EVERY SIGNAL, SORTED.

Switzerland, Apertus, Open Models, Multilingual AI, Multimodal AI, Training Data, Reproducibility, Model Evaluation, Sovereign AI and Public Research

Apertus opened the training receipt. The July weights are not an October launch

Swiss AI released the Apertus 1.5 weights on July 24. The useful October news is a much fuller trail through the data, training stages, checkpoints and evaluations. That receipt makes inspection possible, but it does not make reproduction cheap or every deployment safe.