Developer decompiles Crimsonland with several models, Opus 5.5 finishes the job

banteg @bantegOriginally posted 2026.09.28

Open original on X

opus 5.5 just solved a 1800-line player_update function in my crimsonland decomp. it's seen over a 100 agent-hours work since july, including 50 hours by gpt-5.6-sol, 20 hours by gpt-6-astra, and 36 hours by opus 5.5. https://github.com/banteg/crimson/blob/0b65bcfcdc2dfe75fa65e04b311cef644f1a6bfe/tools/match/scratches/player_update/scratch.cpp