NVIDIA Nemotron 3 Super (free)

Name: NVIDIA Nemotron 3 Super (free)
Brand: nvidia
Availability: OnlineOnly

Nemotron:

3.5 Lightning

NVIDIA's Nemotron 3 Super: a 120B open hybrid mixture-of-experts activating 12B parameters per token. The Mamba-Transformer backbone with multi-token prediction generates over 50% more tokens than comparable open models, and Latent MoE calls 4 experts for the cost of one. 1M context, NVIDIA Open License.

Website OpenRouter HuggingFace Docs Blog

Provider: NVIDIA
Released: 2026-03-11
Parameters: 12B active (120B total)
Free API (OpenRouter): Yes, 1 provider (via OpenRouter)

Free API endpoint listed

NVIDIA Nemotron 3 Super (free) has a free endpoint in Rival’s OpenRouter listings. Free requests have usage limits and depend on provider availability.

Provider data: 9 Sep 2026OpenRouter usage limits

View free endpoint

Benchmarks

AIME 2025

High

source ↗

SWE-Bench Verified

High

source ↗

TerminalBench

High

source ↗

Get API accessProvider and language code samples

Provider

fromimport openai  OpenAI

client = OpenAI(
"https://openrouter.ai/api/v1"    base_url=,
"$OPENROUTER_API_KEY"    api_key=,
)

response = client.chat.completions.create(
"nvidia/nemotron-3-super-120b-a12b"    model=,
"role""user""content""Hello!"    messages=[{: , : }],
)
print(response.choices[0].message.content)

Set OPENROUTER_API_KEY with your OpenRouter API key from openrouter.ai/keys.

Also on Amazon Bedrock

Deep analysisPsychometrics, taste index, writing DNA

SubjectiveBench

Taste Index

Across 53 scored outputs

How this is measured →

250.25xFloor

0100headroom →

Taste is judged on an uncapped scale, originality first. The space past 100 is craft today's models rarely reach.

Craft34

Originality19

Plays it safe

share of outputs that are the default answer

60%

Writing DNA

Stylometric Fingerprint

Based on 23 text responses

Tick = global average

Vocabulary Diversity55%

Unique words vs. total words. Higher = richer vocabulary.

Sentence Length21.7 words

Average words per sentence.

Hedging0.36

"Might", "perhaps", "arguably" per 100 words.

Bold Formatting5.1

**Bold** markers per 1,000 characters.

List Usage2.9

Bullet and numbered list items per 1,000 characters.

Section Structure0.64

Markdown headings per 1,000 characters.

Emoji Usage0.20

Emoji per 1,000 characters.

Transitions0.17

"However", "moreover", "furthermore" per 100 words.

Opening Habits

Consistency

80%

Across 23 responses

Favorites

Movie

2001: A Space Odyssey

19688.0

Album

Kind of Blue

Miles Davis

Book

Siddhartha

Hermann Hesse

City

Kyoto

Japan

Game

Portal

Action, Puzzle4.5

Model Responses

48 outputs · generated before accounting joined the chat

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