diff --git a/app-builder/plugins/aipp-plugin/src/main/java/modelengine/fit/jober/aipp/controller/AgentController.java b/app-builder/plugins/aipp-plugin/src/main/java/modelengine/fit/jober/aipp/controller/AgentController.java
index 81b1430c4b..cb882ff9e5 100644
--- a/app-builder/plugins/aipp-plugin/src/main/java/modelengine/fit/jober/aipp/controller/AgentController.java
+++ b/app-builder/plugins/aipp-plugin/src/main/java/modelengine/fit/jober/aipp/controller/AgentController.java
@@ -27,6 +27,8 @@
 import modelengine.jade.service.annotations.CarverSpan;
 import modelengine.jade.service.annotations.SpanAttr;
 
+import java.net.SocketTimeoutException;
+
 /**
  * 表示智能体信息获取接口集。
  *
@@ -74,9 +76,12 @@ public Rsp<AgentInfoEntity> generateAgentInfo(HttpClassicServerRequest request,
             entity.setTools(
                     this.agentInfoGenerateService.selectTools(dto.getDescription(), context.getOperator(), context));
         } catch (ClientException e) {
-            // 模型生成内容超时的情况下，提醒用户更换默认模型
             log.error("Failed to generate agent infos.", e);
-            throw new AippException(AippErrCode.GENERATE_CONTENT_FAILED, "agent infos", e.getMessage());
+            if (e.getCause() != null && e.getCause() instanceof SocketTimeoutException) {
+                throw new AippException(AippErrCode.MODEL_INVOKE_TIMEOUT);
+            } else {
+                throw new AippException(AippErrCode.GENERATE_CONTENT_FAILED, "agent infos", e.getMessage());
+            }
         }
         return Rsp.ok(entity);
     }
diff --git a/app-builder/plugins/aipp-plugin/src/main/resources/i18n/messages_en.properties b/app-builder/plugins/aipp-plugin/src/main/resources/i18n/messages_en.properties
index 370cba3c21..14ddf12a8e 100644
--- a/app-builder/plugins/aipp-plugin/src/main/resources/i18n/messages_en.properties
+++ b/app-builder/plugins/aipp-plugin/src/main/resources/i18n/messages_en.properties
@@ -146,4 +146,5 @@
 90002142=Form not exist.
 90002143=No permission to operate this form.
 90002144=The app is not in guest mode.
+90002145=The large model call timed out. Please try changing the default model.
 90003000=The application template does not exist.
\ No newline at end of file
diff --git a/app-builder/plugins/aipp-plugin/src/main/resources/i18n/messages_zh.properties b/app-builder/plugins/aipp-plugin/src/main/resources/i18n/messages_zh.properties
index 8ca4f95f82..db5fdf8bf9 100644
--- a/app-builder/plugins/aipp-plugin/src/main/resources/i18n/messages_zh.properties
+++ b/app-builder/plugins/aipp-plugin/src/main/resources/i18n/messages_zh.properties
@@ -147,4 +147,5 @@
 90002142=表单不存在。
 90002143=没有权限操作该表单。
 90002144=应用未打开游客模式。
+90002145=大模型调用超时，请尝试更换默认模型。
 90003000=应用模板不存在。
\ No newline at end of file
diff --git a/app-builder/services/aipp-service/src/main/java/modelengine/fit/jober/aipp/common/exception/AippErrCode.java b/app-builder/services/aipp-service/src/main/java/modelengine/fit/jober/aipp/common/exception/AippErrCode.java
index 8200fc9faf..d57b75680b 100644
--- a/app-builder/services/aipp-service/src/main/java/modelengine/fit/jober/aipp/common/exception/AippErrCode.java
+++ b/app-builder/services/aipp-service/src/main/java/modelengine/fit/jober/aipp/common/exception/AippErrCode.java
@@ -781,6 +781,11 @@ public enum AippErrCode implements ErrorCode, RetCode {
      */
     APP_NOT_IN_GUEST_MODE(90002144, "应用未打开游客模式。"),
 
+    /**
+     * 大模型调用超时。
+     */
+    MODEL_INVOKE_TIMEOUT(90002145, "大模型调用超时，请尝试更换默认模型。"),
+
     /**
      * 应用模板不存在。
      */