Departed from Anthropic alongside Mrinank Sharma during the February 2026 safety researcher exodus. Part of a wave of departures expressing concern about the gap between Anthropic's safety commitments and competitive pressures.

Departed from Anthropic alongside Mrinank Sharma during the February 2026 safety researcher exodus. Part of a wave of departures expressing concern about the gap between Anthropic's safety commitments and competitive pressures.

Warned 'the world is in peril.' Cited a disconnect between Anthropic's stated safety values and competitive pressures driving actual decisions.

Said he's 'pretty terrified' by the pace of AI development. Called the pursuit of AGI a 'very risky gamble with the future of humanity.'

Said 'Neither OpenAI nor any other frontier lab is ready' for AGI. Noted OpenAI placed increasingly restrictive limits on what he could publish. The AGI Readiness team was disbanded after his departure.

Co-led the Superalignment team and was involved in the attempted board ouster of Sam Altman in Nov 2023. After the board crisis resolved in Altman's favor, Sutskever departed and founded Safe Superintelligence Inc. (SSI).

Fired after writing an internal board memo about cybersecurity vulnerabilities. Later published the influential 'Situational Awareness' essay arguing AGI is imminent and labs are unprepared.

Lost confidence in OpenAI leadership's ability to handle AGI responsibly. Forfeited approximately $1.7M in vested equity by refusing to sign a non-disparagement agreement.

Left the Superalignment team. Said 'I really didn't want to end up working for the Titanic of AI.'

Resigned to freely speak about the existential risks of AI. Warned of 10-20% probability of human extinction from AI. Said he regretted his life's work.

Left to found the Alignment Research Center (ARC) to focus on theoretical alignment research outside the constraints of a capabilities lab.

Left over disagreements about scaling AI without adequate safety research. Co-founded Anthropic to pursue a safety-first approach to AI development.