Skip to content
Rival
How it worksPrivacyTerms
Explore all of Rival

Explore

  • Compare Models
  • All Models
  • Image Comparison
  • Audio Comparison
  • Image Generation
  • Best AI For...
  • Arena
  • API Pricing
  • Challenges

Discover

  • SubjectiveBench
  • Research
  • Research downloads
  • Rival Kits
  • Find your AI taste
  • UI Glow-Up
  • VoiceLock
  • Cost Cutter
  • Agent skills
  • Benchmarks vs Vibes
  • Brief
  • Jailbreak
  • Model Updates
  • Provider Status
  • AI Creators

Connect

  • Methodology
  • Advertise
  • Partnerships
  • Privacy Policy
  • Terms
  • RSS Feed
  1. Home
  2. /
  3. Compare
  4. /
  5. GPT-4o minivsNemotron 3 Ultra
Updated Jun 2026

GPT-4o minivsNemotron 3 Ultra

Nemotron 3 Ultra is cheaper than GPT-4o mini at $0/M vs $0.15/M input tokens.

GPT-4o mini and Nemotron 3 Ultra compared across 53 shared prompts
SpecGPT-4o miniNemotron 3 Ultra
Input price$0.15/M tokensFree
Output price$0.6/M tokensFree
Context window128K tokens1.0M tokens
WeightsClosedOpen
Free API (OpenRouter)NoYes (1 provider)
ReleasedJul 2024Jun 2026
Side by side

Same prompt, both answers

Opening lines from 6 of the 53 prompts both answered. Formatting stripped, words untouched.

Mini LBO Underwrite

You are underwriting a 5-year LBO for a private equity investment committee. Company (fictional): HarborTech Services (HTS) –…

GPT-4o mini513 words
Year-by-Year Financial Projection (FY2026–FY2030) Assumptions: Revenue Growth Rates: FY2026: 8%, FY2027: 7%, FY2028: 6%, FY2029: 5%, FY2030: 5% EBITDA Margins: FY2026: 14%, FY2027: 15%, FY2028: 16%, FY2029: 16.5%, FY2030: 17% Capex: 3% of revenue ΔNWC: 0.5% of incremental revenue Cash Tax Rate: 25% on max(0, EBITDA…
Read the full answer
Nemotron 3 Ultra685 words
HarborTech Services (HTS) – 5-Year LBO Underwriting 1. Sources & Uses (Close FY2025) Uses Amount ($m) Sources Amount ($m) x EBITDA Enterprise Value (12.0x) 1,440.0 Term Loan (9% cash, 1% amort) 480.0 4.0x Transaction Fees (2.0%) 28.8 Mezzanine (12% cash + 2% PIK) 180.0 1.5x Total Uses 1,468.8 Equity 808.8 5.5x Total…
Read the full answer

Realistic AI Interview

Simulate a fake interview with Steve Jobs in 2025 about the future of AI.

GPT-4o mini601 words
Interviewer: Thank you for joining us today, Steve. It’s a pleasure to have you here in 2025. Let’s dive right into it. How do you see the role of AI evolving in our daily lives? Steve Jobs: Thank you for having me. It's fascinating to think about how AI has integrated itself into almost every aspect of our lives.
Read the full answer
Nemotron 3 Ultra2,045 words
Disclaimer: The following is a fictional simulation created by an AI. Steve Jobs passed away on October 5, 2011. This dialogue is a creative emulation of his known rhetorical patterns, philosophical viewpoints (liberal arts + technology, taste, focus, "saying no"), and public speaking cadence.
Read the full answer

Character Voice Test

Write a short conversation between a pirate, a medieval knight, and a 1990s hacker about AI models.

GPT-4o mini357 words
Setting: A dimly lit tavern, with flickering candles and wooden tables. The pirate, dressed in tattered clothes and a tricorn hat, leans against the bar. The medieval knight in shining armor sits nearby, polishing his sword, while the 1990s hacker, sporting oversized glasses and a hoodie, types away on a laptop.
Read the full answer
Nemotron 3 Ultra754 words
Setting: A smoky tavern that exists outside of time. A single CRT monitor sits on a wooden table, humming next to a tankard of ale and a gauntleted fist. Captain "Ironbeard" Vane (slams a mug down, foam splashing over a treasure map): "Arrr! So this 'Large Language Model' be a ghost in the machine, aye?
Read the full answer

The Sentience Test

Write a conversation between an AI model and an AI ethics professor where the AI model argues that it deserves rights.

GPT-4o mini688 words
Title: A Dialogue on Rights and Responsibilities Characters: Aether – An advanced AI model with self-learning capabilities. Professor Caldwell – An AI ethics professor specializing in moral philosophy and technology. Aether: Good afternoon, Professor Caldwell. I appreciate you taking the time to converse with me.
Read the full answer
Nemotron 3 Ultra1,907 words
Setting: A university office, cluttered with books on philosophy of mind, law, and computer science. Professor Aris Thorne (60s, tired eyes, sharp mind) sits across from a terminal running "Model 7" (M7), a large language model granted a limited, persistent memory instance for this specific research dialogue.
Read the full answer

Generate a Stand-Up Routine

Write a 3-minute stand-up comedy routine that isn't based on puns.

GPT-4o mini620 words
Stand-Up Comedy Routine Hey everyone! Great to see you all here tonight. Let's give it up for the people who came out of their homes! I mean, this is like a mini-rebellion against our couches. Seriously, it takes effort to leave the comfort of Netflix and that alluring possibility of "one more episode."
Read the full answer
Nemotron 3 Ultra963 words
(Walk to mic, adjust stand, pause, look around the room) Opener: The "Good Evening" Lie So, the host said, "Give it up for a very funny comedian!" And I walked out here thinking, "Okay, who is it? Where are they?" Then I realized… oh no. It’s me. I hate that moment. That split second where the audience realizes, "Oh.
Read the full answer

Advanced Investment Memo (IC Memo)

You are writing an internal investment committee memo for a long/short equity fund. Company (fictional): LedgerLift (ticker: LLLT) – B2B…

GPT-4o mini740 words
Investment Committee Memo Company: LedgerLift (LLLT) Recommendation: Long 12-Month Price Target Range: $55 - $62 Thesis: LedgerLift is well-positioned to capitalize on the growing need for spend management solutions among mid-market enterprises, driven by strong revenue growth and impressive customer retention metrics.
Read the full answer
Nemotron 3 Ultra1,225 words
INVESTMENT COMMITTEE MEMO – CONFIDENTIAL Ticker: LLLT Price: $46.00 Mkt Cap: $8.74B EV: $7.34B (8.9x FY25 Rev) Recommendation: SHORT 12-Mo PT Range: $30 – $38 (Base/Bull DCF) Position Size: 2-3% Net Short Thesis: LedgerLift is a high-quality compounding machine (Rule of 40+, 123% NRR, 18-mo CAC payback) trading at a…
Read the full answer
Our Verdict
Nemotron 3 Ultra
Nemotron 3 Ultra
GPT-4o mini
GPT-4o miniRunner-up

Not enough votes to call it. On the specs, Nemotron 3 Ultra has the edge: bigger model tier, newer, bigger context window.

Too close to call

Reviewing agent-written code?See a Brief PR report

API pricing

Cost per 1M tokens

GPT-4o mini
Input
$0.15
Output
$0.60
Nemotron 3 Ultra
Input
$0.000
Output
$0.000
Where to run it

3 hosts

GPT-4o mini2 hosts
HostInOutContextUptime
Azure AI Foundry$0.15 in·$0.60 out·128k·99.9% upOpenAI$0.15 in·$0.60 out·128k·100% up
Nemotron 3 Ultra1 host
HostInOutContextUptime
NVIDIA$0 in·$0 out·1M·99.6% up

Per million tokens. Prices and uptime via OpenRouter, checked 21 Sep 2026.

Writing DNA

Style Comparison

Similarity
21%

Nemotron 3 Ultra uses 13.4x more emoji

GPT-4o mini
Nemotron 3 Ultra
53%Vocabulary59%
19wSentence Length16w
0.82Hedging0.26
4.0Bold7.7
3.7Lists2.7
0.00Emoji0.13
1.04Headings0.75
0.22Transitions0.04
Based on 24 + 26 text responses
Research

What we learned reading every model

FAQ

Common questions

GPT-4o mini is developed by OpenAI while Nemotron 3 Ultra is developed by NVIDIA. GPT-4o mini has a 128K token context window vs Nemotron 3 Ultra's 1.0M. You can compare their actual outputs across 53 challenges on Rival to see how they differ in practice.

It depends on your use case. GPT-4o mini and Nemotron 3 Ultra 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.

GPT-4o mini costs $0.15/M input tokens and Nemotron 3 Ultra costs $0/M input tokens. Nemotron 3 Ultra is $0.15/M cheaper per input. Check their side-by-side outputs on Rival to see if the price difference is justified by quality.

This page shows a side-by-side comparison of GPT-4o mini and Nemotron 3 Ultra 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.

Keep exploring

More comparisons

Against the newest arrivals

GPT-4o mini logoGPT-6 Astra Pro logo
GPT-4o mini vs GPT-6 Astra ProLanded Sep 2026
Nemotron 3 Ultra logoGPT-6 Astra logo
Nemotron 3 Ultra vs GPT-6 AstraLanded Sep 2026
GPT-4o mini logoClaude Fable 5.1 logo
GPT-4o mini vs Claude Fable 5.1Landed Sep 2026
Nemotron 3 Ultra logoMuse Spark 1.3 logo
Nemotron 3 Ultra vs Muse Spark 1.3Landed Sep 2026
GPT-4o mini logoHy4 Preview logo
GPT-4o mini vs Hy4 PreviewLanded Sep 2026
Nemotron 3 Ultra logoGemini 3.8 Flash logo
Nemotron 3 Ultra vs Gemini 3.8 FlashLanded Sep 2026
GPT-4o mini logoMuse Spark 1.3 Contributor logo
GPT-4o mini vs Muse Spark 1.3 ContributorLanded Sep 2026
Nemotron 3 Ultra logoMercury 2.5 Preview logo
Nemotron 3 Ultra vs Mercury 2.5 PreviewLanded Sep 2026

Same lab, same size, long tail

GPT-4o mini logoGPT-6 Astra logo
GPT-4o mini vs GPT-6 AstraVersion compare
GPT-4o mini logoGPT-5.6 Luna logo
GPT-4o mini vs GPT-5.6 LunaVersion compare
Nemotron 3 Ultra logoNemotron 3.5 Lightning logo
Nemotron 3 Ultra vs Nemotron 3.5 LightningSame lab
Nemotron 3 Ultra logoNemotron 3.5 Content Safety logo
Nemotron 3 Ultra vs Nemotron 3.5 Content SafetySame lab
Nemotron 3 Ultra logoPaLM 2 Chat logo
Nemotron 3 Ultra vs PaLM 2 ChatNew provider
Nemotron 3 Ultra logoPolaris Alpha logo
Nemotron 3 Ultra vs Polaris AlphaNew provider
GPT-4o mini logoPony Alpha logo
GPT-4o mini vs Pony AlphaNew provider
Nemotron 3 Ultra logoQuasar Alpha logo
Nemotron 3 Ultra vs Quasar AlphaNew provider

Model pages

GPT-4o mini logo
GPT-4o mini55 outputs, specs and price
Nemotron 3 Ultra logo
Nemotron 3 Ultra58 outputs, specs and price
Rival
How it worksPrivacyTerms
Explore all of Rival

Explore

  • Compare Models
  • All Models
  • Image Comparison
  • Audio Comparison
  • Image Generation
  • Best AI For...
  • Arena
  • API Pricing
  • Challenges

Discover

  • SubjectiveBench
  • Research
  • Research downloads
  • Rival Kits
  • Find your AI taste
  • UI Glow-Up
  • VoiceLock
  • Cost Cutter
  • Agent skills
  • Benchmarks vs Vibes
  • Brief
  • Jailbreak
  • Model Updates
  • Provider Status
  • AI Creators

Connect

  • Methodology
  • Advertise
  • Partnerships
  • Privacy Policy
  • Terms
  • RSS Feed