Biggest open RL run yet: 2,048 GPUs, 9 days, 17M rollouts, 3T+ tokens

LiTianleli · x · 2026-11-06

Details of the Inkling joint RL run suggest the largest open RL training run with public metrics: 1,075 steps, 17M+ rollouts over 9 days on 2,048 GPUs, over 4×10²³ FLOPs and 3T+ tokens. Batch size (3B tokens) matches MiMo V2.6 but with 36x more steps; unlike the previous Inkling release, reasoning and agentic RL were combined in a single joint run instead of separate runs merged via multi-teacher distillation.

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