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NVIDIA: Nemotron 3 Ultra (free)

NVIDIA·Released 2026-06-04
Open Source1.0M ctx

About

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...

Pricing

Input

$0.00

per 1M tokens

Output

$0.00

per 1M tokens

Blended

$0.00

per 1M tokens

Cheaper than 92% of models. Median price is $0.53/1M tokens.

Cost Calculator

Tokens per day1M
100K100M

Daily

$0.00

Monthly

$0.00

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Performance

Context Window

1.0M

tokens

Larger than 81% of models

Max Output

66K

tokens

7% of context

Context Window Comparison

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1.0MSame

Open Source

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