Memory Systems in AI Assistants (opens in new tab)

Memory turns assistants from reactive to persistent, but it is also where many systems quietly rot. Surveys argue the short-term versus long-term split is no longer enough for modern agent memory; OpenAI and LangGraph SDKs point to a simpler stack — working memory, durable state, and retrieval. Assistants need working memory for the current run, durable state for stable facts and preferences, and retrieval memory for relevant supporting context. My slightly opinionated view is that structured...