NVIDIA-Nemotron-3-Ultra-550B-A55B-BF16

Name: NVIDIA-Nemotron-3-Ultra-550B-A55B-BF16
Author: nvidia

550B open-weight LLM by nvidia

Live

Open / InstallLast updated August 5, 2026

Description

NVIDIA-Nemotron-3-Ultra-550B-A55B-BF16 is an open-weight text-generation model with roughly 550B parameters published by nvidia on the Hugging Face Hub. It has 468,923 downloads. Runs with transformers.

Author

nvidia

Platform

api

Pricing model

free

Capabilities

Text generation
Conversational
Library: transformers
550B parameters

Benchmarks

No benchmark results have been added yet.