diff --git a/src/components/quota/quotaConfigs.ts b/src/components/quota/quotaConfigs.ts
index 1908520..3672c52 100644
--- a/src/components/quota/quotaConfigs.ts
+++ b/src/components/quota/quotaConfigs.ts
@@ -64,6 +64,7 @@ import {
   parseXaiBillingPayload,
   resolveCodexChatgptAccountId,
   resolveCodexPlanType,
+  resolveCodexSubscriptionActiveUntil,
   resolveGeminiCliProjectId,
   formatCodexResetLabel,
   formatQuotaResetTime,
@@ -83,6 +84,7 @@ import {
   isXaiFile,
 } from '@/utils/quota';
 import { normalizeAuthIndex } from '@/utils/authIndex';
+import { formatDateTimeValue } from '@/utils/format';
 import type { QuotaRenderHelpers } from './QuotaCard';
 import styles from '@/pages/QuotaPage.module.scss';
 
@@ -424,7 +426,11 @@ const buildCodexQuotaWindows = (payload: CodexUsagePayload, t: TFunction): Codex
 const fetchCodexQuota = async (
   file: AuthFileItem,
   t: TFunction
-): Promise<{ planType: string | null; windows: CodexQuotaWindow[] }> => {
+): Promise<{
+  planType: string | null;
+  subscriptionActiveUntil: string | number | null;
+  windows: CodexQuotaWindow[];
+}> => {
   const rawAuthIndex = file['auth_index'] ?? file.authIndex;
   const authIndex = normalizeAuthIndex(rawAuthIndex);
   if (!authIndex) {
@@ -432,6 +438,7 @@ const fetchCodexQuota = async (
   }
 
   const planTypeFromFile = resolveCodexPlanType(file);
+  const subscriptionActiveUntil = resolveCodexSubscriptionActiveUntil(file);
   const accountId = resolveCodexChatgptAccountId(file);
 
   const requestHeader: Record<string, string> = {
@@ -459,7 +466,7 @@ const fetchCodexQuota = async (
 
   const planTypeFromUsage = normalizePlanType(payload.plan_type ?? payload.planType);
   const windows = buildCodexQuotaWindows(payload, t);
-  return { planType: planTypeFromUsage ?? planTypeFromFile, windows };
+  return { planType: planTypeFromUsage ?? planTypeFromFile, subscriptionActiveUntil, windows };
 };
 
 const GEMINI_CLI_G1_CREDIT_TYPE = 'GOOGLE_ONE_AI';
@@ -760,6 +767,7 @@ const renderCodexItems = (
   const { createElement: h, Fragment } = React;
   const windows = quota.windows ?? [];
   const planType = quota.planType ?? null;
+  const subscriptionActiveUntil = quota.subscriptionActiveUntil ?? null;
 
   const getPlanLabel = (pt?: string | null): string | null => {
     const normalized = normalizePlanType(pt);
@@ -776,18 +784,48 @@ const renderCodexItems = (
 
   const planLabel = getPlanLabel(planType);
   const isPremiumPlan = PREMIUM_CODEX_PLAN_TYPES.has(normalizePlanType(planType) ?? '');
+  const expiryLabel = subscriptionActiveUntil ? formatDateTimeValue(subscriptionActiveUntil) : '';
   const nodes: ReactNode[] = [];
 
-  if (planLabel) {
-    const valueClass = isPremiumPlan ? styleMap.premiumPlanValue : styleMap.codexPlanValue;
-    nodes.push(
-      h(
-        'div',
-        { key: 'plan', className: styleMap.codexPlan },
-        h('span', { className: styleMap.codexPlanLabel }, t('codex_quota.plan_label')),
-        h('span', { className: valueClass }, planLabel)
-      )
-    );
+  if (planLabel || expiryLabel) {
+    const planValueClass = isPremiumPlan ? styleMap.premiumPlanValue : styleMap.codexPlanValue;
+    const planNodes: ReactNode[] = [];
+
+    if (planLabel) {
+      planNodes.push(
+        h(
+          'span',
+          { key: 'plan-label', className: styleMap.codexPlanLabel },
+          t('codex_quota.plan_label')
+        ),
+        h('span', { key: 'plan-value', className: planValueClass }, planLabel)
+      );
+    }
+
+    if (expiryLabel) {
+      if (planNodes.length > 0) {
+        planNodes.push(
+          h('span', {
+            key: 'subscription-expiry-separator',
+            className: styleMap.codexPlanSeparator,
+          })
+        );
+      }
+      planNodes.push(
+        h(
+          'span',
+          { key: 'subscription-expiry-label', className: styleMap.codexPlanLabel },
+          t('codex_quota.expires_label')
+        ),
+        h(
+          'span',
+          { key: 'subscription-expiry-value', className: styleMap.codexPlanValue },
+          expiryLabel
+        )
+      );
+    }
+
+    nodes.push(h('div', { key: 'plan', className: styleMap.codexPlan }, ...planNodes));
   }
 
   if (windows.length === 0) {
@@ -1199,7 +1237,11 @@ export const ANTIGRAVITY_CONFIG: QuotaConfig<AntigravityQuotaState, AntigravityQ
 
 export const CODEX_CONFIG: QuotaConfig<
   CodexQuotaState,
-  { planType: string | null; windows: CodexQuotaWindow[] }
+  {
+    planType: string | null;
+    subscriptionActiveUntil: string | number | null;
+    windows: CodexQuotaWindow[];
+  }
 > = {
   type: 'codex',
   i18nPrefix: 'codex_quota',
@@ -1213,6 +1255,7 @@ export const CODEX_CONFIG: QuotaConfig<
     status: 'success',
     windows: data.windows,
     planType: data.planType,
+    subscriptionActiveUntil: data.subscriptionActiveUntil,
   }),
   buildErrorState: (message, status) => ({
     status: 'error',
diff --git a/src/i18n/locales/en.json b/src/i18n/locales/en.json
index dcc798e..5c444b7 100644
--- a/src/i18n/locales/en.json
+++ b/src/i18n/locales/en.json
@@ -436,6 +436,7 @@
     "additional_primary_window": "{{name}} 5-hour limit",
     "additional_secondary_window": "{{name}} weekly limit",
     "plan_label": "Plan",
+    "expires_label": "Expires",
     "plan_plus": "Plus",
     "plan_team": "Team",
     "plan_free": "Free",
diff --git a/src/i18n/locales/ru.json b/src/i18n/locales/ru.json
index d0a0cb6..052dd6a 100644
--- a/src/i18n/locales/ru.json
+++ b/src/i18n/locales/ru.json
@@ -430,6 +430,7 @@
     "additional_primary_window": "{{name}}: лимит на 5 часов",
     "additional_secondary_window": "{{name}}: недельный лимит",
     "plan_label": "Тариф",
+    "expires_label": "Истекает",
     "plan_plus": "Plus",
     "plan_team": "Team",
     "plan_free": "Free",
diff --git a/src/i18n/locales/zh-CN.json b/src/i18n/locales/zh-CN.json
index 0af994b..5c7586d 100644
--- a/src/i18n/locales/zh-CN.json
+++ b/src/i18n/locales/zh-CN.json
@@ -436,6 +436,7 @@
     "additional_primary_window": "{{name}} 5 小时限额",
     "additional_secondary_window": "{{name}} 周限额",
     "plan_label": "套餐",
+    "expires_label": "到期时间",
     "plan_plus": "Plus",
     "plan_team": "Team",
     "plan_free": "Free",
diff --git a/src/i18n/locales/zh-TW.json b/src/i18n/locales/zh-TW.json
index 53821ed..5bfe0e3 100644
--- a/src/i18n/locales/zh-TW.json
+++ b/src/i18n/locales/zh-TW.json
@@ -436,6 +436,7 @@
     "additional_primary_window": "{{name}} 5 小時限額",
     "additional_secondary_window": "{{name}} 週限額",
     "plan_label": "方案",
+    "expires_label": "到期時間",
     "plan_plus": "Plus",
     "plan_team": "Team",
     "plan_free": "Free",
diff --git a/src/pages/QuotaPage.module.scss b/src/pages/QuotaPage.module.scss
index fda1ad9..a6d3967 100644
--- a/src/pages/QuotaPage.module.scss
+++ b/src/pages/QuotaPage.module.scss
@@ -434,6 +434,7 @@
   gap: 6px;
   font-size: 12px;
   color: var(--text-secondary);
+  flex-wrap: wrap;
 }
 
 .codexPlanLabel {
@@ -446,6 +447,12 @@
   text-transform: capitalize;
 }
 
+.codexPlanSeparator {
+  width: 1px;
+  height: 12px;
+  background-color: var(--border-color);
+}
+
 .premiumPlanValue {
   position: relative;
   display: inline-flex;
diff --git a/src/types/quota.ts b/src/types/quota.ts
index 0370a86..57145b6 100644
--- a/src/types/quota.ts
+++ b/src/types/quota.ts
@@ -242,6 +242,7 @@ export interface CodexQuotaState {
   status: 'idle' | 'loading' | 'success' | 'error';
   windows: CodexQuotaWindow[];
   planType?: string | null;
+  subscriptionActiveUntil?: string | number | null;
   error?: string;
   errorStatus?: number;
 }
diff --git a/src/utils/quota/resolvers.ts b/src/utils/quota/resolvers.ts
index c3c7563..f907f3d 100644
--- a/src/utils/quota/resolvers.ts
+++ b/src/utils/quota/resolvers.ts
@@ -4,11 +4,24 @@
 
 import type { AuthFileItem } from '@/types';
 import {
+  normalizeNumberValue,
   normalizeStringValue,
   normalizePlanType,
-  parseIdTokenPayload
+  parseIdTokenPayload,
 } from './parsers';
 
+const toRecord = (value: unknown): Record<string, unknown> | null => {
+  if (!value || typeof value !== 'object' || Array.isArray(value)) return null;
+  return value as Record<string, unknown>;
+};
+
+const resolveCodexAuthInfo = (value: unknown): Record<string, unknown> | null => {
+  const payload = parseIdTokenPayload(value);
+  if (!payload) return null;
+  const nested = toRecord(payload['https://api.openai.com/auth']);
+  return nested ?? payload;
+};
+
 export function extractCodexChatgptAccountId(value: unknown): string | null {
   const payload = parseIdTokenPayload(value);
   if (!payload) return null;
@@ -67,7 +80,7 @@ export function resolveCodexPlanType(file: AuthFileItem): string | null {
     metadataIdToken?.planType,
     attributes?.plan_type,
     attributes?.planType,
-    attributes?.id_token
+    attributes?.id_token,
   ];
 
   for (const candidate of candidates) {
@@ -78,6 +91,61 @@ export function resolveCodexPlanType(file: AuthFileItem): string | null {
   return null;
 }
 
+const normalizeDateLikeValue = (value: unknown): string | number | null => {
+  const numberValue = normalizeNumberValue(value);
+  if (numberValue === 0) return null;
+  if (numberValue !== null) return numberValue;
+
+  const stringValue = normalizeStringValue(value);
+  if (!stringValue || stringValue === '0') return null;
+  return stringValue;
+};
+
+export function resolveCodexSubscriptionActiveUntil(file: AuthFileItem): string | number | null {
+  const metadata = toRecord(file.metadata);
+  const attributes = toRecord(file.attributes);
+  const idToken = resolveCodexAuthInfo(file.id_token);
+  const metadataIdToken = resolveCodexAuthInfo(metadata?.id_token);
+  const attributesIdToken = resolveCodexAuthInfo(attributes?.id_token);
+  const subscription = toRecord(file.subscription);
+  const metadataSubscription = toRecord(metadata?.subscription);
+  const attributesSubscription = toRecord(attributes?.subscription);
+
+  const candidates = [
+    file.chatgpt_subscription_active_until,
+    file.chatgptSubscriptionActiveUntil,
+    file.subscription_active_until,
+    file.subscriptionActiveUntil,
+    subscription?.active_until,
+    subscription?.activeUntil,
+    idToken?.chatgpt_subscription_active_until,
+    idToken?.chatgptSubscriptionActiveUntil,
+    metadata?.chatgpt_subscription_active_until,
+    metadata?.chatgptSubscriptionActiveUntil,
+    metadata?.subscription_active_until,
+    metadata?.subscriptionActiveUntil,
+    metadataSubscription?.active_until,
+    metadataSubscription?.activeUntil,
+    metadataIdToken?.chatgpt_subscription_active_until,
+    metadataIdToken?.chatgptSubscriptionActiveUntil,
+    attributes?.chatgpt_subscription_active_until,
+    attributes?.chatgptSubscriptionActiveUntil,
+    attributes?.subscription_active_until,
+    attributes?.subscriptionActiveUntil,
+    attributesSubscription?.active_until,
+    attributesSubscription?.activeUntil,
+    attributesIdToken?.chatgpt_subscription_active_until,
+    attributesIdToken?.chatgptSubscriptionActiveUntil,
+  ];
+
+  for (const candidate of candidates) {
+    const value = normalizeDateLikeValue(candidate);
+    if (value !== null) return value;
+  }
+
+  return null;
+}
+
 export function extractGeminiCliProjectId(value: unknown): string | null {
   if (typeof value !== 'string') return null;
   const matches = Array.from(value.matchAll(/\(([^()]+)\)/g));
@@ -96,12 +164,7 @@ export function resolveGeminiCliProjectId(file: AuthFileItem): string | null {
       ? (file.attributes as Record<string, unknown>)
       : null;
 
-  const candidates = [
-    file.account,
-    file['account'],
-    metadata?.account,
-    attributes?.account
-  ];
+  const candidates = [file.account, file['account'], metadata?.account, attributes?.account];
 
   for (const candidate of candidates) {
     const projectId = extractGeminiCliProjectId(candidate);