Russian that reads naturally
Alice AI writes Russian without the stiff phrasing of translated text: customer emails, support replies, marketing copy, editing.
Alice AI, YandexGPT and Yandex embeddings through one OpenAI-compatible API. Your company pays by bank transfer against a USD invoice from Kosareva Cloud LLC, Armenia.
In short: Yandex models are not available on OpenRouter as of October 2026. Through kosareva.cloud you get Alice AI, YandexGPT and Yandex embeddings through an OpenAI-compatible API: change base_url and the key, keep your code. Your company pays by USD invoice from Kosareva Cloud LLC (Armenia), from $50. Requests are processed in Russia.
Bank transfer to ID Bank, Armenia
Works with any OpenAI SDK
No subscription, billed per token
Kosareva Cloud LLC, Armenia
Yandex models for teams that need natural Russian in their product, billed to a company outside Russia.
Alice AI writes Russian without the stiff phrasing of translated text: customer emails, support replies, marketing copy, editing.
OpenRouter’s public model list had no Yandex models on 3 October 2026. Here Alice AI, YandexGPT and the embeddings work under one key.
An English invoice in US dollars from Kosareva Cloud LLC, registered in Armenia, paid by bank transfer to our USD account at ID Bank.
Chat completions, streaming and embeddings in the OpenAI format. Change base_url and the model name; the OpenAI SDK keeps working.
Yandex Embeddings Doc and Query: $0.17 per million tokens, up to 8,192 tokens per chunk. Documents go to Doc, search queries to Query.
Context: 32,768 tokens for YandexGPT, 131,072 for Alice AI. Long agent chains and code are not their strength, and Alice AI gives no cache discount.
Per 1 million tokens. Approximate: the catalog price in rubles divided by 85.5 ₽ per $1, ID Bank’s non-cash rate on 3 October 2026. Your balance is kept in rubles.
| Model | Input, per 1M | Output, per 1M | Context | API name |
|---|---|---|---|---|
| Alice AI | $8.19 (700 ₽) | $19.65 (1,680 ₽) | 131K | alice-ai |
| Alice AI Flash | $1.64 (140 ₽) | $3.27 (280 ₽) | 66K | alice-ai-flash |
| YandexGPT 5.1 Pro | $13.10 (1,120 ₽) | $13.10 (1,120 ₽) | 33K | yandexgpt-5-1-pro |
| YandexGPT 5 Lite | $3.27 (280 ₽) | $3.27 (280 ₽) | 33K | yandexgpt-5-lite |
| YandexGPT 5 Pro | $19.65 (1,680 ₽) | $19.65 (1,680 ₽) | 33K | yandexgpt-5-pro |
| Yandex Embeddings Doc | $0.17 (14.14 ₽) | — | 8K | yandex-embeddings-doc |
| Yandex Embeddings Query | $0.17 (14.14 ₽) | — | 8K | yandex-embeddings-query |
Alice AI Flash: a repeated prompt prefix is billed at $0.41 per 1M instead of $1.64; the other Yandex models have no cache discount. Embeddings have no output price. A USD invoice is converted at ID Bank’s non-cash rate on the invoice date, so the dollar figure can differ slightly.
Four steps. No card and no Russian bank account needed.
At sign-up choose “Company or sole proprietor”, then “In another country”: country of registration and company registration number. Tax ID is optional.
RegisterIn “Top up balance” click “Issue invoice (companies)” and enter the amount. You get an English invoice in US dollars, minimum $50, due in 10 days.
Pay from the company account to our USD account at ID Bank, Armenia. The balance is credited once the bank confirms the payment, usually in 1–3 business days.
Create an API key and send requests. Usage per key is visible in the dashboard; set a spending limit on each key if you need one.
OpenAI-compatible endpoint: only base_url and the model name change.
Register, top up by USD invoice and create an API key in the dashboard.
base_url https://api.kosareva.cloud/v1, your key in place of the OpenAI key.
alice-ai, alice-ai-flash, yandexgpt-5-1-pro or yandexgpt-5-lite; yandex-embeddings-doc and yandex-embeddings-query for embeddings.
from openai import OpenAI client = OpenAI( api_key="YOUR_API_KEY", base_url="https://api.kosareva.cloud/v1", ) response = client.chat.completions.create( model="alice-ai", messages=[{"role": "user", "content": "Write a short welcome email in Russian for a new customer."}], ) print(response.choices[0].message.content)
import OpenAI from "openai"; const client = new OpenAI({ apiKey: "YOUR_API_KEY", baseURL: "https://api.kosareva.cloud/v1", }); const response = await client.chat.completions.create({ model: "alice-ai", messages: [{ role: "user", content: "Write a short welcome email in Russian for a new customer." }], }); console.log(response.choices[0].message.content);
curl https://api.kosareva.cloud/v1/chat/completions \ -H "Authorization: Bearer YOUR_API_KEY" \ -H "Content-Type: application/json" \ -d '{ "model": "alice-ai", "messages": [{"role": "user", "content": "Write a short welcome email in Russian for a new customer."}] }'
Requests to Yandex models are processed in Russia, on Yandex infrastructure. If you are in the EU or send personal data of EU residents, assess the GDPR side before you send it.
You are responsible for compliance with the rules of your jurisdiction. We describe how the service works; we don’t give legal advice.
The balance and usage are kept in rubles. Dollar prices here are approximate, at 85.5 ₽ per $1 as of 3 October 2026; the invoice uses ID Bank’s rate on its date.
Cards issued outside Russia are not accepted. Invoices are in USD; for EUR, write to us and we’ll discuss it.
Payment, data and models.
Not as of October 2026: OpenRouter’s public model list (466 models on 3 October 2026) had no Yandex models. Here they work through an OpenAI-compatible API with one key.
Register as “Company or sole proprietor” → “In another country”, then click “Issue invoice (companies)” in “Top up balance”. The invoice is in English and in US dollars, minimum $50, due in 10 days. The balance is credited after the bank confirms the payment, usually in 1–3 business days.
Cards issued outside Russia are not accepted. Companies pay by bank transfer against a USD invoice.
The catalog and your balance are in rubles. The dollar prices are the ruble prices divided by 85.5 (ID Bank’s non-cash rate on 3 October 2026), rounded to the cent. The invoice uses ID Bank’s rate on the invoice date, so the dollar amount can move slightly.
Requests to Yandex models are processed in Russia, on Yandex infrastructure. If GDPR applies to you, assess the transfer before sending personal data. You are responsible for compliance with the rules of your jurisdiction.
Not yet. If you need a EUR invoice, write to ceo@kosareva.cloud or Telegram @kosareva_cloud and we’ll discuss it.
Register the company, issue a USD invoice from $50 and send your first requests to Alice AI and YandexGPT. Questions: ceo@kosareva.cloud or @kosareva_cloud in Telegram.