Science & math
Lean 4 disproof of the Köthe conjecture
In an Epoch AI eval, a pre-release GPT-6 Astra autonomously wrote a Lean 4 counterexample. Challenge/Solution, Comparator config, and CI are in the repo.
Science & math / GPT-6 Astra

给四模型相同prompt。 作者认为Astra总体第一但卡顿抖动;Kimi/Fable更平滑,Gemini速度价格占优。 排名与费用为作者评估,未取得统一测试日志。
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