NVIDIA: Nemotron 3 Ultra
nvidia/nemotron-3-ultra-550b-a55b
Context: 262,144In: $0.50/1MOut: $2.20/1MUpdated 2026-10-04
NVIDIA Nemotron 3 Ultra is an open frontier-reasoning and orchestration model from NVIDIA, with 55B active parameters out of 550B total (MoE). Built on a hybrid Transformer-Mamba mixture-of-experts architecture, it...
Intelligence
22.9
Coding
49.3
Agentic
20.1
Metric profile
Trend over time
Design Arena (ELO by category)
| Category | ELO | Win rate | Rank |
|---|---|---|---|
| gamedev | 1152 | 36.9% | #68 |
| codecategories | 1150 | 36.2% | #77 |
| dataviz | 1149 | 37.5% | #77 |
| 3d | 1147 | 39.3% | #65 |
| uicomponent | 1147 | 36.6% | #74 |
| website | 1146 | 34.9% | #85 |
| asciiart | 1103 | 37.5% | #59 |
| svg | 1070 | 32.9% | #68 |