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Nvidia

Nemotron 3 Ultra

NVIDIA 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...

Capabilities:

Input
  • Text input
  • Image input (vision)
  • File input (PDF)
  • Audio input
  • Video input
Output
  • Text output
  • Image output
  • Audio output
Pricing & availability:

  • OpenRouterOpenRouter

    $0.5 / $2.5 per M
Sources:
OpenRouterOpenRouter
Share:
Details:

  • NvidiaProvider

    Nvidia

  • Context window

    1M

  • Input price

    $0.5/M

  • Output price

    $2.5/M

  • Open weights

    Yes

  • Released

    Jun 2026