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Documentation Index

Fetch the complete documentation index at: https://docs.helicone.ai/llms.txt

Use this file to discover all available pages before exploring further.

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HELICONE_API_KEY=<your-helicone-api-key>
OPENAI_API_KEY=<your-openai-api-key>
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import { OpenAI } from "@langchain/openai";

const llm = new OpenAI({
  apiKey: process.env.OPENAI_API_KEY,
  baseURL: "https://oai.helicone.ai/v1",
  defaultHeaders: {
    "Helicone-Auth": `Bearer ${process.env.HELICONE_API_KEY}`
  }
});
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const response = await llm.invoke("What is the meaning of life?");
console.log(response);
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