Aleph Alpha releases Kolibri 78B open-weight German-English modelAleph Alpha released Kolibri, a 78.1B parameter mixture-of-experts model for German and English with only 3.46B active parameters, as an open-weight release.Oct 4, 2026·2 sourcesMixture of experts (MoE)AI foundation modelsOpen-source AIOpen weights vs closed modelsMultilingual models00