Memory That Compounds: What "Persistent" Actually Means for an Agent
· 6 min read
CatalEx Engineering · Published July 2, 2026 · 09:00 UTC
"Give the agent memory" is one of those phrases that sounds like a feature and is actually an architecture. Everyone agrees agents should remember things across sessions. Almost no one agrees on what that means — and the default implementation, a vector database that everything gets dumped into, produces agents that are confidently wrong about their own past.