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Step 5 Preview
Nemotron 3 Ultra
Nemotron 3 Ultra is an open-weight model from NVIDIA, released Jun 4, 2026. Its best result is #24 of 143 on LiveCodeBench with 85.98%. It costs $0.60 per million input tokens and $2.40 per million output tokens, with a 256K-token context window.
- Developer
- NVIDIA
- Released
- Jun 4, 2026
- Context window
- 256K
- Price in / out, per 1M tokens
- $0.60 / $2.40
- Weights
- Open
- Inputs
- Text
- Reasoning
- Yes
- Tool use
- Yes
- Hugging Face downloads, 30 days
- 1.1M
- Hugging Face likes
- 371
Benchmarks
| Benchmark | Score bar | Accuracy | Rank | Cost / test |
|---|---|---|---|---|
| SWE-benchCoding | 69.00% | 65 / 85 | N/A | |
| Vibe Code BenchCoding | 7.64% | 99 / 115 | N/A | |
| LiveCodeBenchCoding | 85.98% | 24 / 143 | N/A | |
| Legal Research BenchLaw | 15.38% | 70 / 85 | N/A | |
| MedCodeMedicine | 38.62% | 71 / 107 | N/A | |
| GPQA DiamondReasoning | 86.11% | 44 / 138 | N/A | |
| MMLU-ProReasoning | 85.76% | 55 / 138 | N/A |
Vals AI, as of Oct 24, 2026.
Compare Nemotron 3 Ultra
NVIDIA
The GPU maker also publishes Nemotron, open models tuned for enterprise and reasoning. Founded 1993, based in Santa Clara. nvidia.com
Questions
Who makes Nemotron 3 Ultra?
Nemotron 3 Ultra is made by NVIDIA, founded 1993 and based in Santa Clara.
How much does Nemotron 3 Ultra cost?
$0.60 per million input tokens and $2.40 per million output tokens, at its provider’s list price.
What is Nemotron 3 Ultra’s context window?
256K tokens (262,144).
Is Nemotron 3 Ultra open source?
Nemotron 3 Ultra has open weights, downloadable from Hugging Face (nvidia/NVIDIA-Nemotron-3-Ultra-550B-A55B-BF16).