Written questions

AI Security Institute: Anthropic

Commons · Question 29988 · Tabled 15 Sep 2026 · Cabinet Office · Official record

Awaiting answer, due 12 Oct 2026

Question

Asked by Wendy Morton

To ask the Minister for the Cabinet Office, what access the AI Security Institute (a) requested and received to Claude Mythos 5.1 before its release to approved users and (b) has subsequently obtained; whether restrictions apply to that access; whether An