Machine Heart

Oct 9, 2026 · Industry Insights

Fired OpenAI Safety Researchers Publish Open Letter Demanding Model Monitorability

Three OpenAI safety researchers fired for allegedly sharing confidential information published an open letter defending their actions and demanding the company honor commitments to third-party audits, guarantee frontier model monitorability, and preserve an open safety culture, warning that losing chain-of-thought monitorability undermines AI safety.