Pretraining Large Language Models with NVFP4. - Felix Abecassis; Anjulie Agrusa; Dong Ahn; Jonah Alben; Stefania Alborghetti; Michael Andersch; Sivakumar Arayandi; Alexis Bjorlin; Aaron Blakeman; Evan Briones; Ian Buck; Bryan Catanzaro; et al. (CoRR, 2025)