Atlas / Open-weight and challenger labs / Nemotron 3
Nemotron 3
AI Market Atlas · by Pro Pluribus
NVIDIA (models only)
The largest US builder of open-weight models, with open data and training recipes.
NVIDIA is also acquiring Hugging Face (closing H1 2027) and is reportedly in early talks to acquire Reflection AI.
What it offers
Main offerings
- Nemotron 3.5
- New generation from 15 Oct: Super VL, a 120B multimodal model with 1M context; smaller models follow.
- Nemotron 3 Nano / Super / Ultra
- Ultra (June) is a 550B hybrid model built for long-running agents.
Recent news
- NVIDIA releases open-weight Nemotron 3.5 Super VL, 120B with 1M contextOpens the Nemotron 3.5 generation; smaller models follow.VentureBeat ↗
- NVIDIA releases Nemotron 3 Ultra, a 550B open hybrid Mamba MoEWeights, training recipes and data released, built for long-running agents with 1M contextMarkTechPost ↗
- Artificial Analysis rates Nemotron 3 Ultra fast, intelligent and openIndependent benchmark confirms a leading US open-weight modelArtificial Analysis ↗
Compiled from public sources by Pro Pluribus; updated 16 Oct 2026. General information, not advice. Company names and logos belong to their owners and are used to identify them, without affiliation or endorsement. Terms