npm install openai

import OpenAI from "openai";

const openai = new OpenAI();
// OPENAI_BASE_URL is auto-configured — no API key or base URL needed

const completion = await openai.chat.completions.create({
  model: "gpt-4o-mini",
  messages: [{ role: "user", content: "Hello!" }],
});

npm install @anthropic-ai/sdk

import Anthropic from "@anthropic-ai/sdk";

const client = new Anthropic({
  baseURL: Netlify.env.get("ANTHROPIC_BASE_URL"),
});

const message = await client.messages.create({
  model: "claude-sonnet-4-5-20250929",
  max_tokens: 1024,
  messages: [{ role: "user", content: "Hello!" }],
});

npm install @google/generative-ai

import { GoogleGenerativeAI } from "@google/generative-ai";

const genAI = new GoogleGenerativeAI("placeholder");
// Configure base URL via environment variable

const model = genAI.getGenerativeModel({ model: "gemini-2.5-flash" });
const result = await model.generateContent("Hello!");

import type { Config, Context } from "@netlify/functions";
import OpenAI from "openai";

export default async (req: Request, context: Context) => {
  const { prompt } = await req.json();
  const openai = new OpenAI();

  const completion = await openai.chat.completions.create({
    model: "gpt-4o-mini",
    messages: [{ role: "user", content: prompt }],
  });

  return Response.json({
    response: completion.choices[0].message.content,
  });
};

export const config: Config = {
  path: "/api/ai",
  method: "POST",
};