Model comparison
GPT-5.5 vs Nemotron 3 Super
GPT-5.5 is the stronger model overall, scoring 63.4 to 39.6 on the Noometry Index. Nemotron 3 Super costs 65× less per token, which makes it the better buy when GPT-5.5's lead doesn't matter for your workload.
Last verified . 21 shared benchmarks.
NVIDIASummary
- They share 21 benchmarks with published results for both. GPT-5.5 scores higher in 8 categories and Nemotron 3 Super in 0 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in reasoning, where GPT-5.5 leads 72.7 to 17.9.
- The biggest single-benchmark swing is NYT Connections (extended): 96.2% for GPT-5.5 and 15.4% for Nemotron 3 Super.
- Nemotron 3 Super is cheaper at $0.08 / $0.45 per million input/output tokens, against $5 / $30 for GPT-5.5.
- GPT-5.5 accepts more context: 1.05M tokens versus 262K.
- Nemotron 3 Super has downloadable open weights; the other is API-only.
Side by side
| GPT-5.5 | Nemotron 3 Super | |
|---|---|---|
| Provider | OpenAI | NVIDIA |
| Noometry Index | 63.4 | 39.6 |
| Released | 2026-04-23 | 2026-03-11 |
| Weights | Proprietary | Open |
| Context window | 1.05M | 262K |
| Max output | 128K | 131K |
| Input $ / M tokens | $5 | $0.08 |
| Output $ / M tokens | $30 | $0.45 |
| Results tracked | 71 | 21 |
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Category by category
Coding GPT-5.5 leads
GPT-5.5: 58.3 (#13), Nemotron 3 Super: 38.9 (#153)
| Benchmark | GPT-5.5 | Nemotron 3 Super |
|---|---|---|
| SciCode | 56.1% | 36% |
| WeirdML | 84.9% | 38% |
| LMArena Coding | 1494 | 1403 |
| ALE-Bench | 1,943 | 213.9 |
| SWE-bench Verified | 80.6% | — |
| DeepSWE | 67% | — |
| FrontierCode | 43% | — |
| LMArena WebDev | 1512 | — |
| GSO | 40.2% | — |
| MirrorCode | 10% | — |
Agentic & Tool Use Not comparable
GPT-5.5: 50.7 (#6), Nemotron 3 Super: —
| Benchmark | GPT-5.5 | Nemotron 3 Super |
|---|---|---|
| Terminal-Bench | 84.7% | — |
| APEX-Agents | 55.1% | — |
| OSWorld 2.0 | 13% | — |
| Remote Labor Index | 6.3% | — |
| τ²-bench Banking | 44.6% | — |
| DeepResearch Bench | 54% | — |
| PostTrainBench | 27.2% | — |
| ExploitBench | 47.4% | — |
| GBAEval | 53.2% | — |
| GDP.pdf | 26% | — |
| LMArena Search | 1242 | — |
| Vending-Bench 2 | 7,524 | — |
Reasoning GPT-5.5 leads
GPT-5.5: 72.7 (#8), Nemotron 3 Super: 17.9 (#274)
| Benchmark | GPT-5.5 | Nemotron 3 Super |
|---|---|---|
| NYT Connections (extended) | 96.2% | 15.4% |
| CritPt | 27.1% | 3.1% |
| LMArena Hard Prompts | 1489 | 1386 |
| ARC-AGI-2 | 85% | — |
| SimpleBench | 69% | — |
| Kagi LLM Benchmark | 88.8% | — |
| ARC-AGI-1 | 95% | — |
| Chess Puzzles | 54% | — |
| EBR-Bench | 34.3% | — |
| Mystery Game Puzzles | 56% | — |
| DTBench | 96% | — |
| LMCA | 54.3% | — |
| Surface Evolver Bench | 88.1% | — |
| Bench to the Future 3 | 0.14 | — |
| Epoch Capabilities Index | 159.25 | — |
| ForecastBench | 60.6 | — |
Math GPT-5.5 leads
GPT-5.5: 81.5 (#9), Nemotron 3 Super: 37.6 (#95)
| Benchmark | GPT-5.5 | Nemotron 3 Super |
|---|---|---|
| MathArena Final-Answer Competitions | 94.3% | 60.4% |
| LMArena Math | 1486 | 1381 |
| FrontierMath (Tiers 1-3) | 85.3% | — |
| FrontierMath Tier 4 | 72.5% | — |
| OTIS Mock AIME 2024-2025 | 100% | — |
| ProofBench | 50% | — |
| FrontierMath (Feb 2025 set) | 51.7% | — |
| FrontierMath Erdős | 0% | — |
| FrontierMath Tier 4 (v1) | 35.4% | — |
Knowledge GPT-5.5 leads
GPT-5.5: 64.4 (#14), Nemotron 3 Super: 38.2 (#136)
| Benchmark | GPT-5.5 | Nemotron 3 Super |
|---|---|---|
| LMArena Expert | 1508 | 1397 |
| GPQA Diamond | 94% | — |
| SimpleQA Verified | 63% | — |
| Vectara Hallucination Rate | 9.3% | — |
Multimodal Not comparable
GPT-5.5: 47.1 (#11), Nemotron 3 Super: —
| Benchmark | GPT-5.5 | Nemotron 3 Super |
|---|---|---|
| LMArena Vision | 1297 | — |
| Blueprint-Bench 2 | 36.2% | — |
| Furniture Assembly | 44.2% | — |
| LMArena Document | 1486 | — |
Multilingual GPT-5.5 leads
GPT-5.5: 56.5 (#19), Nemotron 3 Super: 48.6 (#139)
| Benchmark | GPT-5.5 | Nemotron 3 Super |
|---|---|---|
| LMArena Non-English | 1467 | 1356 |
| LMArena Chinese | 1535 | 1430 |
| LMArena French | 1486 | 1404 |
| LMArena German | 1478 | 1341 |
| LMArena Russian | 1473 | 1336 |
| LMArena Spanish | 1469 | 1417 |
| LMArena Japanese | 1498 | — |
| LMArena Korean | 1461 | — |
Instruction Following GPT-5.5 leads
GPT-5.5: 77.7 (#18), Nemotron 3 Super: 71.4 (#149)
| Benchmark | GPT-5.5 | Nemotron 3 Super |
|---|---|---|
| LMArena Instruction Following | 1479 | 1347 |
Long Context GPT-5.5 leads
GPT-5.5: 48.3 (#12), Nemotron 3 Super: 41.5 (#134)
| Benchmark | GPT-5.5 | Nemotron 3 Super |
|---|---|---|
| LMArena Longer Query | 1484 | 1362 |
| CL-bench Life | 22.2% | — |
Writing & Preference GPT-5.5 leads
GPT-5.5: 72.8 (#13), Nemotron 3 Super: 56.1 (#135)
| Benchmark | GPT-5.5 | Nemotron 3 Super |
|---|---|---|
| LMArena Text | 1471 | 1378 |
| LMArena Creative Writing | 1455 | 1317 |
| LMArena Multi-Turn | 1477 | 1369 |
| EQ-Bench Creative Writing | 1844 | — |
| EQ-Bench 4 | 1315 | — |
Frequently asked questions
Is GPT-5.5 better than Nemotron 3 Super?
GPT-5.5 is the stronger model overall, scoring 63.4 to 39.6 on the Noometry Index. Nemotron 3 Super costs 65× less per token, which makes it the better buy when GPT-5.5's lead doesn't matter for your workload.
Which is cheaper, GPT-5.5 or Nemotron 3 Super?
Nemotron 3 Super is cheaper. It lists at $0.08 per million input tokens and $0.45 per million output tokens; GPT-5.5 lists at $5 and $30.
Is GPT-5.5 or Nemotron 3 Super better for coding?
GPT-5.5 scores higher on coding benchmarks: 58.3 versus 38.9 in the Noometry coding category.
Which has the bigger context window?
GPT-5.5 does, with 1.05M tokens against 262K.
How many benchmarks do GPT-5.5 and Nemotron 3 Super share?
21 benchmarks have published results for both models. GPT-5.5 has 71 scored results on Noometry and Nemotron 3 Super has 21.