Dreaming: Better memory for a more helpful ChatGPT
ChatGPT just got a long-term memory. Here's why that changes everything about user retention.

Why it matters
OpenAI is shipping persistent memory features that let ChatGPT retain user preferences across sessions—a foundational shift toward personalized, context-aware AI assistants that deepen user lock-in and differentiate against competitors.
The key facts
4 to knowChatGPT introduces new memory system
Feature focuses on retaining user preferences across conversations
Designed to keep context fresh and relevant across sessions
Published June 4, 2026
Go to the source
OpenAI Blogopenai.com
Publisher excerpt: ChatGPT introduces a new memory system to better remember preferences, keeping context fresh and relevant across conversations.