Swiss AI Initiative Releases 134-Page Apertus 1.5 Report on Open Multimodal Reasoners

The Swiss AI Initiative led by ETH and EPFL published a 134-page technical report for Apertus 1.5, detailing its transition from open text models to fully open multimodal reasoning models.

2026-10-14 ~ 2026-10-16 · 2 related posts

• ETH/EPFL release 134-page fully open Apertus v1.5 multimodal reasoning report — LucaAmb · 2026-10-14

1 near-duplicate retellings: valentina__py