An open-weight LLM released by Swiss institutions.
Apertus is like a Lego robot kit with the instructions still in the box. You can turn it on, then rebuild it your way.
It is useful for research, private setups, and local-language apps. The key point is simple: people can check it and repeat the work.
LLM
Apertus is an LLM for understanding and writing text.
Open-source-model
Apertus follows the open model path for study and change.
Open weights
Open weights let users download and run Apertus themselves.
Multilingual AI
Apertus focuses on many languages, so more people can use it.