diff --git a/api/core/tools/provider/builtin/duckduckgo/tools/ddgo_ai.yaml b/api/core/tools/provider/builtin/duckduckgo/tools/ddgo_ai.yaml
index 21cbae6bd3..dd049d3b5a 100644
--- a/api/core/tools/provider/builtin/duckduckgo/tools/ddgo_ai.yaml
+++ b/api/core/tools/provider/builtin/duckduckgo/tools/ddgo_ai.yaml
@@ -37,7 +37,7 @@ parameters:
       - value: mixtral-8x7b
         label:
           en_US: Mixtral
-    default: gpt-3.5
+    default: gpt-4o-mini
     label:
       en_US: Choose Model
       zh_Hans: 选择模型