Anthropic CEO Issues a Slowdown Manifesto: Three Industry Leaders Hit the Brakes at Once—Safety Consensus or Oligopolistic Collusion?
On September 12, 2026, Anthropic CEO Dario Amodei published a roughly 3,800-word essay calling on the industry to slow the pace of frontier capability gains, and within hours both Sam Altman and Elon Musk endorsed the call. The rare alignment among three direct competitors has triggered a global debate over who, if anyone, can verify that the brakes are actually being applied.