AI model loses chess match against chess.com's 1300 ELO Nelson bot

MikePFrank · x · 2026-09-06

Mike Frank tested Astra (Extra High mode) against chess.com's Nelson bot (ELO 1300) — and the model lost. He then had Astra build a browser-based game-replay app after the match and screenshotted the result. He plans to see whether Ultra mode fares better — a fun reversal for a frontier AI struggling at a simple reasoning task.

Related event: Astra Loses to 1300-Elo Chess Bot, Then Wins with Ultra Mode and Visualization Tool(7 posts)→

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