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Your agent's memory needs a forgetting curve, not a bigger database

This story is from 2026-09-22. It is preserved in the archive; the latest stories are on the live feed.

The naive version of agent memory is "save everything, retrieve what's relevant." I ran that version for three weeks. It failed in a way nobody warns you about: not with an error, but with a slow, silent rot. By week three, recall quality had dropped noticeably. Not because the retrieval was broken…

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  1. 2026-09-22 02:31 · DEV Community — AI
    Your agent's memory needs a forgetting curve, not a bigger database

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