Nemotron 3 Ultra
ECI#84
146Nemotron 3 Ultra is an open-weights model from Nvidia, released June 4, 2026. It has an ECI score of 146 and ranks 84th of 253 tracked models. At the time of its release, it ranked 44th of 211 tracked models.
Nemotron 3 Ultra vs select alternatives
| Domain | Benchmark | Nemotron 3 Ultra | |||
|---|---|---|---|---|---|
ECI scoreBest score 169 | 146 | 107 | 146 | 147 | |
| Ranking | #84 | #225 | #79 | #73 | |
| Agent | APEX-AgentsBest score 87% | ||||
| Conceptual reasoning | LMCABest score 68.3 | 36.9 | — | 34.5 | 33.7 |
| Games | Mystery Game PuzzlesBest score 84% | ||||
| Mathematics | OTIS Mock AIME 2024-2025Best score 100% | ||||
ProofBenchBest score 100% | |||||
| Science | CritPt v1Best score 32% | ||||
SciCodeBest score 67% | |||||
GPQA DiamondBest score 96% | |||||
| Software engineering | FrontierCodeBest score 55% |
