Model comparison
Nemotron 3 Ultra vs o1-pro
Nemotron 3 Ultra is the stronger model overall, scoring 44.7 to 31.2 on the Noometry Index.
Last verified . 0 shared benchmarks.
NVIDIASummary
- The widest gap is in knowledge, where Nemotron 3 Ultra leads 52.5 to 29.3.
- Nemotron 3 Ultra is cheaper at $0.60 / $2.40 per million input/output tokens, against $150 / $600 for o1-pro.
- Nemotron 3 Ultra accepts more context: 262K tokens versus 200K.
- Nemotron 3 Ultra has downloadable open weights; the other is API-only.
Side by side
| Nemotron 3 Ultra | o1-pro | |
|---|---|---|
| Provider | NVIDIA | OpenAI |
| Noometry Index | 44.7 | 31.2 |
| Released | 2026-06-04 | 2025-03-19 |
| Weights | Open | Proprietary |
| Context window | 262K | 200K |
| Max output | 128K | 100K |
| Input $ / M tokens | $0.60 | $150 |
| Output $ / M tokens | $2.40 | $600 |
| Results tracked | 29 | 3 |
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Category by category
Coding Not comparable
Nemotron 3 Ultra: 37.7 (#174), o1-pro: —
| Benchmark | Nemotron 3 Ultra | o1-pro |
|---|---|---|
| FrontierCode | 13.6% | — |
| SciCode | 40.3% | — |
| WeirdML | 43.5% | — |
| LMArena Coding | 1468 | — |
Reasoning Nemotron 3 Ultra leads
Nemotron 3 Ultra: 30.3 (#78), o1-pro: 20.2 (#223)
| Benchmark | Nemotron 3 Ultra | o1-pro |
|---|---|---|
| ARC-AGI-1 | — | 23.3% |
| CritPt | 3.1% | — |
| Chess Puzzles | 12% | — |
| EnigmaEval | — | 6.1% |
| LMArena Hard Prompts | 1452 | — |
| Mystery Game Puzzles | 20% | — |
| DTBench | 90.1% | — |
| LMCA | 36.9% | — |
| Epoch Capabilities Index | 146.2 | — |
Math Not comparable
Nemotron 3 Ultra: 34.4 (#160), o1-pro: —
| Benchmark | Nemotron 3 Ultra | o1-pro |
|---|---|---|
| OTIS Mock AIME 2024-2025 | 86.7% | — |
| ProofBench | 2% | — |
| LMArena Math | 1456 | — |
Knowledge Nemotron 3 Ultra leads
Nemotron 3 Ultra: 52.5 (#56), o1-pro: 29.3 (#227)
| Benchmark | Nemotron 3 Ultra | o1-pro |
|---|---|---|
| GPQA Diamond | 85.4% | — |
| Humanity's Last Exam | — | 8.1% |
| LMArena Expert | 1472 | — |
Multilingual Not comparable
Nemotron 3 Ultra: 53.7 (#61), o1-pro: —
| Benchmark | Nemotron 3 Ultra | o1-pro |
|---|---|---|
| LMArena Non-English | 1427 | — |
| LMArena Chinese | 1498 | — |
| LMArena French | 1475 | — |
| LMArena German | 1471 | — |
| LMArena Korean | 1387 | — |
| LMArena Russian | 1415 | — |
| LMArena Spanish | 1452 | — |
Instruction Following Not comparable
Nemotron 3 Ultra: 74.9 (#84), o1-pro: —
| Benchmark | Nemotron 3 Ultra | o1-pro |
|---|---|---|
| LMArena Instruction Following | 1417 | — |
Long Context Not comparable
Nemotron 3 Ultra: 43.9 (#77), o1-pro: —
| Benchmark | Nemotron 3 Ultra | o1-pro |
|---|---|---|
| LMArena Longer Query | 1437 | — |
Writing & Preference Not comparable
Nemotron 3 Ultra: 66.3 (#35), o1-pro: —
| Benchmark | Nemotron 3 Ultra | o1-pro |
|---|---|---|
| LMArena Text | 1444 | — |
| LMArena Creative Writing | 1392 | — |
| EQ-Bench Creative Writing | 1692 | — |
| LMArena Multi-Turn | 1412 | — |
Frequently asked questions
Is Nemotron 3 Ultra better than o1-pro?
Nemotron 3 Ultra is the stronger model overall, scoring 44.7 to 31.2 on the Noometry Index.
Which is cheaper, Nemotron 3 Ultra or o1-pro?
Nemotron 3 Ultra is cheaper. It lists at $0.60 per million input tokens and $2.40 per million output tokens; o1-pro lists at $150 and $600.
Which has the bigger context window?
Nemotron 3 Ultra does, with 262K tokens against 200K.
How many benchmarks do Nemotron 3 Ultra and o1-pro share?
0 benchmarks have published results for both models. Nemotron 3 Ultra has 29 scored results on Noometry and o1-pro has 3.