Semvec, Semvec Cortex, and Neo4j A clinical assistant that remembers a patient’s full history across a 12-hour shift handover and knows which colleague already investigated the same case three hours earlier behaves nothing like one that treats every conversation as a fresh start. LLMs do not have native memory; they fake it by re-reading the entire conversation on each turn. This means token costs grow linearly. Context windows snap. And the moment a second agent enters the picture, eve...
Read it: Constant-cost semantic memory for multi-agent systems