diff --git a/src/renderer/App.css b/src/renderer/App.css
index 8ff5f90..53ee9fd 100644
--- a/src/renderer/App.css
+++ b/src/renderer/App.css
@@ -116,6 +116,83 @@
   }
 }
 
+/* Provider ZenMux promotion banner */
+.provider-ad-banner {
+  display: flex;
+  align-items: center;
+  justify-content: space-between;
+  gap: 12px;
+  padding: 10px 14px;
+  border: 1px solid rgba(22, 119, 255, 0.22);
+  border-radius: 12px;
+  background:
+    linear-gradient(135deg, rgba(22, 119, 255, 0.1), rgba(114, 46, 209, 0.08)),
+    #ffffff;
+  box-shadow: 0 6px 18px rgba(22, 119, 255, 0.08);
+}
+
+.provider-ad-banner__content {
+  display: flex;
+  align-items: center;
+  gap: 10px;
+  min-width: 0;
+  flex-wrap: wrap;
+}
+
+.provider-ad-banner__brand {
+  color: #0958d9;
+  font-weight: 600;
+}
+
+.provider-ad-banner__text {
+  color: #5a6072;
+}
+
+.provider-ad-banner__link {
+  display: inline-flex;
+  align-items: center;
+  justify-content: center;
+  flex-shrink: 0;
+  min-height: 30px;
+  padding: 3px 12px;
+  border: 1px solid rgba(22, 119, 255, 0.28);
+  border-radius: 999px;
+  color: #0958d9;
+  font-weight: 500;
+  line-height: 1.4;
+  text-decoration: none;
+  background: rgba(255, 255, 255, 0.72);
+  box-shadow: none;
+  transition:
+    border-color 0.2s ease,
+    color 0.2s ease,
+    background 0.2s ease;
+}
+
+.provider-ad-banner__link:hover,
+.provider-ad-banner__link:focus {
+  color: #1677ff;
+  text-decoration: none;
+  border-color: rgba(22, 119, 255, 0.45);
+  background: rgba(22, 119, 255, 0.08);
+}
+
+.provider-ad-banner__link:focus-visible {
+  outline: 3px solid rgba(22, 119, 255, 0.22);
+  outline-offset: 2px;
+}
+
+@media (max-width: 720px) {
+  .provider-ad-banner {
+    align-items: flex-start;
+    flex-direction: column;
+  }
+
+  .provider-ad-banner__link {
+    width: 100%;
+  }
+}
+
 /* Settings Tabs - tab栏固定，内容区域滚动 */
 .settings-tabs .ant-tabs-content-holder {
   flex: 1 1 auto;
diff --git a/src/renderer/components/Provider.tsx b/src/renderer/components/Provider.tsx
index eef7482..26bf84a 100644
--- a/src/renderer/components/Provider.tsx
+++ b/src/renderer/components/Provider.tsx
@@ -490,6 +490,26 @@ const Provider: React.FC<ProviderProps> = ({
         </Flex>
       </div>
 
+      <div className="provider-ad-banner">
+        <div className="provider-ad-banner__content">
+          <Typography.Text className="provider-ad-banner__brand">
+            {t('ad_banner.title')}
+          </Typography.Text>
+          <Typography.Text className="provider-ad-banner__text">
+            {t('ad_banner.description')}
+          </Typography.Text>
+        </div>
+        <a
+          className="provider-ad-banner__link"
+          href="https://zenmux.ai/invite/9H70CU"
+          target="_blank"
+          rel="noreferrer"
+          aria-label={t('ad_banner.cta_aria')}
+        >
+          {t('ad_banner.cta')}
+        </a>
+      </div>
+
       <Divider variant="dashed" dashed plain={true}>
         {t('model_config.title')}
       </Divider>
diff --git a/src/renderer/components/__tests__/Provider.test.tsx b/src/renderer/components/__tests__/Provider.test.tsx
index c1d5750..40b9f6b 100644
--- a/src/renderer/components/__tests__/Provider.test.tsx
+++ b/src/renderer/components/__tests__/Provider.test.tsx
@@ -21,6 +21,10 @@ vi.mock('react-i18next', () => ({
         'model_config.id_placeholder': 'Model ID',
         'model_config.add_button': 'Add Model',
         'model_config.warning': 'Warning: Make sure the model ID matches the provider API',
+        'ad_banner.title': 'ZenMux: reliable enterprise-grade LLM API service',
+        'ad_banner.description': 'Get an extra 5–8% bonus on your first top-up',
+        'ad_banner.cta': 'Get it now',
+        'ad_banner.cta_aria': 'Get ZenMux enterprise-grade LLM API service',
         'actions.delete_provider': 'Delete Provider',
         'messages.update_success': 'Updated successfully',
         'messages.update_failed': 'Update failed',
@@ -160,6 +164,26 @@ describe('Provider', () => {
         expect(screen.getByText(/Protocol:.*openai/)).toBeInTheDocument()
       })
     })
+
+    it('should display ZenMux ad banner with external link', async () => {
+      render(
+        <Wrapper>
+          <Provider providerId={1} />
+        </Wrapper>
+      )
+
+      await waitFor(() => {
+        expect(screen.getByText('ZenMux: reliable enterprise-grade LLM API service')).toBeInTheDocument()
+      })
+
+      expect(screen.getByText('Get an extra 5–8% bonus on your first top-up')).toBeInTheDocument()
+      const adLink = screen.getByRole('link', {
+        name: 'Get ZenMux enterprise-grade LLM API service'
+      })
+      expect(adLink).toHaveAttribute('href', 'https://zenmux.ai/invite/9H70CU')
+      expect(adLink).toHaveAttribute('target', '_blank')
+      expect(adLink).toHaveAttribute('rel', 'noreferrer')
+    })
   })
 
   describe('API Key Input', () => {
diff --git a/src/renderer/locales/ar-SA/provider.json b/src/renderer/locales/ar-SA/provider.json
index e3ca786..a8521f4 100644
--- a/src/renderer/locales/ar-SA/provider.json
+++ b/src/renderer/locales/ar-SA/provider.json
@@ -16,6 +16,12 @@
     "add_button": "إضافة نموذج",
     "warning": "ملاحظة: يرجى إضافة نماذج تدعم التعرف على الرؤية والتأكد من صحة معرف النموذج، وإلا لن يعمل النموذج بشكل صحيح!"
   },
+  "ad_banner": {
+    "title": "ZenMux: خدمة API موثوقة لنماذج اللغة الكبيرة على مستوى المؤسسات",
+    "description": "احصل على هدية إضافية بنسبة 5–8% عند أول شحن",
+    "cta": "احصل عليها",
+    "cta_aria": "احصل على خدمة API المؤسسية لنماذج اللغة الكبيرة ZenMux"
+  },
   "actions": {
     "delete_provider": "حذف المزود",
     "delete_model_title": "حذف",
diff --git a/src/renderer/locales/en-US/provider.json b/src/renderer/locales/en-US/provider.json
index 9ec02ed..b341311 100644
--- a/src/renderer/locales/en-US/provider.json
+++ b/src/renderer/locales/en-US/provider.json
@@ -16,6 +16,12 @@
     "add_button": "Add Model",
     "warning": "Note: Please add models that support vision recognition and ensure the Model ID is correct, otherwise the model will not work properly!"
   },
+  "ad_banner": {
+    "title": "ZenMux: reliable enterprise-grade LLM API service",
+    "description": "Get an extra 5–8% bonus on your first top-up",
+    "cta": "Get it now",
+    "cta_aria": "Get ZenMux enterprise-grade LLM API service"
+  },
   "actions": {
     "delete_provider": "Delete Provider",
     "delete_model_title": "Delete",
diff --git a/src/renderer/locales/fa-IR/provider.json b/src/renderer/locales/fa-IR/provider.json
index 9abdcf3..147b93b 100644
--- a/src/renderer/locales/fa-IR/provider.json
+++ b/src/renderer/locales/fa-IR/provider.json
@@ -16,6 +16,12 @@
     "add_button": "افزودن مدل",
     "warning": "توجه: لطفاً مدل‌هایی که از تشخیص تصویر پشتیبانی می‌کنند اضافه کنید و مطمئن شوید که شناسه مدل صحیح است. در غیر این صورت مدل به درستی کار نخواهد کرد!"
   },
+  "ad_banner": {
+    "title": "ZenMux: سرویس API قابل اعتماد مدل‌های زبانی بزرگ در سطح سازمانی",
+    "description": "برای اولین شارژ 5 تا 8٪ هدیه اضافه دریافت کنید",
+    "cta": "دریافت کنید",
+    "cta_aria": "دریافت سرویس API سازمانی مدل‌های زبانی بزرگ ZenMux"
+  },
   "actions": {
     "delete_provider": "حذف ارائه‌دهنده",
     "delete_model_title": "حذف",
diff --git a/src/renderer/locales/ja-JP/provider.json b/src/renderer/locales/ja-JP/provider.json
index 245cd0c..e147feb 100644
--- a/src/renderer/locales/ja-JP/provider.json
+++ b/src/renderer/locales/ja-JP/provider.json
@@ -16,6 +16,12 @@
     "add_button": "モデルを追加",
     "warning": "注意: 視覚認識に対応しているモデルを追加し、モデルIDが正確であることを確認してください。さもなければモデルは正常に動作しません！"
   },
+  "ad_banner": {
+    "title": "ZenMux：信頼できるエンタープライズ向け大規模モデルAPIサービス",
+    "description": "初回チャージで5～8%の追加特典をプレゼント",
+    "cta": "今すぐ入手",
+    "cta_aria": "ZenMux のエンタープライズ向け大規模モデルAPIサービスを入手"
+  },
   "actions": {
     "delete_provider": "プロバイダーを削除",
     "delete_model_title": "削除",
diff --git a/src/renderer/locales/ru-RU/provider.json b/src/renderer/locales/ru-RU/provider.json
index 2490eb5..081ad58 100644
--- a/src/renderer/locales/ru-RU/provider.json
+++ b/src/renderer/locales/ru-RU/provider.json
@@ -16,6 +16,12 @@
     "add_button": "Добавить модель",
     "warning": "Примечание: Пожалуйста, добавьте модели, поддерживающие визуальное распознавание, и убедитесь, что ID модели указан правильно. В противном случае модель не будет работать должным образом!"
   },
+  "ad_banner": {
+    "title": "ZenMux: надежный корпоративный API-сервис больших моделей",
+    "description": "Получите дополнительный бонус 5–8% при первом пополнении",
+    "cta": "Получить",
+    "cta_aria": "Получить корпоративный API-сервис больших моделей ZenMux"
+  },
   "actions": {
     "delete_provider": "Удалить провайдера",
     "delete_model_title": "Удалить",
diff --git a/src/renderer/locales/zh-CN/provider.json b/src/renderer/locales/zh-CN/provider.json
index 1f44328..1df1b96 100644
--- a/src/renderer/locales/zh-CN/provider.json
+++ b/src/renderer/locales/zh-CN/provider.json
@@ -16,6 +16,12 @@
     "add_button": "添加模型",
     "warning": "注意:请添加支持视觉识别的模型,并确保模型ID正确,否则模型将无法正常使用!"
   },
+  "ad_banner": {
+    "title": "ZenMux：可靠的企业级大模型API服务",
+    "description": "首充可获5～8%额外赠送",
+    "cta": "点击获取",
+    "cta_aria": "点击获取 ZenMux 企业级大模型API服务"
+  },
   "actions": {
     "delete_provider": "删除服务商",
     "delete_model_title": "删除",