import gradio as gr
from transformers import pipeline

chatbot = pipeline('text-generation', model='gpt2')

def respond(message, history):
    response = chatbot(message, max_length=50)[0]['generated_text']
    return response

demo = gr.ChatInterface(
    fn=respond,
    title="AI Chatbot",
    examples=["What is AI?", "Tell me a joke", "Explain quantum computing"]
)

demo.launch()