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Field notes from the operational frontier.

Deep dives on evaluations, post-training, human data, infrastructure, and the systems that decide whether AI actually works.

Fresh from the frontier.

Latest brief - Kimi K3

Kimi K3 Just Changed The Way AI Models Are Built

Chinese AI labs just caught up in a big way. Kimi K3’s architecture achieves 2.5x training efficiency with impressive memory recall.

Read the Kimi K3 brief