What is uk aisi?

UK AISI (AI Safety Institute) is a UK government body focused on evaluating frontier AI models for safety, particularly through jailbreaking tests.

• Mar 2026 - Geoffrey Irving said UK AISI had never failed to jailbreak a model, noting that strong jailbreaks are concentrated in domains like bio.
• Mar 2026 - Geoffrey Irving stated UK AISI is shifting work to longer research collaborations, both post-deployment and earlier before deployment is finalized, due to increasing pace of model releases.