How we might actually pace the frontier: A proposal for AI companies to do public pacing exercises.

Published on September 15, 2026 5:41 AM GMTTL;DRThis is a proposal for AI companies to conduct public “pacing exercises”, such as halting all pre-training and RL for 2-3 days.Each exercise could announce its scope in advance and publish findings afterwards, including the evidence of compliance and any limits to what they could verify. Companies could invite independent evaluators to help identify the evidence needed before the exercise, and to assess compliance during the exercise.The exercises ...