One API for GPT, Claude, Gemini & 200+ AI models

RouterBase routes models from OpenAI, Anthropic, Google, Meta, and more through one OpenAI-compatible API—with smart routing, automatic fallback, and unified billing.

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import OpenAI from "openai";

const client = new OpenAI({
  apiKey: process.env.ROUTERBASE_API_KEY,
  baseURL: "https://routerbase.com/v1",
});

const response = await client.chat.completions.create({
  model: process.env.ROUTERBASE_MODEL,
  messages: [{ role: "user", content: "Hello from RouterBase" }],
});

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

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