OpenAI Node.js SDK

The TypeScript/JavaScript path to HiWay.

bash

npm install openai

hiway.ts

import OpenAI from "openai";

const client = new OpenAI({
  baseURL: "https://www.hiway2llm.com/v1",
  apiKey: process.env.HIWAY_API_KEY!,
});

const response = await client.chat.completions.create({
  model: "auto",
  messages: [{ role: "user", content: "Write a limerick about HTTP" }],
});

console.log(response.choices[0].message.content);
console.log("Routed to:", response.model);

Streaming

typescript

const stream = await client.chat.completions.create({
  model: "auto",
  messages: [...],
  stream: true,
});

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

Reading HiWay headers

typescript

const response = await client.chat.completions
  .create({ model: "auto", messages: [...] })
  .withResponse();

console.log(response.response.headers.get("x-hiway-model"));
console.log(response.response.headers.get("x-hiway-cost-usd"));