Analyst: OpenAI's Navier-Stokes model is likely the restarted paused frontier RL run

soumitrashukla9 · x · 2026-09-14

deredleritt3r argues people are misreading how long OpenAI's new model has been training. OpenAI said it has been "training a new internal model" on Navier-Stokes "since August 28," but separately disclosed that on August 28 it restarted the large frontier RL run previously paused for new safety requirements. He concludes these are likely the same run: "since August 28" doesn't mean no prior training occurred.

Original post →

More from Models

Models channel →