Update agent.py

agent.py

@@ -1,5 +1,6 @@
 from langgraph.prebuilt import create_react_agent
 from langchain_openai import ChatOpenAI
+from langchain.chat_models import ChatGroq
 from langchain_core.messages import HumanMessage
 import os
 import dotenv
@@ -10,9 +11,9 @@ from tqdm import tqdm
 
 dotenv.load_dotenv()
     
-llm = ChatOpenAI(
-    api_key=os.getenv("API_KEY"),
-    model='gpt-4o-mini'
+llm = ChatGroq(
+    model="qwen/qwen3-32b",
+    api_key=os.getenv("GROQ_API_KEY")
 )
 
 tools = get_tools()