nemotron-3-ultra-550b-a55b

550B / 55B
Context
1M
Input price
$0.5/1M tokens
Output price
$2.2/1M tokens

Capabilities

Reasoning & Interaction
Reasoning
Tool Calling
Infrastructure
Streaming

Details

Model IDnvidia/nemotron-3-ultra-550b-a55b
Provider Vercel AI Gateway
Creator NVIDIA
Family—
License—
Status—
Typechat
Input modalitiestext
Output modalitiestext
Open weight—
Parameters550B / 55B
Architecture—
Context window1M tokens
Max input—
Max output—
Reasoning tokens—
Knowledge cutoff—
Release date—
Sourceofficial

Tools

Function Callingfunction_calling
Call external functions and APIs

Pricing

Input
$0.5
Output
$2.2
Cache write
—
Cache read
—
Batch in
—
Batch out
—

API

GET/v1/models/vercel/nvidia/nemotron-3-ultra-550b-a55b

nemotron-3-ultra-550b-a55b

nvidia/nemotron-3-ultra-550b-a55b
Changes · 4 entries
nvidia/nemotron-3-ultra-550b-a55bcreateca7a400Nov 2, 2026, 03:02 AM
nvidia/nemotron-3-ultra-550b-a55bupdatea6d63d7Sep 15, 2026, 06:39 AM
pricingoutput$2.4→$2.2
nvidia/nemotron-3-ultra-550b-a55bupdate3cddff5Aug 13, 2026, 02:54 AM
pricinginput$0.37→$0.5output$1.08→$2.4
nvidia/nemotron-3-ultra-550b-a55bcreated68a4f1Jun 10, 2026, 02:10 AM