Open weights, open training recipe, and much of the pretraining data released. You can run and fine-tune it now. AlphaSignal breaks down model architecture at this level every day: https://t.co/8BDzBapIOR Sources: https://t.co/32jI7UoCwf HuggingFace: https://t.co/D6wLZM5blX
Who's Who of AI
Lior (AlphaSignal)
What they're sharing
nvidia/NVIDIA-Nemotron-3-Ultra-550B-A55B-NVFP4 · Hugging Face huggingface.co