Nemotron 3 Ultra
NVIDIA · United States
NVIDIA Nemotron 3 Ultra
- Release month
- Field
- Chat
- Availability
- open-weight
- Parameters
- 550B-A55B
- License
- OpenMDW-1.1 · Commercial OK
Overview
- Listed on Hugging Face June 3, 2026 · Open weights
- 55B of 550B total parameters active
View official announcement ↗
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