app.py

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

# Load environment variables from .env file
load_dotenv()

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

# Validate API key
if not GROQ_API_KEY:
    st.error("API key is missing! Please check your .env file or environment variables.")
    st.stop()

# Initialize Groq client with API key
client = Groq(api_key=GROQ_API_KEY)

st.title("Health Assistant Chatbot")

user_input = st.text_input("Ask a health-related question:")
if st.button("Submit") and user_input:
    response = client.chat.completions.create(
        model="llama-3.3-70b-versatile",
        messages=[{"role": "user", "content": user_input}],
        temperature=0.6,
        max_completion_tokens=4096,
        top_p=0.95,
    )

    st.write("### Response:")
    st.write(response.choices[0].message.content)