Aleph Alpha releases open-source AI model 'Kolibri' for self-hosting

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On October 3, 2026, German AI firm Aleph Alpha published the Kolibri model on Hugging Face under an open license. The 78-billion-parameter model processes English and German text and can be run on private hardware, keeping all data within a user's own network. Its mixture-of-experts architecture activates only a fraction of its total parameters per token, improving efficiency. The release is presented as a sovereign AI solution, built under European regulations to give users full control over their data and infrastructure.

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