diff --git a/python/core/component.py b/python/core/component.py
index 23bcbac7..5628ed9f 100644
--- a/python/core/component.py
+++ b/python/core/component.py
@@ -83,17 +83,11 @@ class OralText(BaseModel, extra='allow'):
 
 class References(BaseModel, extra='allow'):
     type: str = Field(default="", description="类型")
-    resource_type: str = Field(default="", description="资源类型")
-    icon: str = Field(default="", description="站点图标")
-    site_name: str = Field(default="", description="站点名")
     source: str = Field(default="", description="来源")
     doc_id: str = Field(default="", description="文档id")
     title: str = Field(default="", description="标题")
     content: str = Field(default="", description="内容")
-    image_content: str = Field(default="", description="图片内容")
-    mock_id: Optional[str] = Field(default="", description="模拟数据id")
-    image_url: str = Field(default="", description="图片url")
-    video_url: str = Field(default="", description="视频url")
+    extra: Optional[dict] = Field(default={}, description="其他信息")
 
 
 class Image(BaseModel, extra='allow'):
@@ -548,8 +542,7 @@ def create_output(cls, type, text, role="tool", name="", visible_scope="all", ra
             elif type == "files":
                 key_list = ["filename", "url"]
             elif type == "references":
-                key_list = ["type", "resource_type", "icon", "site_name", "source",
-                            "doc_id", "title", "content", "image_content", "image_url", "video_url"]
+                key_list = ["type", "source", "doc_id", "title", "content"]
             elif type == "image":
                 key_list = ["filename", "url"]
             elif type == "chart":
@@ -562,7 +555,7 @@ def create_output(cls, type, text, role="tool", name="", visible_scope="all", ra
                 key_list = ["thought", "name", "arguments"]
             else:
                 raise ValueError("Unknown type: {}".format(type))
-            # assert all(key in text for key in key_list), "all keys:{} must be included in the text field".format(key_list)
+            assert all(key in text for key in key_list), "all keys:{} must be included in the text field".format(key_list)
         else:
             raise ValueError("text must be str or dict")
 
diff --git a/python/tests/test_base_component.py b/python/tests/test_base_component.py
index 94d5ff4e..a560cf78 100644
--- a/python/tests/test_base_component.py
+++ b/python/tests/test_base_component.py
@@ -32,6 +32,7 @@ def test_valid_output_with_dict(self):
         output8 = self.component.create_output(type="audio", text={"filename": "file.mp3", "url": "http://www.baidu.com"})
         output9 = self.component.create_output(type="plan", text={"detail": "hello", "steps":[{"name": "1", "arguments": {"query": "a", "chat_history": "world"}}]})
         output10 = self.component.create_output(type="function_call", text={"thought": "hello", "name": "AppBuilder", "arguments": {"query": "a", "chat_history": "world"}})
+        output11 = self.component.create_output(type="references", text={"type": "engine", "doc_id": "1", "content": "hello, world", "title": "Have a nice day", "source": "bing", "extra": {"key": "value"}})
         self.assertIsInstance(output1, ComponentOutput)
         self.assertIsInstance(output2, ComponentOutput)
         self.assertIsInstance(output3, ComponentOutput)
@@ -42,6 +43,8 @@ def test_valid_output_with_dict(self):
         self.assertIsInstance(output8, ComponentOutput)
         self.assertIsInstance(output9, ComponentOutput)
         self.assertIsInstance(output10, ComponentOutput)
+        self.assertIsInstance(output11, ComponentOutput)
+        self.assertEqual(output11.content[0].text.extra["key"], "value")
 
     def test_valid_output_type_with_same_key(self):
         output1 = self.component.create_output(type="urls", text={"url": "http://www.baidu.com"})