EXCLUSIVEFOR SUBSCRIBERSIn a message on Slack, Jacob Coxon told his colleagues that without more caution and cooperation, superintelligent AI created “a risk of causing human extinction.”The posts from Anthropic employees come as the company gears up for an initial public offering that analysts say could value the company at more than $1 trillion.Andrej Sokolow / picture alliance via Getty Images fileSept. 9, 2026, 2:18 PM EDTAs Jacob Coxon prepared to exit AI company Anthropic on Tuesday, the researcher issued a warning to his co-workers.Just a moment.We are getting your experience ready.
An Anthropic safety researcher resigned with a warning about AI to co-workers on Slack
In a message on Slack, Jacob Coxon told his colleagues that without more caution and cooperation, superintelligent AI created “a risk of causing human extinction.”
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