Persistent memory: privacy and retention — what a product memory feature keeps across sessions by design, and whether I can control or delete it
In one sentence how much you can see and delete is decided by the product and its backend. The harder lesson comes from NYT v. OpenAI (2025) govern the product's memory as one more copy of your data, subject to both the product and the law — don't read "I flipped the switch off" as "it's all deleted."