Question follow-through · 29988
AI Security Institute: Anthropic
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
About this written question
A written question asks a government minister for information in writing. Parliament publishes the question and any answer.
- Answering body
- Cabinet Office
- Tabled
- 15 Sept 2026
- Target answer date
- 12 Oct 2026
- Answer
- No published answer in this record
Elapsed calendar days describe the record timeline, not whether Parliament considers an answer on time.
Recorded timeline
15 Sept 2026
Question tabled
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
12 Oct 2026
Target answer date
Date supplied by the official written-questions record.
Official data retrieved 1 Oct 2026.
Later records
Possible follow-up questions
Strong links require the same MP, department and exact heading. Other same-department questions are shown as unreviewed candidates, not as confirmed follow-ups. No debate link is asserted unless a stable source relationship exists.
No later same-department questions indexed.
This is an absence in covered public data, not evidence that no follow-up occurred elsewhere.