Anthropic researcher quits over AI safety concerns, forfeits equity 2 months before vesting
adamamcbride · x · 2026-09-10
Anthropic researcher Jacob Coxon reportedly resigned over AI safety concerns, leaving just two months before his six-month vesting cliff—meaning he forfeited his equity entirely.
The poster quips that they were smart enough to negotiate a 6-month vesting cliff but not smart enough to stay. The episode hints at internal tension over AI safety at Anthropic, with a researcher willing to walk away from significant equity.
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