NVIDIA
NVIDIA
Language model · United States ·Apr 2025

Llama-3.1 Nemotron Ultra 253B

Language Proprietary

About Llama-3.1 Nemotron Ultra 253B

Llama-3.1 Nemotron Ultra 253B is an AI model developed by NVIDIA, in the language category, released in 2025, made available as a proprietary (API-only) model. Llama-3.1 Nemotron Ultra 253B release date per model card..

On this page you'll find Llama-3.1 Nemotron Ultra 253B's full specifications. Review provider pricing and benchmark scores below, or compare Llama-3.1 Nemotron Ultra 253B head-to-head with other language models.

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Frequently asked questions

What is Llama-3.1 Nemotron Ultra 253B? ▶

Llama-3.1 Nemotron Ultra 253B release date per model card. It is tracked on GenAIList with its specifications, benchmark scores and provider pricing.

Who created Llama-3.1 Nemotron Ultra 253B? ▶

Llama-3.1 Nemotron Ultra 253B was developed by NVIDIA and released in 2025.

Is Llama-3.1 Nemotron Ultra 253B open source or proprietary? ▶

Llama-3.1 Nemotron Ultra 253B is a proprietary model. It is accessed through an API rather than by downloading the weights.

How much does Llama-3.1 Nemotron Ultra 253B cost? ▶

Pricing for Llama-3.1 Nemotron Ultra 253B depends on the provider. See the providers table on this page for the latest API rates.

How does Llama-3.1 Nemotron Ultra 253B perform on benchmarks? ▶

Benchmark scores for Llama-3.1 Nemotron Ultra 253B are listed on this page as they are published. You can compare it head-to-head with other models on the GenAIList compare tool.

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