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Your agent forgets the rules after the first compaction: what a study of 269 constraints found

This story is from 2026-10-26. It is preserved in the archive; the latest stories are on the live feed.

After a coding agent's first compaction, about one-third of the anti-cheating rules it was given are gone — 0.92 of three rule categories, on average. And in 269 constraints pulled from real user sessions, instructions about how to work and what not to do are dropped roughly six times more often th…

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  1. 2026-10-26 21:36 · DEV Community — AI
    Your agent forgets the rules after the first compaction: what a study of 269 constraints found

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