> ## Documentation Index
> Fetch the complete documentation index at: https://developer.box.com/llms.txt
> Use this file to discover all available pages before exploring further.

# NVIDIA Nemotron 3 Ultra

According to NVIDIA, **Nemotron 3 Ultra** is an open, text-only reasoning model designed for complex multi-step agents, long-context analysis, and high-accuracy reasoning over code, math, and science.

## Model details

| Item | Value | Description |
| - | - | - |
| Model name | **Nemotron 3 Ultra** | The name of the model. |
| Model category | **Standard** | The category of the model: Standard, Premium, or Ultra. |
| API model name | `azure__nemotron_3_ultra_nvfp4` | The name of the model that is used in the Box AI API for model overrides. You must provide this exact name for the API to work. |
| Compliance | **N/A** | Government compliance frameworks and authorizations applicable to this model. |
| Box Agent compatibility | **Yes** | Specifies whether the model is compatible with Box Agent. |
| Hosting layer | **Microsoft Azure** | The trusted organization that securely hosts the LLM. |
| Model provider | **NVIDIA** | The organization that provides this model. |
| Release date | **June 4th, 2026** | The release date for the model. |
| Knowledge cutoff date | **September 2025 (pre-training), May 2026 (post-training)** | The date after which the model does not receive information updates. |
| Input context window | **1m tokens** | The number of tokens supported by the input context window. |
| Maximum output tokens | **Not specified** | The number of tokens that can be generated by the model in a single request. |
| Empirical throughput | **Not specified** | The number of tokens the model can generate per second. |
| Open source | **Yes** | Specifies whether the model's code is available for public use. |
| IP infringement protection | **No** | Box provides no intellectual property infringement indemnity for this model. Consider any potential IP issues that might arise from using the model's outputs. |

## Additional documentation

For additional information, see [official NVIDIA Nemotron 3 Ultra documentation][nemotron-3-ultra].

[nemotron-3-ultra]: https://build.nvidia.com/nvidia/nemotron-3-ultra-550b-a55b/modelcard

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