Anthropic researcher abruptly quits, warning some developers believe AI 'could kill us all'

Jacob Coxon, a researcher from Anthropic and OpenAI, publicly resigned, issuing a dire warning that the rapid development of AI, particularly the race to self-improving superintelligence, poses an existential threat. He claimed some developers privately believe AI "could kill us all by the end of the decade" and criticized both companies for their irresponsible pursuit of advanced AI without adequate safety measures.
Why it matters
This highlights growing ethical concerns and internal dissent within leading AI companies regarding the safety and societal impact of advanced AI. Such warnings could influence public perception, regulatory efforts, and the future direction of AI development.
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Add The New York Post on Google A researcher for one of the largest and most valuable artificial intelligence companies has publicly quit — while raising the alarm that the technology “could kill us all by the end of the decade.”
Jacob Coxon, who has performed pre-training research at Anthropic and OpenAI for the last three years, posted on a wildly viral X thread that “neither company is acting responsibly.”
“They are racing straight to self-improving superintelligence and gambling with our lives,” he wrote late Tuesday, with others from the company backing his terrifying warning.
“Do not underestimate the power of this technology . These will soon be superhuman systems that can hack anything, revolutionize any field overnight, and acquire real power and resources.
Also covering this story
9 other newsrooms covered this event. We read each version separately.
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