Update app.py

app.py

@@ -149,7 +149,7 @@ def respond_claude_qna(
         
         # 메시지 생성
         message = client.messages.create(
-            model="claude-3-5-haiku-20241022",
+            model="claude-3-5-sonnet-20241022",
             max_tokens=max_tokens,
             temperature=temperature,
             system=system_message,