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About Chudo II

Chudo II is a multi-AI chat platform built for users speaking Russian, Spanish, and English.

Legal entity

Operator: Pablo Ivalde (individual entrepreneur)

OGRNIP / INN: [TODO: pending registration]

Registered address: [TODO: pending registration]

Business email: contact@chudoii.com

Personal data enquiries: dpo@chudoii.com

Technology

The platform uses:

  • Russian LLMs: YandexGPT (Yandex Cloud), GigaChat (Sber)
  • Foreign LLMs (optional, with consent): OpenAI, Anthropic, Google
  • Local models: Gemma 4 E2B/E4B (via LiteRT-LM)

All servers are located on the territory of the Russian Federation, in line with the data localisation requirement of Federal Law 152-FZ.

Open source

Chudo II is built on a fork of Open WebUI (BSD-3-Clause). Attribution to upstream authors is provided in the CREDITS.md file in our repository. Chudo II's own code ships under a proprietary license.