Designing Agent Memory: Five Gates a Bigger Context Window Cannot Replace
Think of your agent's history as a warehouse the size of a city block. Every event goes onto a shelf: user messages, tool outputs, retrieved documents, the model's own half-formed plans. A million-token context window makes that warehouse bigger. It does not hire a librarian, and it does not tell the forklift which box to fetch before the battery dies. A warehouse does not become a library just because you keep adding shelves.
The interesting engineering is the set of mechanisms that decide which objects travel from the dark shelves to a small, brightly lit workbench where the model actually reasons this turn, how they get updated there, and when they go back into storage or into the incinerator. Context is the working set. Memory is the architecture of gates that governs it.
A vast wall of dark archive drawers surrounds a circular aperture. One yellow memory tile sits alone...
Copyright of this story solely belongs to hackernoon.com. To see the full text click HERE
