diff --git a/web/src/components/AITradersPage.tsx b/web/src/components/AITradersPage.tsx
index 41b3cdc2..6965d8f8 100644
--- a/web/src/components/AITradersPage.tsx
+++ b/web/src/components/AITradersPage.tsx
@@ -182,8 +182,8 @@ export function AITradersPage({ onTraderSelect }: AITradersPageProps) {
     if (!editingTrader) return;
 
     try {
-      const model = enabledModels?.find(m => m.id === data.ai_model_id);
-      const exchange = enabledExchanges?.find(e => e.id === data.exchange_id);
+      const model = allModels?.find(m => m.id === data.ai_model_id);
+      const exchange = allExchanges?.find(e => e.id === data.exchange_id);
 
       if (!model) {
         alert(t('modelConfigNotExist', language));
@@ -782,8 +782,8 @@ export function AITradersPage({ onTraderSelect }: AITradersPageProps) {
           isOpen={showEditModal}
           isEditMode={true}
           traderData={editingTrader}
-          availableModels={enabledModels}
-          availableExchanges={enabledExchanges}
+          availableModels={allModels}
+          availableExchanges={allExchanges}
           onSave={handleSaveEditTrader}
           onClose={() => {
             setShowEditModal(false);
diff --git a/web/src/components/CompetitionPage.tsx b/web/src/components/CompetitionPage.tsx
index b123a75b..3168bd14 100644
--- a/web/src/components/CompetitionPage.tsx
+++ b/web/src/components/CompetitionPage.tsx
@@ -116,7 +116,7 @@ export function CompetitionPage() {
               {t('realTimePnL', language)}
             </div>
           </div>
-          <ComparisonChart traders={sortedTraders} />
+          <ComparisonChart traders={sortedTraders.slice(0, 5)} />
         </div>
 
         {/* Right: Leaderboard */}
diff --git a/web/src/lib/api.ts b/web/src/lib/api.ts
index 607f4be6..0e066dce 100644
--- a/web/src/lib/api.ts
+++ b/web/src/lib/api.ts
@@ -260,10 +260,10 @@ export const api = {
     return res.json();
   },
 
-  // 获取前10名交易员数据（无需认证）
+  // 获取前5名交易员数据（无需认证）
   async getTopTraders(): Promise<any[]> {
     const res = await fetch(`${API_BASE}/top-traders`);
-    if (!res.ok) throw new Error('获取前10名交易员失败');
+    if (!res.ok) throw new Error('获取前5名交易员失败');
     return res.json();
   },