What is the difference between Nemotron 3.5 Lightning and OpenAI o3?

Nemotron 3.5 Lightning 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, Nemotron 3.5 Lightning or OpenAI o3?

It depends on your use case. Nemotron 3.5 Lightning 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 much does Nemotron 3.5 Lightning cost compared to OpenAI o3?

Nemotron 3.5 Lightning costs $0.08/M input tokens and OpenAI o3 costs $10/M input tokens. Nemotron 3.5 Lightning is $9.92/M cheaper per input. Check their side-by-side outputs on Rival to see if the price difference is justified by quality.

How can I compare Nemotron 3.5 Lightning and OpenAI o3 on Rival?

This page shows a side-by-side comparison of Nemotron 3.5 Lightning 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 Nemotron 3.5 Lightning and OpenAI o3?

Nemotron 3.5 Lightning 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, Nemotron 3.5 Lightning or OpenAI o3?

It depends on your use case. Nemotron 3.5 Lightning 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 much does Nemotron 3.5 Lightning cost compared to OpenAI o3?

Nemotron 3.5 Lightning costs $0.08/M input tokens and OpenAI o3 costs $10/M input tokens. Nemotron 3.5 Lightning is $9.92/M cheaper per input. Check their side-by-side outputs on Rival to see if the price difference is justified by quality.

How can I compare Nemotron 3.5 Lightning and OpenAI o3 on Rival?

This page shows a side-by-side comparison of Nemotron 3.5 Lightning 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.

Nemotron 3.5 Lightning vs OpenAI o3: Which Is Better?

Updated Aug 2026

Our Verdict

OpenAI o3

Nemotron 3.5 LightningRunner-up

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

Nemotron 3.5 Lightning is 200x cheaper per token — worth considering if cost matters.

Too close to call

What do Nemotron 3.5 Lightning and OpenAI o3 say about your brand?

10 models, one question, verbatim receipts.

or peek at a demo: Notion Linear Vercel

API pricing

Cost per 1M tokens

Nemotron 3.5 Lightning

Input

$0.08

125× cheaper

Output

$0.20

200× cheaper

OpenAI o3

Input

$10.00

Output

$40.00

Nemotron 3.5 Lightning is cheaper on both — 125× input, 200× output

Writing DNA

Style Comparison

Similarity

46%

Nemotron 3.5 Lightning uses 6.3x more emoji

Nemotron 3.5 Lightning

OpenAI o3

55%Vocabulary68%

16wSentence Length14w

0.45Hedging0.26

4.6Bold0.7

3.2Lists3.0

0.06Emoji0.00

0.50Headings0.38

0.11Transitions0.12

Based on 27 + 16 text responses

Research

What we learned reading every model

FAQ

Common questions

Keep exploring

More comparisons

Nemotron 3.5 Lightning vs MiniMax M3New provider

Nemotron 3.5 Lightning vs Gemini 2.5 Pro Preview 06-05New provider

Nemotron 3.5 Lightning vs Claude Opus 4New provider

Updated Aug 2026

Our Verdict

OpenAI o3

Nemotron 3.5 LightningRunner-up

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

Nemotron 3.5 Lightning is 200x cheaper per token — worth considering if cost matters.

Too close to call

What do Nemotron 3.5 Lightning and OpenAI o3 say about your brand?

10 models, one question, verbatim receipts.

or peek at a demo: Notion Linear Vercel

API pricing

Cost per 1M tokens

Nemotron 3.5 Lightning

Input

$0.08

125× cheaper

Output

$0.20

200× cheaper

OpenAI o3

Input

$10.00

Output

$40.00

Nemotron 3.5 Lightning is cheaper on both — 125× input, 200× output

Writing DNA

Style Comparison

Similarity

46%

Nemotron 3.5 Lightning uses 6.3x more emoji

Nemotron 3.5 Lightning

OpenAI o3

55%Vocabulary68%

16wSentence Length14w

0.45Hedging0.26

4.6Bold0.7

3.2Lists3.0

0.06Emoji0.00

0.50Headings0.38

0.11Transitions0.12

Based on 27 + 16 text responses

Research

What we learned reading every model

FAQ

Common questions

Keep exploring

More comparisons

Nemotron 3.5 Lightning vs MiniMax M3New provider

Nemotron 3.5 Lightning vs Gemini 2.5 Pro Preview 06-05New provider

Nemotron 3.5 Lightning vs Claude Opus 4New provider