diff --git a/src/i18n/locales/en.json b/src/i18n/locales/en.json
index 1d6fb17..dc94ba7 100644
--- a/src/i18n/locales/en.json
+++ b/src/i18n/locales/en.json
@@ -63,6 +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",
@@ -745,7 +746,11 @@
     "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",
@@ -758,6 +763,7 @@
     "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",
diff --git a/src/i18n/locales/zh-CN.json b/src/i18n/locales/zh-CN.json
index edc8b75..84ad6d8 100644
--- a/src/i18n/locales/zh-CN.json
+++ b/src/i18n/locales/zh-CN.json
@@ -63,6 +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",
@@ -745,7 +746,11 @@
     "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",
@@ -758,6 +763,7 @@
     "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",
diff --git a/src/pages/LoginPage.tsx b/src/pages/LoginPage.tsx
index 140da2c..63a81d5 100644
--- a/src/pages/LoginPage.tsx
+++ b/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>
diff --git a/src/pages/SystemPage.module.scss b/src/pages/SystemPage.module.scss
index e5b72fd..5ae8435 100644
--- a/src/pages/SystemPage.module.scss
+++ b/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;
diff --git a/src/pages/SystemPage.tsx b/src/pages/SystemPage.tsx
index 491bfe9..445b34b 100644
--- a/src/pages/SystemPage.tsx
+++ b/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>
   );
diff --git a/src/stores/useAuthStore.ts b/src/stores/useAuthStore.ts
index 96a35b5..cf7905d 100644
--- a/src/stores/useAuthStore.ts
+++ b/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
       })
diff --git a/src/types/auth.ts b/src/types/auth.ts
index 8ac68bb..374bd9f 100644
--- a/src/types/auth.ts
+++ b/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;
 }