Nemotron 3 Ultra (free)
NVIDIA · 1 configuration
Intelligence—
Input / 1M$0
Output / 1M$0
Context1M
Tariff: OpenRouter · Source: openrouter · USD per million tokens
Thinking configuration
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Selected: thinking default · Click a point to switch configuration
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...
This model is in the catalog but has no imported benchmarks. Capabilities are not estimated.
Specifications from the catalog
Inputtext
Outputtext
Tool callingYes
Structured outputNo
SpeedNot available
First tokenNot available
Maximum output65.5K
Catalog listing date2026-06-04