Olmo 3 7B Think
Allen Institute for AI (Ai2) · 2025-11-20 · 7.3B parameters
Olmo 3 7B Think is Ai2's fully open 7B reasoning checkpoint, built from Olmo 3 Base through thinking SFT, DPO, and reinforcement learning with verifiable rewards. It generates intermediate thinking traces for math, coding, and general problem solving, and Ai2 publishes the weights, data, code, and checkpoints across the model flow.