Anthropic Employee Replicates Half of Astra Proofs Using Fable, Sparking Debate

Outside-Iron-8242 · reddit · 2026-08-02

An Anthropic employee claimed to have successfully replicated 5 out of 10 Astra proofs using Fable.

Reddit users discussed the development, expressing interest in public models achieving this but questioning the lack of provided proofs. The community also wondered why, with massive compute at their disposal, the focus was on replicating existing results rather than tackling other open problems.

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