GPT-6 Astra chess test: 4 wins at Stockfish 1320/1500 limiter settings, 2 losses at 1700
This story is from 2026-09-08. It is preserved in the archive; the latest stories are on the live feed.
I ran this as a small reproducible experiment, not as an Elo claim. GPT-6 Astra played six full games against Stockfish 18 under a FEN protocol. Astra was given the authoritative current position each turn, but had no chess engine, no legal move list, no opening book, no tablebase, no web access, n…
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- 2026-09-08 14:03 · r/OpenAI
GPT-6 Astra chess test: 4 wins at Stockfish 1320/1500 limiter settings, 2 losses at 1700