Sources: OpenAI and Anthropic staff felt blindsided by Dario Amodei's and Sam Altman's calls to slow the frontier; some fear evaluators may compromise security (Cristina Criddle/Financial Times)

Staff at OpenAI and Anthropic reportedly felt blindsided by calls from Dario Amodei and Sam Altman to slow the "frontier" of AI development. Some employees are concerned that evaluators might compromise security as these Silicon Valley companies grapple with implementing the rhetoric of an AI slowdown. The situation highlights internal tensions regarding the pace and safety of advanced AI development within leading organizations.