Nemotron 3 Ultra 550B A55B

nemotron

Fireworks AI · accounts/fireworks/models/nemotron-3-ultra-nvfp4

Capabilities

Tool CallYes

ReasoningYes

Structured OutputNo

Temperature ControlYes

AttachmentsNo

Open WeightsYes

Input

text

Output

text

Input$0.60

Output$2.40

Cache Read$0.12

Direct installation coming soon — March 2026

ProviderFireworks AI

Model IDaccounts/fireworks/models/nemotron-3-ultra-nvfp4

Familynemotron

Release Date2026-06-04

Last Updated2026-06-04

Context262K

Max Output128K

@ai-sdk/openai-compatible