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

FT sources say OpenAI and Anthropic employees were caught off guard by public calls from Sam Altman and Dario Amodei to slow frontier AI development. Some workers fear external model evaluators could undermine security.

• OpenAI and Anthropic staff learned of calls to slow AI from public statements
• Some workers believe rhetoric diverges from companies' actual plans
• Concerns that external model evaluators may weaken security