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UK AI regulator chair Matt Clifford resigns over Anthropic conflict

9/8/2026

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Summary

Story summary

Matt Clifford, chair of the UK AI Regulation and Innovation Agency (ARIA), resigned to avoid a conflict with Anthropic.
He will remain ARIA chair until 6 November, as confirmed by the Secretary of State.
Clifford will lead Anthropic’s government engagement outside North America in his new role.
Dame Chi Onwurah called the dual role a clear conflict and wrote to AI minister Kanishka Narayan for details.

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Story summary

Matt Clifford, chair of the UK AI Regulation and Innovation Agency (ARIA), resigned to avoid a conflict with Anthropic.
He will remain ARIA chair until 6 November, as confirmed by the Secretary of State.
Clifford will lead Anthropic’s government engagement outside North America in his new role.
Dame Chi Onwurah called the dual role a clear conflict and wrote to AI minister Kanishka Narayan for details.