After Claude beat Pokemon FireRed, a harder benchmark built on ROM hack Radical Red

simonguozirui · x · 2026-09-10

Months ago Claude (dubbed "Fable") beat Pokemon FireRed using a very naive strategy that worked mainly because FireRed is a fairly simple game. To push further, bkalisetti01 built a harder agent benchmark based on the notoriously difficult ROM hack Pokemon Radical Red, aiming to stress-test long-horizon planning and game control.

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