app.py

import gradio as gr
from huggingface_hub import InferenceClient

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

def respond(message,history): #function to return the history of messages sent
    messages[{"role": "system", "content": "You are a friendly chatbot!"}]

    if history:
        messages.extend(history)

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

    
    responses = client.chat_completion(
        messages,
        max_token = 568
    )
    return response['choices'][0]['message']['content'].strip()


chatbot = gr.ChatInterface(respond, type="messages", title = "Friendly chatbot") 
# chatbot UI - conversation history and user input

chatbot.launch()