diff --git a/agent/component/docs_generator.py b/agent/component/docs_generator.py
index ce7a3abad5..2809a9b1ca 100644
--- a/agent/component/docs_generator.py
+++ b/agent/component/docs_generator.py
@@ -52,6 +52,10 @@ class DocGeneratorParam(ComponentParamBase):
         self.include_download_info_in_content = False
         self.font_size = 12
         self.outputs = {
+            "doc_id": {"value": "", "type": "string"},
+            "filename": {"value": "", "type": "string"},
+            "mime_type": {"value": "", "type": "string"},
+            "size": {"value": 0, "type": "number"},
             "download": {"value": "", "type": "string"},
         }
 
@@ -134,6 +138,10 @@ class DocGenerator(Message, ABC):
                     "base64": file_base64,
                     "include_download_info_in_content": self._param.include_download_info_in_content,
                 }
+                self.set_output("doc_id", doc_id)
+                self.set_output("filename", filename)
+                self.set_output("mime_type", mime_type)
+                self.set_output("size", file_size)
                 self.set_output("download", json.dumps(download_info))
                 return download_info
 
diff --git a/web/src/pages/agent/constant/index.tsx b/web/src/pages/agent/constant/index.tsx
index 1c02500706..fa169a526a 100644
--- a/web/src/pages/agent/constant/index.tsx
+++ b/web/src/pages/agent/constant/index.tsx
@@ -978,6 +978,10 @@ export const initialDocGeneratorValues = {
   include_download_info_in_content: false,
   font_size: 12,
   outputs: {
+    doc_id: { type: 'string' },
+    filename: { type: 'string' },
+    mime_type: { type: 'string' },
+    size: { type: 'number' },
     download: { type: 'string' },
   },
 };
diff --git a/web/src/pages/agent/form/doc-generator-form/index.tsx b/web/src/pages/agent/form/doc-generator-form/index.tsx
index 56faf96535..7ec137f6ec 100644
--- a/web/src/pages/agent/form/doc-generator-form/index.tsx
+++ b/web/src/pages/agent/form/doc-generator-form/index.tsx
@@ -38,6 +38,10 @@ function DocGeneratorForm({ node }: INextOperatorForm) {
     include_download_info_in_content: z.boolean(),
     font_size: z.coerce.number().min(12, 'Font size must be at least 12'),
     outputs: z.object({
+      doc_id: z.object({ type: z.string() }),
+      filename: z.object({ type: z.string() }),
+      mime_type: z.object({ type: z.string() }),
+      size: z.object({ type: z.string() }),
       download: z.object({ type: z.string() }),
     }),
   });