California Gov. Gavin Newsom signs into law two bills, backed by Anthropic and OpenAI, regulating how outside groups evaluate AI for safety (Christine Mui/Politico)

California Governor Gavin Newsom signed two bills, backed by Anthropic and OpenAI, that require independent evaluators to follow state-approved procedures when assessing AI systems for safety risks. The legislation also establishes reporting standards and oversight mechanisms to ensure transparency and accountability in AI safety testing.