Inside the Memory Decision Loop: How AI Agents Decide What to Remember, Update, or Forget

This story is from 2026-09-06. It is preserved in the archive; the latest stories are on the live feed.

Most people who add "memory" to an AI agent do the same thing: embed every message, throw the vector into Pinecone or pgvector, and call similarity_search at query time. It works for a demo. It falls apart in production, because nothing ever updates or deletes anything — the store only grows, and i…

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1. 2026-09-06 19:19 · DEV Community — Machine Learning
   Inside the Memory Decision Loop: How AI Agents Decide What to Remember, Update, or Forget