Browse documentation

Memory

Memory lets the AI remember facts and preferences you choose — across your chats, or within a project.

2 min Updated 22 July 2026

1What it is

You can store facts, preferences and instructions for the AI to reuse. Memory can be account-level (private to you, used across your chats) or project-level (shared with the people in that Project).

2Manage it

Turn personal memory on or off and edit entries at Memory. It's encrypted, and redaction is applied before memory is sent with a request.

The Memory settings page.
Manage what the AI remembers on the Memory page.

Keep reading

PersonasA persona is a reusable instruction set that shapes how the AI replies — a tone, a role, or a format. It's not a separate bot.RedactionCognos can spot sensitive details in your message — an IBAN, an email, a card number — and hide them before the AI ever sees them.Your privacyA plain-language summary of what Cognos can and can't see — and the controls that keep it that way.