app.py

import gradio as gr
from transformers import AutoModelForCausalLM, AutoTokenizer

# Load a pretrained AI model (Mistral-7B or any Hugging Face model)
model_name = "gpt2"
tokenizer = AutoTokenizer.from_pretrained(model_name)
model = AutoModelForCausalLM.from_pretrained(model_name, device_map="auto")

# AI Chatbot function
def chat_with_ai(prompt):
    inputs = tokenizer(prompt, return_tensors="pt")
    outputs = model.generate(**inputs, max_new_tokens=100)
    return tokenizer.decode(outputs[0])

# Create a simple chatbot UI using Gradio
interface = gr.Interface(fn=chat_with_ai, inputs="text", outputs="text", title="AI Chatbot")
interface.launch()