PremiumMike Isaac and Kate CongerNew York Times·13 Sep, 2026 05:45 AM7 mins to readA demonstration of Anthropic's Claude Cowork AI agent in May. The company's employees have been talking about the risks of artificial intelligence after a colleague, citing dangers, resigned this week. Photo / Jason Henry, The New York TimesWhen Jacob Coxon, an Anthropic researcher, publicly quit the artificial intelligence start-up this past week, citing his concerns over the powerful technology, the internal messages began flying.

“It’s what we’ve all been saying,” one Anthropic employee wrote about Coxon’s comments in a company chat that was viewed by the New

. “It’s just public-facing now.”