OpenAI SDK

Python

from openai import OpenAI

client = OpenAI(
    api_key="sk-ne_xxxxxxxxxxxxxxxxxxxxxxxxx",
    base_url="https://api.tovmasiani.ru/v1"
)

response = client.chat.completions.create(
    model="gpt-5.5",
    messages=[{"role": "user", "content": "Привет!"}]
)

print(response.choices[0].message.content)

Node.js

import OpenAI from "openai";

const client = new OpenAI({
  apiKey: "sk-ne_xxxxxxxxxxxxxxxxxxxxxxxxx",
  baseURL: "https://api.tovmasiani.ru/v1"
});

const response = await client.chat.completions.create({
  model: "gpt-5.5",
  messages: [{ role: "user", content: "Привет!" }]
});

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