# OlmoEarth v1.3 Base: Open weights

OlmoEarth v1.3 Base: Open weights (22 Oct 2026). Its weights are publicly available. 3 evidence links.

- Kind: Launch
- Developer: Ai2
- Confidence: Supported
- First seen: 2026-10-22T16:38:07.636Z
- Released: 2026-10-22T00:00:00.000Z
- Model: [OlmoEarth v1.3 Base](https://alexgetman.com/models/ai2/olmoearth-v1-3-base/)
- Canonical: https://alexgetman.com/signals/2026/10/22/olmoearth-v1-3-2/

## Evidence links

- [Hugging Face · blog](https://huggingface.co/blog/allenai/olmoearth-v1-3)
- [Primary source (reviewed)](https://allenai.org/blog/olmoearth-v1-3)
- [Primary source (reviewed)](https://huggingface.co/allenai/OlmoEarth-v1_3-Base)