Anthropic gives EU cybersecurity agency ENISA testing access to Mythos 5 after months of talks that began in late May; ENISA still lacks access to Mythos 5.1 (Gian Volpicelli/Bloomberg)

AI researcher Jacob Coxon left Anthropic after four months, two months before his equity would have vested, citing concerns about AI safety. In a Wired interview he argued that industry-wide, international coordination is needed to curb recursive self-improvement and to address alignment challenges.