Kolibri

Open-weight English-German MoE model for sovereign mission-critical AI

aleph-alpha.com/en/blog/kolibri-has-landed-a-sovereign-open-weight-model

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Kolibri is Aleph Alpha's open-weight Mixture-of-Experts language model released on 3 October 2026. It has about 78B total parameters with roughly 3.5B active per token, supports context lengths up to 1M tokens, and is available on Hugging Face under Apache 2.0. The model is specialized for German and English use in regulated settings such as public administration, industry, and aerospace, and can be served on customer infrastructure via Aleph Alpha's inference tooling.

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  • Homepagealeph-alpha.com/en/models-overview
  • Homepagealeph-alpha.com/en/blog/kolibri-has-landed-a-sovereign-open-weight-model
  • GitHubgithub.com/Aleph-Alpha
  • Documentationhuggingface.co/Aleph-Alpha
  • Homepagealeph-alpha.com/en/blog/kolibri-has-landed-a-sovereign-open-weight-model
  • GitHubgithub.com/Aleph-Alpha

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