Models / NVIDIA
Nemotron 3 Ultra
by NVIDIA ·
nvidia/nemotron-3-ultra-550b-a55bNVIDIA Nemotron 3 Ultra is an open frontier-reasoning and orchestration model from NVIDIA, with 55B active parameters out of 550B total (MoE). Built on a hybrid Transformer-Mamba mixture-of-experts architecture, it...
reasoningtool-usereleased 2026-06-04
Legal score · raw
-
not yet benchmarked
Context
262K
max output 16K
Input
$0.63
per 1M tokens
Output
$2.75
per 1M tokens
Suite cost
-
no run recorded
Benchmark results
This model has not been run through the suite yet. See Humanity's Last Lawsuit for the benchmark models are ranked on.