Your agent calls a flaky API, gets a 429, retries with the same arguments, and gets rate-limited again. Ten minutes later, in a fresh session, it does the exact same thing. Nothing about the failure got remembered — the agent has no way to know it already learned this lesson, because the lesson lived in a transcript that got thrown away when the process exited. This week a post about manually gatekeeping AI agent tool calls hit the front page of dev.to with 48 comments — mostly developers arg...