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Nemotron 3 Ultra 550B A55B

NVIDIA · nemotron-3-ultra-550b

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Largest Nemotron 3 model for maximum open-weight reasoning and agent accuracy

Specification

most-agreed values

Context
1M
Max output
128K
Released
2026-06-04
Knowledge cutoff
2025-09
Retires
—
Open weights
yes
Input
text
Output
text

Price

US dollars per million tokens · most-agreed

Input
$0.50
Output
$2.20
Cache read
$0.10

Available from 4 hosts

HostIn $/MOut $/MCache rdCache wrContextOutputRetires
llmgateway$0.50$2.20$0.10—1M128K—
llmgateway-providers$0.50$2.20$0.10—262K262K—
kyma · kyma$0.675$3.375$0.135—1M33K—
digitalocean$0.90$1.70$0.18—131K131K—

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