ACE2-EAMv3

Warning

This page was written in November 2026 and may be out of date. When in doubt, check the paper and release page.

An atmosphere-only emulator with prescribed SST, released by Ai2. It was trained on a 1970–2020 EAMv3 AMIP-style simulation with constant 2010 CO₂, and takes 6-hour steps with 8 vertical layers.

• Paper: Wu et al. 2025
• Architecture: Spherical Fourier neural operator (SFNO)
• Grid: 1° Gaussian grid (180×360)
• Release: Hugging Face
• Code: ACE repository
• Training data: E3SM Data Docs

To get started, visit the ACE quickstart.