# Allen Institute for AI: what I've logged

> Allen Institute for AI comes up in 3 posts of my AI log, from November 2025 to May 2026, and each item below links to the primary source. The releases I logged include MolmoAct 2, Olmo 3.1 32B Think and Olmo 3, filed under frontier, agents and coding and robotics.

## Items

1. **MolmoAct 2** (Allen Institute for AI, 4 May 2026): A fully open robot action model with weights, code and data, reporting a 20.6% average on its MolmoBot household benchmark against 10.3% for pi0.5. [Primary source](https://allenai.org/blog/molmoact2) · [Post](https://heyaliasif.com/ai/2026-05-04-week-in-ai#item-4)
2. **Olmo 3.1 32B Think** (Allen Institute for AI, 8 Dec 2025): Extended reinforcement-learning training on top of the fully open Olmo 3 recipe. [Primary source](https://huggingface.co/allenai/Olmo-3.1-32B-Think) · [Post](https://heyaliasif.com/ai/2025-12-08-week-in-ai#item-6)
3. **Olmo 3** (Allen Institute for AI, 17 Nov 2025): A fully open model family that releases data, code and every checkpoint, including a 32B Think model. [Primary source](https://allenai.org/blog/olmo3) · [Post](https://heyaliasif.com/ai/2025-11-17-week-in-ai#item-7)

## Posts

- 2026-05-04 [GPT-Realtime-2, Anthropic's SpaceX compute deal, MolmoAct2](https://heyaliasif.com/ai/2026-05-04-week-in-ai)
- 2025-12-08 [GPT-5.2 lands, MCP moves to a foundation, Devstral 2 and GLM-4.6V](https://heyaliasif.com/ai/2025-12-08-week-in-ai)
- 2025-11-17 [Gemini 3 Pro, Antigravity, Grok 4.1, Nano Banana Pro, SAM 3](https://heyaliasif.com/ai/2025-11-17-week-in-ai)

Canonical: https://heyaliasif.com/ai/topics/allen-institute-for-ai