Node.js 기본 대화

npm install openai

import OpenAI from 'openai';

const client = new OpenAI({
  apiKey: 'sk-xxx',
  baseURL: 'https://api.crazyrouter.com/v1',
});

async function main() {
  const response = await client.chat.completions.create({
    model: 'gpt-5.5',
    messages: [
      { role: 'system', content: '당신은 도움이 되는 어시스턴트입니다.' },
      { role: 'user', content: '한 문장으로 Node.js가 무엇인지 설명해 주세요' },
    ],
  });

  console.log(response.choices[0].message.content);
}

main();

async function streamChat() {
  const stream = await client.chat.completions.create({
    model: 'gpt-5.5',
    messages: [{ role: 'user', content: '프로그래밍에 관한 시 한 편을 써 주세요' }],
    stream: true,
  });

  for await (const chunk of stream) {
    const content = chunk.choices[0]?.delta?.content || '';
    process.stdout.write(content);
  }
  console.log();
}

streamChat();

const messages = [
  { role: 'system', content: '당신은 JavaScript 전문가입니다.' },
];

async function chat(userInput) {
  messages.push({ role: 'user', content: userInput });

  const response = await client.chat.completions.create({
    model: 'gpt-5.5',
    messages,
  });

  const reply = response.choices[0].message.content;
  messages.push({ role: 'assistant', content: reply });
  return reply;
}

async function main() {
  console.log(await chat('Promise가 무엇인가요?'));
  console.log(await chat('async/await와는 어떤 차이가 있나요?'));
}

main();

const OpenAI = require('openai');

const client = new OpenAI({
  apiKey: 'sk-xxx',
  baseURL: 'https://api.crazyrouter.com/v1',
});

client.chat.completions
  .create({
    model: 'gpt-5.5',
    messages: [{ role: 'user', content: '안녕하세요' }],
  })
  .then((res) => console.log(res.choices[0].message.content));