Bletchley Declaration
A November 2023 declaration signed at the UK AI Safety Summit by 28 countries plus the EU, committing to international cooperation on frontier-AI risk. Kicked off the network of national AI Safety Institutes now working with model providers on pre-deployment testing.
Related terms
- EU AI Act
European Union regulation (effective 2024, phased through 2027) that classifies AI systems into risk tiers — unacceptable (banned), high-risk (conformity assessment required), limited-risk (transparency obligations), and minimal — and imposes proportionate obligations. Applies extraterritorially to any provider placing AI on the EU market.
- Frontier Model
The current-generation top-tier foundation models — GPT-5, Claude Opus 4.7, Gemini 2.5 Pro, o3 in 2026. Distinguished by superior capability at the cost of latency and per-token price. Also the term used by AI safety regulators (UK AI Safety Institute, US AI Safety Institute) to scope which models fall under enhanced review.
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Where this fits
Bletchley Declaration is part of the Evaluation & Governance vocabulary used in the Generative AI Maturity Framework. See the full glossary for the complete set of 149 defined terms, or take the free maturity assessment to see where your organisation stands.