The hard part of agent memory is noticing when it's stale
A lot of teams are now giving coding agents a shared memory that follows them from one tool to another. That's the right direction. The hard part, at least in what we measured, is not storing the memory. It's noticing when it is no longer true. In our Big Agentic Brain evals, when the only entries in memory were outdated, Sonnet saw the stale one in 88% of those runs and flagged it in only 4%.…
We haven't written up this one. Dev.to has the full story — the link below goes straight to it.