index.js

import { pipeline } from '@huggingface/transformers';

// Create a text generation pipeline
const generator = await pipeline(
  'text-generation',
  'onnx-community/Qwen2.5-0.5B-Instruct',
  { dtype: 'q4', device: 'webgpu' },
);

// Define the list of messages
const messages = [
  { role: 'system', content: 'You are a helpful assistant.' },
  { role: 'user', content: 'Tell me a funny joke.' },
];

// Generate a response
const output = await generator(messages, { max_new_tokens: 128 });
console.log(output[0].generated_text.at(-1).content);
// "Why did the tomato turn red?\n\nBecause it saw the salad dressing!"