diff --git a/src/main/java/com/ai/da/service/impl/LLMServiceImpl.java b/src/main/java/com/ai/da/service/impl/LLMServiceImpl.java
index 5921a8a5..0ac23ca2 100644
--- a/src/main/java/com/ai/da/service/impl/LLMServiceImpl.java
+++ b/src/main/java/com/ai/da/service/impl/LLMServiceImpl.java
@@ -152,7 +152,7 @@ public class LLMServiceImpl implements LLMService {
                                             responseContentBuilder = new StringBuilder();
                                         }
                                         JSONObject toolsData = json.getJSONObject("tools_data");
-                                        if (Objects.nonNull(toolsData)) {
+                                        if (Objects.nonNull(toolsData) && !status.equals("[DESIGN_SIGNAL]")) {
                                             boolean color = true;
                                             ReceiveDesignParam receiveDesignParam = JSONObject.parseObject(JSONObject.toJSONString(toolsData), ReceiveDesignParam.class);
                                             receiveDesignParam.setProjectId(projectId);