Your embeddings forget exactly like a human brain does

This story is from 2026-09-01. It is preserved in the archive; the latest stories are on the live feed.

If you have built agent memory on a vector store, you have probably watched recall quietly degrade as the store grows, and assumed you needed better embeddings or a bigger index. We spent several months measuring that decay, and the result was not what we expected: LLM memory systems forget with th…

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1. 2026-09-01 07:44 · DEV Community — Machine Learning
   Your embeddings forget exactly like a human brain does