Apertus 1.5 8B
Apertus 1.5 8B.
Swiss AI Initiative Released July 24th, 2026 Family Apertus The lab's model card Compare with others 4
Benchmarks with a score
0
Ranked first, out of five or more models
0
In the top three
Swiss AI Initiative Jul 2026 Apertus 1.5 8B
Open weights Small
No Epoch Capabilities Index score yet
- CulturalRiddles 10.4% #13 /20
Where it ranks
Its best score on each benchmark, and where that ranks among every model with a score there. We rank each model once, at its best setting.
Knowledge and language
| Benchmark | Score | Rank | Source | |
|---|---|---|---|---|
| CulturalRiddles | 10.4% | #13 of 20 | Official leaderboard | |
| SEA-HELM | 54.2 | #57 of 71 | Official leaderboard | |
| Last Translation Benchmark | 1.32 | #30 of 36 | Official leaderboard |
Agents and tools
| Benchmark | Score | Rank | Source | |
|---|---|---|---|---|
| clembench | 18.8 | #6 of 6 | Official leaderboard |