diff --git a/src/renderer/src/aiCore/index_new.ts b/src/renderer/src/aiCore/index_new.ts
index 81c4aa1df3..b748e3c832 100644
--- a/src/renderer/src/aiCore/index_new.ts
+++ b/src/renderer/src/aiCore/index_new.ts
@@ -83,10 +83,8 @@ export default class ModernAiProvider {
       throw new Error('Model is required for completions. Please use constructor with model parameter.')
     }
 
-    // 确保配置存在
-    if (!this.config) {
-      this.config = providerToAiSdkConfig(this.actualProvider, this.model)
-    }
+    // 每次请求时重新生成配置以确保API key轮换生效
+    this.config = providerToAiSdkConfig(this.actualProvider, this.model)
 
     // 准备特殊配置
     await prepareSpecialProviderConfig(this.actualProvider, this.config)
diff --git a/src/renderer/src/aiCore/legacy/clients/BaseApiClient.ts b/src/renderer/src/aiCore/legacy/clients/BaseApiClient.ts
index 9fb687a265..4a41db7c97 100644
--- a/src/renderer/src/aiCore/legacy/clients/BaseApiClient.ts
+++ b/src/renderer/src/aiCore/legacy/clients/BaseApiClient.ts
@@ -70,13 +70,19 @@ export abstract class BaseApiClient<
 {
   public provider: Provider
   protected host: string
-  protected apiKey: string
   protected sdkInstance?: TSdkInstance
 
   constructor(provider: Provider) {
     this.provider = provider
     this.host = this.getBaseURL()
-    this.apiKey = this.getApiKey()
+  }
+
+  /**
+   * Get the current API key with rotation support
+   * This getter ensures API keys rotate on each access when multiple keys are configured
+   */
+  protected get apiKey(): string {
+    return this.getApiKey()
   }
 
   /**