Dreaming: Better memory for a more helpful ChatGPT
OpenAI, Thursday, June 4th, 2026
Improving memory synthesis in ChatGPT to optimize for freshness, continuity and relevance
Today we're beginning to roll out a more capable and scalable system for synthesizing memory, developed to tackle the staleness, correctness, and scalability challenges that we observe when memory is applied to the hundreds of millions of users and multi-year time horizons in ChatGPT.