Swiss AI Initiative releases Apertus 1.5 with multimodal and reasoning updates
valentina__py · x · 2026-07-24
Swiss AI Initiative says it is releasing Apertus 1.5, described as a multimodal and reasoning update to its first v1 model.
The team says the new release is meant to build a foundation for a future regular open-model development program at scale. The image shows the Apertus branding alongside EPFL, ETH Zürich, and CSCS.
Related event: Swiss AI Releases Apertus 1.5 Open Multimodal Models(3 posts)→
More from Models
- Astra Scores 83% on GauntletBench, First Computer-Use Agent to Beat Human Baseline — ducha_aiki · 2026-09-11
- Kimi K2.8 Preview rolls out: near-K3 coding performance, 1M context for all tiers — teortaxesTex · 2026-09-11
- Looking for a classifier of software engineering task shapes to pick models per task — StewartalsopIII · 2026-09-11
- DeepSeek V4 Pro API to continue after Sept 2026, billing unchanged — teortaxesTex · 2026-09-11
- DeepSeek V4.1 Flash Hits 98% of GPT-6 Astra's Score at 1.4% of the Cost in Third-Party Benchmark — ayushtweetshere · 2026-09-11
- TheZvi Polls: Has Your Coding Model Choice Changed Since Fable 5.1 and Astra? — TheZvi · 2026-09-11