diff --git a/frontend/app/components/ui/chat/chat-input.tsx b/frontend/app/components/ui/chat/chat-input.tsx
index 5bbb435..542efae 100644
--- a/frontend/app/components/ui/chat/chat-input.tsx
+++ b/frontend/app/components/ui/chat/chat-input.tsx
@@ -99,9 +99,8 @@ export default function ChatInput(
         </div>
       )}
       <div className="flex w-full items-start justify-between gap-4 ">
-        <textarea
+        <Input
           autoFocus
-          rows={2}
           name="message"
           placeholder="请输入消息"
           className="flex-1"
diff --git a/frontend/app/components/ui/chat/chat-message/chat-sources.tsx b/frontend/app/components/ui/chat/chat-message/chat-sources.tsx
index 8736375..4659cd8 100644
--- a/frontend/app/components/ui/chat/chat-message/chat-sources.tsx
+++ b/frontend/app/components/ui/chat/chat-message/chat-sources.tsx
@@ -127,9 +127,26 @@ function NodeInfo({ nodeInfo }: { nodeInfo: NodeInfo }) {
   }
 
   // node generated by unknown loader, implement renderer by analyzing logged out metadata
+  // return (
+  //   <p>
+  //     对不起, 未知文件类型. 无法打开当前的来源文件。
+  //   </p>
+  // );
   return (
-    <p>
-      对不起, 未知文件类型. 无法打开当前的来源文件。
-    </p>
+    <div className="flex items-center my-2">
+        <span>{nodeInfo.text}</span>
+      <Button
+        onClick={() => copyToClipboard(nodeInfo.url!)}
+        size="icon"
+        variant="ghost"
+        className="h-12 w-12 shrink-0"
+      >
+        {isCopied ? (
+          <Check className="h-4 w-4" />
+        ) : (
+          <Copy className="h-4 w-4" />
+        )}
+      </Button>
+    </div>
   );
 }
diff --git a/frontend/app/components/ui/chat/chat.interface.ts b/frontend/app/components/ui/chat/chat.interface.ts
index 5483abd..6b74d4f 100644
--- a/frontend/app/components/ui/chat/chat.interface.ts
+++ b/frontend/app/components/ui/chat/chat.interface.ts
@@ -10,7 +10,7 @@ export interface ChatHandler {
       data?: any;
     },
   ) => void;
-  handleInputChange: (e: React.ChangeEvent<HTMLTextAreaElement>) => void;
+  handleInputChange: (e: React.ChangeEvent<HTMLInputElement>) => void;
   reload?: () => void;
   stop?: () => void;
   onFileUpload?: (file: File) => Promise<void>;