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Nemotron 3 Ultra 550B A55B

model nemotron-3-ultra-550b-a55b

Draft entry — numbers not yet verified against primary sources.

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01Providers

No API offering captured yet — this entry exists for coverage. The sources below point at the weights and official docs; tell us if a provider serves it.

03Related

Nemotron 3.5 Lightning 30B A3B2026-08Nemotron 3.5 Content Safety2026-06Nemotron 3 Nano Omni 30B A3B Reasoning2026-04Nemotron 3 Content Safety2026-04Nemotron 3 Super 120B A12B2026-03Nemotron 3 Nano 30B A3B2025-12

04Sources · where these numbers come from

  1. https://github.com/sst/models.dev
  2. https://docs.api.nvidia.com/nim/
  3. https://huggingface.co/nvidia
  4. https://huggingface.co/models?search=nemotron-3-ultra-550b-a55b