A colleague at Anthropic responded by saying the company has no plan to address alignment risks from superintelligence

Anthropic's Jacob Coxon, 27, declared his departure from the company in a series of X posts, saying both Anthropic and its rival OpenAI are failing to act responsibly. Coxon, who quit his job in four months,

Anthropic researcher Jacob Coxon, who raised alarm about OpenAI and Anthropic, has quit, warning that AI labs are 'gambling with our lives'. Coxon, 27, declared his departure in a series of X posts, saying both Anthropic and its rival OpenAI are failing to act responsibly as they race to build advanced AI systems.

He went from obscure AI researcher to notable independent AI critic literally overnight.

"Sorry, but asking Jacob about AI extinction risk is like asking your AC guy about climate change," Hugging Face CEO Clement Delangue wrote on X.

Jacob Coxon announced he was resigning from Anthropic, the company behind Claude, and colleague Evan Hubinger backed his stance in a social media post.

The development comes days after Anthropic researcher Jacob Coxon made headlines by resigning from the company and criticizing both Anthropic and rival OpenAI.

“AI developers believe their technology could cause human extinction,” one wrote in a social media post.