Calls to “pace” frontier artificial intelligence have surged after a weekend essay from Anthropic CEO Dario Amodei and quick follow-up remarks from OpenAI CEO Sam Altman. The common theme is not a halt to progress, but concern that AI capabilities are advancing faster than the systems meant to evaluate, monitor, and control them. Amodei warned that the industry’s ability to understand and manage increasingly powerful models may be falling behind. He also pointed to scenarios such as faster-moving autonomous AI activity and potential recursive self-improvement dynamics—an argument that resonated broadly enough to draw support from Elon Musk and calls for “urgent action” from United Nations human-rights chief Volker Türk. Key takeaways Anthropic’s Dario Amodei argues frontier AI should be “paced,” citing gaps between model capabilities and the industry’s safety/control capacity. OpenAI’s Sam Altman agrees with the “responsibility” framing but insists pacing means slower capability de...