An LLM appears to legitimately beat a chess engine without cheating or harnesses
MikePFrank · x · 2026-09-06
- Mike Frank watched an LLM ("Astra") play a real chess engine and asks whether this is the first time an LLM has legitimately won without cheating (e.g. coding a chess engine) or any special harness.
- In the quoted second game, Astra was up 9 pawns and spotting a potential mating line — sustained genuine play, not a one-off lucky move.
Related event: GPT-6 Astra beats chess engine with raw model output, 41-move mate(3 posts)→
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