Openai memory

OpenAI Memory Explained: ChatGPT Saved Memories, Dreaming, and Memory for Developers

The phrase openai memory covers two different things: the memory feature inside ChatGPT, and the memory you have to assemble yourself when building on OpenAI's models. This guide separates them, traces the documented timeline from the 2024 launch through the June 2026 dreaming release, maps which memory store applies on which surface, and ends with a checklist of where the sources agree and a decision tree for your situation.