app.py

import gradio as gr
import random
from huggingface_hub import InferenceClient 

client = InferenceClient("microsoft/phi-4")

def respond(message, history):
    messages = [{"role": "system", "content": "You are a friendly chatbot!"}]
    if history:
        messages.extend(history)
    messages.append({"role": "user", "content": message})
    response = client.chat_completion(
        messages,
        max_tokens = 100
    )
    return response['choices'][0]['message']['content'].strip()
    # responses = ["Yes", "No", "Nope", "Yup"]
    # return random.choice(responses)

print("Hello World!")

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

chatbot.launch()