app.py

import os
import streamlit as st
from groq import Groq
from dotenv import load_dotenv

# Load .env file
load_dotenv()

# Fetch API key
GROQ_API_KEY = os.getenv("GROQ_API_KEY")

if not GROQ_API_KEY:
    st.error("Please set the GROQ_API_KEY in the .env file and restart the app.")
    st.stop()

# Initialize Groq client
client = Groq(api_key=GROQ_API_KEY)

def get_groq_response(prompt, model="llama-3.3-70b-versatile"):
    try:
        response = client.chat.completions.create(
            messages=[{"role": "user", "content": prompt}],
            model=model,
        )
        return response.choices[0].message.content
    except Exception as e:
        return f"Error: {str(e)}"

# Streamlit UI
st.title("LLaMA Chatbot using Groq API")

user_input = st.text_area("Enter your prompt:")

if st.button("Generate Response"):
    if user_input.strip():
        with st.spinner("Generating response..."):
            response = get_groq_response(user_input)
            st.write("### Response:")
            st.write(response)
    else:
        st.warning("Please enter a prompt.")