Nemotron 3 Ultra 550B-A55B
Nemotron 3 Ultra 550B-A55B by NVIDIA: League Score, pricing, context window and sourced benchmarks — the full tracked record.
57 Open weights 1M context
League positions: #27 overall · #10 Coding Division · #16 Reasoning Division · #8 Open-Weight Division. Score coverage: 45% of components measured. Count tokens & cost for Nemotron 3 Ultra 550B-A55B · Estimate a workload cost
Agent-ready: this model is tracked with agentic strengths. See the AI Agents section for the products and frameworks that put models like this to work.
Specifications & pricing
| Maker | NVIDIA — lab profile |
| Family | Nemotron 3 |
| Released | Jun 4, 2026 |
| Status | Current |
| Weights | Open weights |
| License | NVIDIA Nemotron Open Model License |
| Knowledge cutoff | 2025-06-25 |
| Context window | 1,000,000 tokens |
| Max output | — |
| Modalities in | text |
| Modalities out | text |
| API access | NVIDIA NIM |
Benchmark results
| Benchmark | Score | Source | Date | Link |
|---|---|---|---|---|
| GPQA Diamond | 87.0 / 100 | BenchLM GPQA leaderboard | Oct 14, 2026 | Source |
| MMLU-Pro | 85.8 / 100 | BenchLM MMLU-Pro (Vals AI mirror) | Oct 14, 2026 | Source |
| SWE-bench Verified | 71.9 / 100 | SWE-bench Verified | Oct 14, 2026 | Source |
How its League Score is built
| Component | Raw | Normalised | Weight | Date | Link |
|---|---|---|---|---|---|
| SWE-bench Verified | 71.9 | 46.4 | 20% | Oct 14, 2026 | Source |
| GPQA Diamond | 87.0 | 60.9 | 15% | Oct 14, 2026 | Source |
| MMLU-Pro | 85.8 | 72.8 | 10% | Oct 14, 2026 | Source |
Normalised 0–100 against the tracked field; missing components redistribute their weight. Full rules on the methodology page.
Closest rivals
- Nemotron 3 Ultra 550B-A55B vs GPT-6 Luna — full comparison or compare any pair
- Nemotron 3 Ultra 550B-A55B vs Mistral Medium 3.5 — full comparison or compare any pair
- Nemotron 3 Ultra 550B-A55B vs GPT-5 — full comparison or compare any pair
FAQ
How much does Nemotron 3 Ultra 550B-A55B cost?
Nemotron 3 Ultra 550B-A55B has no first-party API price in our database — it is distributed as open weights or via third-party hosts.
What is the context window of Nemotron 3 Ultra 550B-A55B?
Nemotron 3 Ultra 550B-A55B accepts up to 1,000,000 tokens of context.
Is Nemotron 3 Ultra 550B-A55B open source?
Yes — its weights are publicly downloadable (license: NVIDIA Nemotron Open Model License).
Data verified Oct 14, 2026. Spotted an error? Every figure above links to its source.