diff --git a/.gitignore b/.gitignore
index 5314731..eb4e16d 100644
--- a/.gitignore
+++ b/.gitignore
@@ -17,6 +17,7 @@ dist-ssr
 *.local
 
 # Editor directories and files
+settings.local.json
 .vscode/*
 !.vscode/extensions.json
 .idea
diff --git a/src/pages/OAuthPage.tsx b/src/pages/OAuthPage.tsx
index 23d9c53..4d1c1f9 100644
--- a/src/pages/OAuthPage.tsx
+++ b/src/pages/OAuthPage.tsx
@@ -281,7 +281,7 @@ export function OAuthPage() {
                         {t('auth_login.oauth_callback_button')}
                       </Button>
                     </div>
-                    {state.callbackStatus === 'success' && (
+                    {state.callbackStatus === 'success' && state.status === 'waiting' && (
                       <div className="status-badge success" style={{ marginTop: 8 }}>
                         {t('auth_login.oauth_callback_status_success')}
                       </div>
diff --git a/src/services/api/client.ts b/src/services/api/client.ts
index b39c192..0903b3e 100644
--- a/src/services/api/client.ts
+++ b/src/services/api/client.ts
@@ -82,6 +82,10 @@ class ApiClient {
       (config) => {
         // 设置 baseURL
         config.baseURL = this.apiBase;
+        if (config.url) {
+          // Normalize deprecated Gemini endpoint to the current path.
+          config.url = config.url.replace(/\/generative-language-api-key\b/g, '/gemini-api-key');
+        }
 
         // 添加认证头
         if (this.managementKey) {