'AI Has Amnesia': A Survey Maps Every System Built to Give LLMs Long-Term Memory
Medium (Hacker News)·low signal
A trending post catalogs approaches to LLM long-term memory — vector stores, knowledge graphs, episodic/semantic memory layers, and context-compression schemes — as a single map for builders wiring persistence into agents. It's secondary synthesis rather than primary research, but lands the same week OpenAI shipped its ChatGPT memory upgrade, underscoring memory as 2026's central agent-infrastructure problem.