Update app.py

app.py

@@ -3,9 +3,14 @@ import os
 import streamlit as st
 from textwrap import dedent
 from agno.agent import Agent
+from agno.models.groq import Groq
 from agno.tools.mcp import MCPTools
 from mcp import ClientSession, StdioServerParameters
 from mcp.client.stdio import stdio_client
+from dotenv import load_dotenv
+load_dotenv()  
+
+GROQ_API_KEY = os.getenv("GROQ_API_KEY")
 
 st.set_page_config(page_title=" GitHub MCP Agent", page_icon="💡", layout="wide")
 
@@ -82,6 +87,7 @@ async def run_github_agent(message):
                 
                 # Create agent
                 agent = Agent(
+                    model=Groq(id="meta-llama/llama-4-scout-17b-16e-instruct",api_key=GROQ_API_KEY),
                     tools=[mcp_tools],
                     instructions=dedent("""\
                         You are a GitHub assistant. Help users explore repositories and their activity.