Server-side error with vercel 'ai' npm package about lunary HOT 6 OPEN

lunary.init({ appId: "..." });
const openai = new OpenAI({
  apiKey: "sk-...",
});

monitorOpenAI(openai);
export const runtime = "edge";

export async function GET() {
  const result = await openai.chat.completions.create({
    model: "gpt-3.5-turbo",
    temperature: 0.9,
    stream: true,
    messages: [
      { role: "system", content: "You are an helpful assistant" },
      { role: "user", content: "Print a random string" },
    ],
  });

  const stream = iteratorToStream(result);
  return new Response(stream);
}


function iteratorToStream(iterator: any) {
  const encoder = new TextEncoder();
  return new ReadableStream({
    async pull(controller) {
      try {
        const { value, done } = await iterator.next();
        if (done) return controller.close();
        const bytes = encoder.encode(JSON.stringify(value) + "\n");
        controller.enqueue(bytes);
      } catch (error) {
        controller.error(error);
      }
    },
  });
}

const openai = new OpenAI({
  apiKey: process.env.OPENAI_API_KEY
})
const res = await openai.chat.completions.create({
  model: 'gpt-4-0125-preview',
  user: userId,
  messages,
  temperature: 0.7,
  stream: true
})

const openai = monitorOpenAI(
  new OpenAI({
    apiKey: process.env.OPENAI_API_KEY
  })
)
const res = await openai.chat.completions.create({
  model: 'gpt-4-0125-preview',
  user: userId,
  messages,
  temperature: 0.7,
  stream: true
})