Aleph Alpha releases Kolibri open-weight model
Aleph Alpha has launched Kolibri, an open-weight mixture-of-experts model totaling 78 billion parameters with approximately three billion active parameters per token. The German-English model was trained across Germany and Finland on 768 B200 GPUs, with German text comprising more than 21 percent of its training dataset. Claims are as reported; this summary makes no determination about accuracy or significance.
- First detected
- Oct 5, 2026
- Last updated
- Oct 5, 2026
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Why it matters
The release provides European organizations and developers with an open-source alternative tailored for German and bilingual language workloads. Releasing weights under the permissive Apache 2.0 license allows commercial adoption and local hosting, addressing regional data residency priorities while utilizing efficient sparse mixture-of-experts inference.
Coverage
Primary/vendor sources vs independent reporting
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How this developed
Oct 5, 2026
Development detected
New reporting added
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