app.py

import gradio as gr
from huggingface_hub import InferenceClient

client = InferenceClient("HuggingFaceH4/zephyr-7b-beta")

def respond(message, history):
    messages = [{"role": "system", "content": "You are a friend chatbot"}]
    
    if history:
        messages.extend(history)

    messages.append({"role": "system", "content": message}) 

    response =  client.chat_completion(
        messages,
        max_tokens=100,
        temperature=0.2
    )
    
    return response['choices'][0]['message']['content'].strip()

chatbot = gr.ChatInterface(respond, type="messages")

chatbot.launch()