swiss-ai/Apertus-v1.5-70B-base
archivedmodel
Apertus 1.5 is a family of 8B and 70B fully open, multilingual, and multimodal models from the Swiss AI Initiative, trained only on openly available data and released with open weights, open data, and open training documentation. 72B params. License: apache-2.0.
- Org
- swiss-ai
- Released
- 2026-09-23
- Status
- archived
- License
- apache-2.0 (permissive)
- Parameters
- 71.9B
- Task
- image-text-to-text · vision
- Signal
- 3 HF likes · 664 downloads
- Weights
- gated
- Archived
- 2026-10-23 (aged out (older than 30 days); stats as last seen)
Runs on
mixed: real files + estimate; need = weights + FP16 KV cache for 8K tokens + 1GB. A sizing calculation, not tested.
- Q4 ~50.3 GB (estimated size): Mac 96GB, CPU only, 64GB RAM (slow)
- Q8 ~83.5 GB (estimated size): 96GB GPU (RTX Pro 6000 Blackwell), 1× DGX Spark (128GB), Strix Halo 128GB unified (~96GB usable), Mac 128GB, Mac 192GB, CPU only, 128GB RAM (slow)
- FP16 ~151.4 GB: 2× DGX Spark (256GB), Mac 256GB, Mac 512GB, CPU only, 256GB RAM (slow)
Links
First published here 2026-09-23 · updated 2026-10-23 · markdown · JSON