Ai2 is a nonprofit research institute developing open models, datasets, and tools alongside work in robotics, conservation, and scientific applications. Its projects emphasize open research infrastructure and broad access to advanced AI systems.
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Reviewed September 23, 2026 · Checked for accuracy and new information.
Lambert and Zick launched a nonprofit to study frontier AI in the open.
October 2, 2026MoveYanhong Li joins Thinking Machines LabThe former Ai2 predoctoral researcher has joined Thinking Machines Lab to work on pretraining.
July 20, 2026MoveYue Yang joins Thinking Machines LabYue Yang left Ai2 (Allen Institute for AI), where he was a research scientist on the PRIOR multimodal team, to join Thinking Machines Lab.
June 15, 2026MoveNathan Lambert leaves Ai2 to pursue a new open-model labLambert ended his tenure leading open-model post-training at Ai2 and is now founding a still-unnamed AI lab.
June 2, 2026MoveHanna Hajishirzi joins Microsoft AI as vice presidentThe OLMo and Tulu co-lead moved from Ai2 to Microsoft AI while retaining her University of Washington professorship.
March 23, 2026
