UK AI Security Institute

license

MIT(OSI)

source

public(full framework, 200+ evals)

governance

public-sector(UK AISI)+Meridian Labs

core-gated

ungated

Fully OSI (MIT), government-backed, no proprietary core, full pipeline open.

• https://github.com/UKGovernmentBEIS/inspect_ai recorded 2026-06-04

  MIT license; framework for LLM evals with 200+ pre-built evals; UK AISI maintainer; 2.2k stars, 5,886 commits