Kolibri Has Landed: A Sovereign Open-Weight Model
Aleph Alpha released Kolibri, an Apache 2.0 English-German MoE with 78B total and 3B active parameters.
Aleph Alpha released Kolibri, an English-German mixture-of-experts transformer with 78 billion total parameters, 3 billion active, and a context window up to 1 million tokens. Full weights are on Hugging Face under Apache 2.0, following Kolibri Origin, a 30B-total, 3B-active model with a 65k context. Reported scores include AIME 2025 at 96.9, GPQA Diamond at 84.3, and LiveCodeBench v6 at 85.9, competitive with models that use up to four times as many active parameters. It is aimed at on-premise sovereign deployments in German public administration, industrials, and aerospace.
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