app.py

import gradio as gr
from transformers import pipeline, Conversation

# Load small BlenderBot model
chatbot = pipeline("conversational", model="facebook/blenderbot_small-90M")

def chat(message, history=[]):
    conversation = Conversation(message)
    chatbot(conversation)
    response = conversation.generated_responses[-1]
    return response

with gr.Blocks() as demo:
    gr.Markdown("## 🤖 Sumit AI Chatbot")
    gr.ChatInterface(fn=chat)

demo.launch()