normalizeNumberValue } from './parsers';
+
+export function formatQuotaResetTime(value?: string): string {
+  if (!value) return '-';
+  const date = new Date(value);
+  if (Number.isNaN(date.getTime())) return '-';
+  return date.toLocaleString(undefined, {
+    month: '2-digit',
+    day: '2-digit',
+    hour: '2-digit',
+    minute: '2-digit',
+    hour12: false
+  });
+}
+
+export function formatUnixSeconds(value: number | null): string {
+  if (!value) return '-';
+  const date = new Date(value * 1000);
+  if (Number.isNaN(date.getTime())) return '-';
+  return date.toLocaleString(undefined, {
+    month: '2-digit',
+    day: '2-digit',
+    hour: '2-digit',
+    minute: '2-digit',
+    hour12: false
+  });
+}
+
+export function formatCodexResetLabel(window?: CodexUsageWindow | null): string {
+  if (!window) return '-';
+  const resetAt = normalizeNumberValue(window.reset_at ?? window.resetAt);
+  if (resetAt !== null && resetAt > 0) {
+    return formatUnixSeconds(resetAt);
+  }
+  const resetAfter = normalizeNumberValue(window.reset_after_seconds ?? window.resetAfterSeconds);
+  if (resetAfter !== null && resetAfter > 0) {
+    const targetSeconds = Math.floor(Date.now() / 1000 + resetAfter);
+    return formatUnixSeconds(targetSeconds);
+  }
+  return '-';
+}
+
+export function createStatusError(message: string, status?: number): Error & { status?: number } {
+  const error = new Error(message) as Error & { status?: number };
+  if (status !== undefined) {
+    error.status = status;
+  }
+  return error;
+}
+
+export function getStatusFromError(err: unknown): number | undefined {
+  if (typeof err === 'object' && err !== null && 'status' in err) {
+    const rawStatus = (err as { status?: unknown }).status;
+    if (typeof rawStatus === 'number' && Number.isFinite(rawStatus)) {
+      return rawStatus;
+    }
+    const asNumber = Number(rawStatus);
+    if (Number.isFinite(asNumber) && asNumber > 0) {
+      return asNumber;
+    }
+  }
+  return undefined;
+}

src/utils/quota/index.ts

@@ -0,0 +1,10 @@
+/**
+ * Quota utility functions barrel export.
+ */
+
+export * from './constants';
+export * from './parsers';
+export * from './resolvers';
+export * from './formatters';
+export * from './validators';
+export * from './builders';

src/utils/quota/parsers.ts

@@ -0,0 +1,153 @@
+/**
+ * Normalization and parsing functions for quota data.
+ */
+
+import type { CodexUsagePayload, GeminiCliQuotaPayload } from '@/types';
+
+export function normalizeAuthIndexValue(value: unknown): string | null {
+  if (typeof value === 'number' && Number.isFinite(value)) {
+    return value.toString();
+  }
+  if (typeof value === 'string') {
+    const trimmed = value.trim();
+    return trimmed ? trimmed : null;
+  }
+  return null;
+}
+
+export function normalizeStringValue(value: unknown): string | null {
+  if (typeof value === 'string') {
+    const trimmed = value.trim();
+    return trimmed ? trimmed : null;
+  }
+  if (typeof value === 'number' && Number.isFinite(value)) {
+    return value.toString();
+  }
+  return null;
+}
+
+export function normalizeNumberValue(value: unknown): number | null {
+  if (typeof value === 'number' && Number.isFinite(value)) return value;
+  if (typeof value === 'string') {
+    const trimmed = value.trim();
+    if (!trimmed) return null;
+    const parsed = Number(trimmed);
+    return Number.isFinite(parsed) ? parsed : null;
+  }
+  return null;
+}
+
+export function normalizeQuotaFraction(value: unknown): number | null {
+  const normalized = normalizeNumberValue(value);
+  if (normalized !== null) return normalized;
+  if (typeof value === 'string') {
+    const trimmed = value.trim();
+    if (!trimmed) return null;
+    if (trimmed.endsWith('%')) {
+      const parsed = Number(trimmed.slice(0, -1));
+      return Number.isFinite(parsed) ? parsed / 100 : null;
+    }
+  }
+  return null;
+}
+
+export function normalizePlanType(value: unknown): string | null {
+  const normalized = normalizeStringValue(value);
+  return normalized ? normalized.toLowerCase() : null;
+}
+
+export function decodeBase64UrlPayload(value: string): string | null {
+  const trimmed = value.trim();
+  if (!trimmed) return null;
+  try {
+    const normalized = trimmed.replace(/-/g, '+').replace(/_/g, '/');
+    const padded = normalized.padEnd(Math.ceil(normalized.length / 4) * 4, '=');
+    if (typeof window !== 'undefined' && typeof window.atob === 'function') {
+      return window.atob(padded);
+    }
+    if (typeof atob === 'function') {
+      return atob(padded);
+    }
+  } catch {
+    return null;
+  }
+  return null;
+}
+
+export function parseIdTokenPayload(value: unknown): Record<string, unknown> | null {
+  if (!value) return null;
+  if (typeof value === 'object') {
+    return Array.isArray(value) ? null : (value as Record<string, unknown>);
+  }
+  if (typeof value !== 'string') return null;
+  const trimmed = value.trim();
+  if (!trimmed) return null;
+  try {
+    const parsed = JSON.parse(trimmed) as Record<string, unknown>;
+    if (parsed && typeof parsed === 'object') return parsed;
+  } catch {
+    // Continue to JWT parsing
+  }
+  const segments = trimmed.split('.');
+  if (segments.length < 2) return null;
+  const decoded = decodeBase64UrlPayload(segments[1]);
+  if (!decoded) return null;
+  try {
+    const parsed = JSON.parse(decoded) as Record<string, unknown>;
+    if (parsed && typeof parsed === 'object') return parsed;
+  } catch {
+    return null;
+  }
+  return null;
+}
+
+export function parseAntigravityPayload(payload: unknown): Record<string, unknown> | null {
+  if (payload === undefined || payload === null) return null;
+  if (typeof payload === 'string') {
+    const trimmed = payload.trim();
+    if (!trimmed) return null;
+    try {
+      return JSON.parse(trimmed) as Record<string, unknown>;
+    } catch {
+      return null;
+    }
+  }
+  if (typeof payload === 'object') {
+    return payload as Record<string, unknown>;
+  }
+  return null;
+}
+
+export function parseCodexUsagePayload(payload: unknown): CodexUsagePayload | null {
+  if (payload === undefined || payload === null) return null;
+  if (typeof payload === 'string') {
+    const trimmed = payload.trim();
+    if (!trimmed) return null;
+    try {
+      return JSON.parse(trimmed) as CodexUsagePayload;
+    } catch {
+      return null;
+    }
+  }
+  if (typeof payload === 'object') {
+    return payload as CodexUsagePayload;
+  }
+  return null;
+}
+
+export function parseGeminiCliQuotaPayload(payload: unknown): GeminiCliQuotaPayload | null {
+  if (payload === undefined || payload === null) return null;
+  if (typeof payload === 'string') {
+    const trimmed = payload.trim();
+    if (!trimmed) return null;
+    try {
+      return JSON.parse(trimmed) as GeminiCliQuotaPayload;
+    } catch {
+      return null;
+    }
+  }
+  if (typeof payload === 'object') {
+    return payload as GeminiCliQuotaPayload;
+  }
+  return null;
+}

src/utils/quota/resolvers.ts

@@ -0,0 +1,112 @@
+/**
+ * Resolver functions for extracting data from auth files.
+ */
+
+import type { AuthFileItem } from '@/types';
+import {
+  normalizeStringValue,
+  normalizePlanType,
+  parseIdTokenPayload
+} from './parsers';
+
+export function extractCodexChatgptAccountId(value: unknown): string | null {
+  const payload = parseIdTokenPayload(value);
+  if (!payload) return null;
+  return normalizeStringValue(payload.chatgpt_account_id ?? payload.chatgptAccountId);
+}
+
+export function resolveCodexChatgptAccountId(file: AuthFileItem): string | null {
+  const metadata =
+    file && typeof file.metadata === 'object' && file.metadata !== null
+      ? (file.metadata as Record<string, unknown>)
+      : null;
+  const attributes =
+    file && typeof file.attributes === 'object' && file.attributes !== null
+      ? (file.attributes as Record<string, unknown>)
+      : null;
+
+  const candidates = [file.id_token, metadata?.id_token, attributes?.id_token];
+
+  for (const candidate of candidates) {
+    const id = extractCodexChatgptAccountId(candidate);
+    if (id) return id;
+  }
+
+  return null;
+}
+
+export function resolveCodexPlanType(file: AuthFileItem): string | null {
+  const metadata =
+    file && typeof file.metadata === 'object' && file.metadata !== null
+      ? (file.metadata as Record<string, unknown>)
+      : null;
+  const attributes =
+    file && typeof file.attributes === 'object' && file.attributes !== null
+      ? (file.attributes as Record<string, unknown>)
+      : null;
+  const idToken =
+    file && typeof file.id_token === 'object' && file.id_token !== null
+      ? (file.id_token as Record<string, unknown>)
+      : null;
+  const metadataIdToken =
+    metadata && typeof metadata.id_token === 'object' && metadata.id_token !== null
+      ? (metadata.id_token as Record<string, unknown>)
+      : null;
+  const candidates = [
+    file.plan_type,
+    file.planType,
+    file['plan_type'],
+    file['planType'],
+    file.id_token,
+    idToken?.plan_type,
+    idToken?.planType,
+    metadata?.plan_type,
+    metadata?.planType,
+    metadata?.id_token,
+    metadataIdToken?.plan_type,
+    metadataIdToken?.planType,
+    attributes?.plan_type,
+    attributes?.planType,
+    attributes?.id_token
+  ];
+
+  for (const candidate of candidates) {
+    const planType = normalizePlanType(candidate);
+    if (planType) return planType;
+  }
+
+  return null;
+}
+
+export function extractGeminiCliProjectId(value: unknown): string | null {
+  if (typeof value !== 'string') return null;
+  const matches = Array.from(value.matchAll(/\(([^()]+)\)/g));
+  if (matches.length === 0) return null;
+  const candidate = matches[matches.length - 1]?.[1]?.trim();
+  return candidate ? candidate : null;
+}
+
+export function resolveGeminiCliProjectId(file: AuthFileItem): string | null {
+  const metadata =
+    file && typeof file.metadata === 'object' && file.metadata !== null
+      ? (file.metadata as Record<string, unknown>)
+      : null;
+  const attributes =
+    file && typeof file.attributes === 'object' && file.attributes !== null
+      ? (file.attributes as Record<string, unknown>)
+      : null;
+
+  const candidates = [
+    file.account,
+    file['account'],
+    metadata?.account,
+    attributes?.account
+  ];
+
+  for (const candidate of candidates) {
+    const projectId = extractGeminiCliProjectId(candidate);
+    if (projectId) return projectId;
+  }
+
+  return null;
+}

src/utils/quota/validators.ts

@@ -0,0 +1,36 @@
+/**
+ * Validation and type checking functions for quota management.
+ */
+
+import type { AuthFileItem } from '@/types';
+import { GEMINI_CLI_IGNORED_MODEL_PREFIXES } from './constants';
+
+export function resolveAuthProvider(file: AuthFileItem): string {
+  const raw = file.provider ?? file.type ?? '';
+  return String(raw).trim().toLowerCase();
+}
+
+export function isAntigravityFile(file: AuthFileItem): boolean {
+  return resolveAuthProvider(file) === 'antigravity';
+}
+
+export function isCodexFile(file: AuthFileItem): boolean {
+  return resolveAuthProvider(file) === 'codex';
+}
+
+export function isGeminiCliFile(file: AuthFileItem): boolean {
+  return resolveAuthProvider(file) === 'gemini-cli';
+}
+
+export function isRuntimeOnlyAuthFile(file: AuthFileItem): boolean {
+  const raw = file['runtime_only'] ?? file.runtimeOnly;
+  if (typeof raw === 'boolean') return raw;
+  if (typeof raw === 'string') return raw.trim().toLowerCase() === 'true';
+  return false;
+}
+
+export function isIgnoredGeminiCliModel(modelId: string): boolean {
+  return GEMINI_CLI_IGNORED_MODEL_PREFIXES.some(
+    (prefix) => modelId === prefix || modelId.startsWith(`${prefix}-`)
+  );
+}

src/utils/usage.ts

@@ -638,6 +638,8 @@ export interface ChartDataset {
   data: number[];
   borderColor: string;
   backgroundColor: string | CanvasGradient | ((context: ScriptableContext<'line'>) => string | CanvasGradient);
+  pointBackgroundColor?: string;
+  pointBorderColor?: string;
   fill: boolean;
   tension: number;
 }
@@ -743,6 +745,8 @@ export function buildChartData(
       backgroundColor: shouldFill
         ? (ctx) => buildAreaGradient(ctx, style.borderColor, style.backgroundColor)
         : style.backgroundColor,
+      pointBackgroundColor: style.borderColor,
+      pointBorderColor: style.borderColor,
       fill: shouldFill,
       tension: 0.35
     };

src/utils/usage/chartConfig.ts

@@ -0,0 +1,142 @@
+/**
+ * Chart.js configuration utilities for usage statistics
+ * Extracted from UsagePage.tsx for reusability
+ */
+
+import type { ChartOptions } from 'chart.js';
+
+/**
+ * Static sparkline chart options (no dependencies on theme/mobile)
+ */
+export const sparklineOptions: ChartOptions<'line'> = {
+  responsive: true,
+  maintainAspectRatio: false,
+  plugins: { legend: { display: false }, tooltip: { enabled: false } },
+  scales: { x: { display: false }, y: { display: false } },
+  elements: { line: { tension: 0.45 }, point: { radius: 0 } }
+};
+
+export interface ChartConfigOptions {
+  period: 'hour' | 'day';
+  labels: string[];
+  isDark: boolean;
+  isMobile: boolean;
+}
+
+/**
+ * Build chart options with theme and responsive awareness
+ */
+export function buildChartOptions({
+  period,
+  labels,
+  isDark,
+  isMobile
+}: ChartConfigOptions): ChartOptions<'line'> {
+  const pointRadius = isMobile && period === 'hour' ? 0 : isMobile ? 2 : 4;
+  const tickFontSize = isMobile ? 10 : 12;
+  const maxTickLabelCount = isMobile ? (period === 'hour' ? 8 : 6) : period === 'hour' ? 12 : 10;
+  const gridColor = isDark ? 'rgba(255, 255, 255, 0.06)' : 'rgba(17, 24, 39, 0.06)';
+  const axisBorderColor = isDark ? 'rgba(255, 255, 255, 0.10)' : 'rgba(17, 24, 39, 0.10)';
+  const tickColor = isDark ? 'rgba(255, 255, 255, 0.72)' : 'rgba(17, 24, 39, 0.72)';
+  const tooltipBg = isDark ? 'rgba(17, 24, 39, 0.92)' : 'rgba(255, 255, 255, 0.98)';
+  const tooltipTitle = isDark ? '#ffffff' : '#111827';
+  const tooltipBody = isDark ? 'rgba(255, 255, 255, 0.86)' : '#374151';
+  const tooltipBorder = isDark ? 'rgba(255, 255, 255, 0.10)' : 'rgba(17, 24, 39, 0.10)';
+
+  return {
+    responsive: true,
+    maintainAspectRatio: false,
+    interaction: {
+      mode: 'index',
+      intersect: false
+    },
+    plugins: {
+      legend: { display: false },
+      tooltip: {
+        backgroundColor: tooltipBg,
+        titleColor: tooltipTitle,
+        bodyColor: tooltipBody,
+        borderColor: tooltipBorder,
+        borderWidth: 1,
+        padding: 10,
+        displayColors: true,
+        usePointStyle: true
+      }
+    },
+    scales: {
+      x: {
+        grid: {
+          color: gridColor,
+          drawTicks: false
+        },
+        border: {
+          color: axisBorderColor
+        },
+        ticks: {
+          color: tickColor,
+          font: { size: tickFontSize },
+          maxRotation: isMobile ? 0 : 45,
+          minRotation: 0,
+          autoSkip: true,
+          maxTicksLimit: maxTickLabelCount,
+          callback: (value) => {
+            const index = typeof value === 'number' ? value : Number(value);
+            const raw =
+              Number.isFinite(index) && labels[index] ? labels[index] : typeof value === 'string' ? value : '';
+
+            if (period === 'hour') {
+              const [md, time] = raw.split(' ');
+              if (!time) return raw;
+              if (time.startsWith('00:')) {
+                return md ? [md, time] : time;
+              }
+              return time;
+            }
+
+            if (isMobile) {
+              const parts = raw.split('-');
+              if (parts.length === 3) {
+                return `${parts[1]}-${parts[2]}`;
+              }
+            }
+            return raw;
+          }
+        }
+      },
+      y: {
+        beginAtZero: true,
+        grid: {
+          color: gridColor
+        },
+        border: {
+          color: axisBorderColor
+        },
+        ticks: {
+          color: tickColor,
+          font: { size: tickFontSize }
+        }
+      }
+    },
+    elements: {
+      line: {
+        tension: 0.35,
+        borderWidth: isMobile ? 1.5 : 2
+      },
+      point: {
+        borderWidth: 2,
+        radius: pointRadius,
+        hoverRadius: 4
+      }
+    }
+  };
+}
+
+/**
+ * Calculate minimum chart width for hourly data on mobile devices
+ */
+export function getHourChartMinWidth(labelCount: number, isMobile: boolean): string | undefined {
+  if (!isMobile || labelCount <= 0) return undefined;
+  const perPoint = 56;
+  const minWidth = Math.min(labelCount * perPoint, 3000);
+  return `${minWidth}px`;
+}

src/utils/usage/index.ts

@@ -0,0 +1,6 @@
+// Chart configuration utilities
+export { sparklineOptions, buildChartOptions, getHourChartMinWidth } from './chartConfig';
+export type { ChartConfigOptions } from './chartConfig';
+
+// Re-export everything from the main usage.ts for backwards compatibility
+export * from '../usage';

src/utils/validation.ts

@@ -35,6 +35,14 @@ export function isValidApiKey(key: string): boolean {
   return !/\s/.test(key);
 }
 
+/**
+ * 验证 API Key 字符集（仅允许 ASCII 可见字符）
+ */
+export function isValidApiKeyCharset(key: string): boolean {
+  if (!key) return false;
+  return /^[\x21-\x7E]+$/.test(key);
+}
+
 /**
  * 验证 JSON 格式
  */