Coxon Quits Anthropic, Gives Up Unvested Equity — SkimNews

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- Jacob Coxon quit Anthropic after four months—two months before his equity would have vested—citing AI safety concerns in an interview with Axios
- Coxon still holds equity in prior employer OpenAI, per Axios
- The resignation drew coverage from NBC News, Forbes, SiliconANGLE, Gizmodo (which dubbed him an 'AI Doomlord'), and TMZ, where Coxon appeared on Anderson Cooper
- Forbes reported that Elon Musk called the warnings a 'psy op' and mocked Coxon's claim that AI 'could kill us all'
- Reactions split sharply on X, with Sen. Bernie Sanders, Rep. Ro Khanna, and AI commentator Gary Marcus amplifying the safety concerns, while VC Chamath and political commentator Matt Walsh pushed back
- The story spread to Reddit forums including r/ClaudeAI, r/Anthropic, r/antiai, r/technology, and r/developersIndia
Why it matters: Anthropic lost a safety researcher who gave up two months of pending equity to sound alarms—an unusually costly personal sacrifice that cuts against the company's safety-first marketing. Musk's dismissal as a 'psy op' collided with endorsements from Sanders, Khanna, and Marcus, turning one resignation into a partisan flashpoint over whether AI labs are outpacing their own risk teams.
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