AI leaders are rallying around Anthropic CEO Dario Amodei's call for a coordinated slowdown and third-party safety evaluators. Ludovic MARIN / AFP via Getty Images AI leaders are rallying around calls for an AI slowdown. Dario Amodei said he had "become convinced" it was necessary. Sam Altman and Elon Musk agreed. The leaders of US AI labs are having a come-together moment. After Anthropic CEO Dario Amodei said on Saturday that he's "become convinced" AI needs to pace its development to avert disaster, other AI leaders quickly logged on to endorse the idea. Most notably, OpenAI CEO Sam Altman said on X, "I agree with Dario that we need to pace the frontier." Altman said OpenAI would commit, as Anthropic had earlier, to embedding third-party safety evaluators within the company with employee-level access. SpaceXAI CEO Elon Musk, who rarely agrees with Altman, also backed Amodei's proposals on Saturday, writing in an X post, "Dario is right...