diff --git a/packages/core/src/core/openaiContentGenerator.ts b/packages/core/src/core/openaiContentGenerator.ts
index 3f223f3e..8f05f2e0 100644
--- a/packages/core/src/core/openaiContentGenerator.ts
+++ b/packages/core/src/core/openaiContentGenerator.ts
@@ -129,6 +129,7 @@ export class OpenAIContentGenerator implements ContentGenerator {
         : isDashScopeProvider
           ? {
               'X-DashScope-CacheControl': 'enable',
+              'X-DashScope-UserAgent': userAgent,
             }
           : {}),
     };