Пять моделей
за одним baseURL.

from openai import OpenAI

client = OpenAI(
    base_url="https://lumina-site-5x8.pages.dev/v1",
    api_key="lum-ВАШ_КЛЮЧ",
)

response = client.chat.completions.create(
    model="claude-sonnet-5",
    messages=[{"role": "user", "content": "Привет!"}],
)
print(response.choices[0].message.content)

import OpenAI from "openai";

const client = new OpenAI({
  baseURL: "https://lumina-site-5x8.pages.dev/v1",
  apiKey: process.env.LUMINA_API_KEY,
});

const response = await client.chat.completions.create({
  model: "claude-sonnet-5",
  messages: [{ role: "user", content: "Привет!" }],
});
console.log(response.choices[0].message.content);

curl https://lumina-site-5x8.pages.dev/v1/chat/completions \
  -H "Authorization: Bearer $LUMINA_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "claude-haiku-4-5",
    "messages": [{"role": "user", "content": "Привет!"}]
  }'