What is the difference between NVIDIA Nemotron 3 Super (free) and OpenAI o3?

NVIDIA Nemotron 3 Super (free) is developed by NVIDIA while OpenAI o3 is developed by OpenAI. You can compare their actual outputs across 53 challenges on Rival to see how they differ in practice.

Which is better, NVIDIA Nemotron 3 Super (free) or OpenAI o3?

It depends on your use case. NVIDIA Nemotron 3 Super (free) and OpenAI o3 each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 53 challenges so you can judge which fits your needs best.

How can I compare NVIDIA Nemotron 3 Super (free) and OpenAI o3 on Rival?

This page shows a side-by-side comparison of NVIDIA Nemotron 3 Super (free) and OpenAI o3 across shared challenges. You can vote on which model produced the better output in a blind duel. Browsing and voting are free. No account is needed to look; signing in only saves your votes and likes.

What is the difference between NVIDIA Nemotron 3 Super (free) and OpenAI o3?

NVIDIA Nemotron 3 Super (free) is developed by NVIDIA while OpenAI o3 is developed by OpenAI. You can compare their actual outputs across 53 challenges on Rival to see how they differ in practice.

Which is better, NVIDIA Nemotron 3 Super (free) or OpenAI o3?

It depends on your use case. NVIDIA Nemotron 3 Super (free) and OpenAI o3 each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 53 challenges so you can judge which fits your needs best.

How can I compare NVIDIA Nemotron 3 Super (free) and OpenAI o3 on Rival?

This page shows a side-by-side comparison of NVIDIA Nemotron 3 Super (free) and OpenAI o3 across shared challenges. You can vote on which model produced the better output in a blind duel. Browsing and voting are free. No account is needed to look; signing in only saves your votes and likes.

NVIDIA Nemotron 3 Super (free) vs OpenAI o3: Which Is Better?

Updated Mar 2026

Our Verdict

OpenAI o3

NVIDIA Nemotron 3 Super (free)Runner-up

No community votes yet. On paper, OpenAI o3 has the edge — bigger model tier, major provider backing.

Too close to call

API pricing

Cost per 1M tokens

NVIDIA Nemotron 3 Super (free)

Input

—

Output

—

OpenAI o3

Input

$10.00

Output

$40.00

Writing DNA

Style Comparison

Similarity

63%

NVIDIA Nemotron 3 Super (free) uses 19.8x more emoji

NVIDIA Nemotron 3 Super (free)

OpenAI o3

55%Vocabulary68%

22wSentence Length14w

0.36Hedging0.26

5.1Bold0.7

2.9Lists3.0

0.20Emoji0.00

0.64Headings0.38

0.17Transitions0.12

Based on 23 + 16 text responses

Research

What we learned reading every model

NVIDIA Nemotron 3 Super (free) and OpenAI o3 have opinions about your brand too.Ask 10 models what they tell people about you. Verbatim receipts.Run the mirror

FAQ

Common questions

Keep exploring

More comparisons

NVIDIA Nemotron 3 Super (free) vs MiniMax M3New provider

NVIDIA Nemotron 3 Super (free) vs Gemini 2.5 Pro Preview 06-05New provider

NVIDIA Nemotron 3 Super (free) vs Claude Opus 4.1New provider

Updated Mar 2026

Our Verdict

OpenAI o3

NVIDIA Nemotron 3 Super (free)Runner-up

No community votes yet. On paper, OpenAI o3 has the edge — bigger model tier, major provider backing.

Too close to call

API pricing

Cost per 1M tokens

NVIDIA Nemotron 3 Super (free)

Input

—

Output

—

OpenAI o3

Input

$10.00

Output

$40.00

Writing DNA

Style Comparison

Similarity

63%

NVIDIA Nemotron 3 Super (free) uses 19.8x more emoji

NVIDIA Nemotron 3 Super (free)

OpenAI o3

55%Vocabulary68%

22wSentence Length14w

0.36Hedging0.26

5.1Bold0.7

2.9Lists3.0

0.20Emoji0.00

0.64Headings0.38

0.17Transitions0.12

Based on 23 + 16 text responses

Research

What we learned reading every model

NVIDIA Nemotron 3 Super (free) and OpenAI o3 have opinions about your brand too.Ask 10 models what they tell people about you. Verbatim receipts.Run the mirror

FAQ

Common questions

Keep exploring

More comparisons

NVIDIA Nemotron 3 Super (free) vs MiniMax M3New provider

NVIDIA Nemotron 3 Super (free) vs Gemini 2.5 Pro Preview 06-05New provider

NVIDIA Nemotron 3 Super (free) vs Claude Opus 4.1New provider