Nemotron-3-Super-120B-A12B

Approved Data Classifications

Description

Nemotron-3-Super-120B-A12B is NVIDIA's large reasoning and agentic model in the Nemotron 3 family. It uses a hybrid LatentMoE architecture with interleaved Mamba-2, MoE, and Attention layers plus multi-token prediction, with 120B total parameters and 12B active parameters. The model supports configurable reasoning mode (thinking on/off), up to a 1M-token context window, and up to 32,768 output tokens.

For training freshness, NVIDIA reports a June 2025 pre-training data cutoff and a March 2026 post-training cutoff.

Capabilities

Model	Release Date	Input	Output	Context Length	Cost (per 1 million tokens)
nemotron-3-super-120b-a12b	Mar 11 2026	Text	Text	262,144	$0.06/1M input $0.24/1M output

info

• 1M represents 1 Million Tokens
• All prices listed are based on 1 Million Tokens

Availability

Cloud Provider

Usage

curl

curl -X POST https://api.ai.it.ufl.edu/v1/chat/completions \
-H "Content-Type: application/json" \
-H "Authorization: Bearer <API_TOKEN>" \
-d '{
    "model": "nemotron-3-super-120b-a12b",
    "messages": [
        {
            "role": "system",
            "content": "You are a helpful assistant."
        },
        {
            "role": "user",
            "content": "Write a haiku about an Alligator."
        }
    ]
}'

python

from openai import OpenAI

client = OpenAI(
    api_key="your_api_key",
    base_url="https://api.ai.it.ufl.edu/v1"
)

response = client.chat.completions.create(
    model="nemotron-3-super-120b-a12b", # model to send to the proxy
    messages = [
        { "role": "system", "content": "You are a helpful assistant." },
        {
            "role": "user",
            "content": "Write a haiku about an Alligator."
        }
    ]
)

print(response.choices[0].message)

javascript

import OpenAI from 'openai';

const openai = new OpenAI({
  apiKey: 'your_api_key',
  baseURL: 'https://api.ai.it.ufl.edu/v1'
});

const completion = await openai.chat.completions.create({
    model: "nemotron-3-super-120b-a12b",
    messages: [
        { role: "system", content: "You are a helpful assistant." },
        {
            role: "user",
            content: "Write a haiku about an Alligator.",
        },
    ],
});

print(completion.choices[0].message)

---

References

1. NVIDIA Nemotron-3-Super-120B-A12B-FP8 Model Card
   https://huggingface.co/nvidia/NVIDIA-Nemotron-3-Super-120B-A12B-FP8
2. NVIDIA API Catalog: Nemotron 3 Super
   https://build.nvidia.com/nvidia/nemotron-3-super/modelcard