diff --git a/web/src/components/AILearning.tsx b/web/src/components/AILearning.tsx
index e3806b36..b7757e32 100644
--- a/web/src/components/AILearning.tsx
+++ b/web/src/components/AILearning.tsx
@@ -1,6 +1,7 @@
 import useSWR from 'swr';
 import { useLanguage } from '../contexts/LanguageContext';
 import { t } from '../i18n/translations';
+import { api } from '../lib/api';
 
 interface TradeOutcome {
   symbol: string;
@@ -44,13 +45,11 @@ interface AILearningProps {
   traderId: string;
 }
 
-const fetcher = (url: string) => fetch(url).then(res => res.json());
-
 export default function AILearning({ traderId }: AILearningProps) {
   const { language } = useLanguage();
   const { data: performance, error } = useSWR<PerformanceAnalysis>(
-    `http://localhost:8080/api/performance?trader_id=${traderId}`,
-    fetcher,
+    traderId ? `performance-${traderId}` : 'performance',
+    () => api.getPerformance(traderId),
     { refreshInterval: 10000 }
   );
 
diff --git a/web/src/lib/api.ts b/web/src/lib/api.ts
index 22d1b82d..d00ae2ab 100644
--- a/web/src/lib/api.ts
+++ b/web/src/lib/api.ts
@@ -100,4 +100,14 @@ export const api = {
     if (!res.ok) throw new Error('获取历史数据失败');
     return res.json();
   },
+
+  // 获取AI学习表现分析（支持trader_id）
+  async getPerformance(traderId?: string): Promise<any> {
+    const url = traderId
+      ? `${API_BASE}/performance?trader_id=${traderId}`
+      : `${API_BASE}/performance`;
+    const res = await fetch(url);
+    if (!res.ok) throw new Error('获取AI学习数据失败');
+    return res.json();
+  },
 };