Kolibri is an open-weight large language model (LLM) from Aleph Alpha for German and English: a mixture of experts with 78 billion parameters that only uses about 3.5 billion of them for each token it reads or writes. It came out on 3 October 2026 under the Apache 2.0 license, the weights are on Hugging Face, and it was trained from scratch on infrastructure in Germany and Finland. (Kolibri is German for hummingbird, which is cute for a model whose whole trick is being light.) I live in Germany,...