app.py

import gradio as gr
#import random as rn
from huggingface_hub import InferenceClient

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

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

    if history:
        messages.extend(history)
    
    messages.append ({"role": "user", "content":message})
    
    response = client.chat_completion(
        messages,
        max_tokens=1000
    )
    return response['choices'][0]['message']['content'].strip() #added here

chatbot = gr.ChatInterface(respond, type="messages", title="Friendly ChatBot") #chatbot UI - convo history & user input
 
chatbot.launch()