Does Step4 even exist? One "distillation" slide sparks debate on Chinese labs' training routes

zephyr_z9 · x · 2026-09-09

teortaxesTex shared what he calls the most interesting slide in a deck: it lumps several Chinese model labs' capability sources under "distillation," but he argues they reflect entirely different philosophies and asks readers to spot the pattern. Reposting it, zephyrz9 questions whether Step4 (StepFun's next model) even exists at all, suggesting the Step entry lacks public evidence. The exchange centers on the opaque and divergent distillation strategies among Chinese AI labs.

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