diff --git a/admin-web/src/api/types.ts b/admin-web/src/api/types.ts
index 3f71d16..34977b4 100644
--- a/admin-web/src/api/types.ts
+++ b/admin-web/src/api/types.ts
@@ -135,9 +135,7 @@ export interface ManagedProviderStatus {
   updatedAt?: string;
 }
 
-export interface ManagedProviderOverview {
-  providers: ManagedProviderStatus[];
-}
+export type ManagedProviderOverview = ManagedProviderStatus[];
 
 export interface UpdateProviderApiKeyRequest {
   apiKey: string;
diff --git a/admin-web/src/features/providers/providers-page.tsx b/admin-web/src/features/providers/providers-page.tsx
index d60d3be..65a8d86 100644
--- a/admin-web/src/features/providers/providers-page.tsx
+++ b/admin-web/src/features/providers/providers-page.tsx
@@ -59,10 +59,10 @@ export function ProvidersPage() {
   const updateStatus = useCallback((updated: ManagedProviderStatus) => {
     setOverview((current) => {
       if (!current) return current;
-      const providers = current.providers.filter(
+      const providers = current.filter(
         (item) => item.providerId !== updated.providerId,
       );
-      return { providers: [...providers, updated] };
+      return [...providers, updated];
     });
   }, []);
 
@@ -101,7 +101,7 @@ export function ProvidersPage() {
             providerId={provider.id}
             name={provider.name}
             description={provider.description}
-            status={overview.providers.find((item) => item.providerId === provider.id)}
+            status={overview.find((item) => item.providerId === provider.id)}
             onUpdated={updateStatus}
           />
         ))}
diff --git a/admin-web/src/test/providers.test.tsx b/admin-web/src/test/providers.test.tsx
index a33108e..eb95d40 100644
--- a/admin-web/src/test/providers.test.tsx
+++ b/admin-web/src/test/providers.test.tsx
@@ -66,19 +66,17 @@ function mockProviders() {
 }
 
 function providerOverview(): ManagedProviderOverview {
-  return {
-    providers: [
-      {
-        providerId: "deepseek",
-        configured: true,
-        source: "RUNTIME_OVERRIDE",
-        updatedAt: "2026-08-22T07:30:00Z",
-      },
-      {
-        providerId: "volcengine",
-        configured: true,
-        source: "ENVIRONMENT",
-      },
-    ],
-  };
+  return [
+    {
+      providerId: "deepseek",
+      configured: true,
+      source: "RUNTIME_OVERRIDE",
+      updatedAt: "2026-08-22T07:30:00Z",
+    },
+    {
+      providerId: "volcengine",
+      configured: true,
+      source: "ENVIRONMENT",
+    },
+  ];
 }