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  5. Nemotron 3 UltravsTNG R1T Chimera
Updated Jun 2026

Nemotron 3 UltravsTNG R1T Chimera

Nemotron 3 Ultra is the newer model, released after TNG R1T Chimera.

Nemotron 3 Ultra and TNG R1T Chimera compared across 47 shared prompts
SpecNemotron 3 UltraTNG R1T Chimera
Input priceFree—
Output priceFree—
Context window1.0M tokens—
WeightsOpen—
Free API (OpenRouter)Yes (1 provider)No
ReleasedJun 2026Nov 2025
Side by side

Same prompt, both answers

Opening lines from 6 of the 47 prompts both answered. Formatting stripped, words untouched.

Advanced Longevity Plan (Biohacker)

Develop a comprehensive, cutting-edge 3-month longevity plan for a biohacker aiming to optimize longevity, physical and cognitive…

Nemotron 3 Ultra1,541 words
⚠️ CRITICAL MEDICAL DISCLAIMER ⚠️ This plan is for informational and educational purposes only. It does not constitute medical advice, diagnosis, or treatment. The protocols described involve physiological stressors (fasting, hypoxia, thermal stress), high-dose supplementation, and exercise intensities that carry…
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TNG R1T Chimera523 words
3-Month Longevity Optimization Plan for Biohackers Integrating advanced supplementation, precision nutrition, wearables, and personalized performance strategies. Phase 1: Month 1 – Metabolic & Cognitive Foundation Focus: Establish baseline biomarkers, adapt to ketogenic metabolism, and optimize sleep/stress resilience.
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Mini LBO Underwrite

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

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…
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TNG R1T Chimera121 words
Year-by-Year Financial Table ($m) Year FY2026 FY2027 FY2028 FY2029 FY2030 Revenue 972.0 1,040.0 1,102.4 1,157.6 1,215.4 EBITDA 136.1 156.0 176.4 191.0 206.6 Cash Interest (Term Loan) 43.2 41.1 37.6 32.8 26.8 Cash Interest (Mezzanine) 21.6 22.0 22.5 22.9 23.4 Cash Taxes 17.8 23.2 29.1 33.8 39.1 Capex 29.2 31.2 33.1 34.7…
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Generate a Stand-Up Routine

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

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.
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TNG R1T Chimera560 words
3-Minute Stand-Up Comedy Routine: “Modern Life is… Something” [Open with confident energy, like you’re already mid-conversation.] You ever notice how optimistic technology is? Like, my smart speaker wakes me up every morning with, “Good news! Today will be sunny!”
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Character Voice Test

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

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?
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TNG R1T Chimera147 words
Pirate: "Arrr, what be this ‘AI’ ye gabble about? Some cursed ghost ship steered by no crew?" Knight: "Nay, foul seadog! ‘Tis more like a magical tome that learns and speaks—a scholar’s boon, yet perilous if misused." Hacker: "Dude, it’s way cooler. Think of a neural net cranked on modem noise.
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Realistic AI Interview

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

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.
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TNG R1T Chimera522 words
Fake Interview with Steve Jobs in 2025: "The Future of AI and Human Potential" Setting: A virtual stage at the 2025 "Tech & Humanity" summit, hosted by tech journalist Lena Carter. Lena Carter: Steve, thank you for joining us—it’s an honor to speak with you. Your legacy at Apple reshaped entire industries.
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Adversarial Contract Review

Here is a contract for a software consulting engagement: --- SOFTWARE CONSULTING AGREEMENT This Agreement is entered into between TechCorp…

Nemotron 3 Ultra1,165 words
Disclaimer: I am not a licensed attorney. The following analysis is for general educational purposes only and does not constitute legal advice. Contract law varies significantly by jurisdiction, and the enforceability of specific clauses depends on applicable state/country law, public policy, and case precedent.
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TNG R1T Chimera550 words
Clauses Exploitable Against the Contractor and Proposed Modifications: Scope (Clause 1) Issue: Client can unilaterally modify scope without additional compensation, risking "scope creep" and unpaid work. Modification: "Client may request scope modifications only through written change orders.
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Our Verdict
Nemotron 3 Ultra
Nemotron 3 Ultra
TNG R1T Chimera
TNG R1T ChimeraRunner-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

Nemotron 3 Ultra
Input
$0.000
Output
$0.000
TNG R1T Chimera
Input
—
Output
—
Where to run it

1 host

Nemotron 3 Ultra1 host
HostInOutContextUptime
NVIDIA$0 in·$0 out·1M·99.4% up
TNG R1T Chimera

No hosts listed on OpenRouter.

Per million tokens. Prices and uptime via OpenRouter, checked 23 Sep 2026.

Writing DNA

Style Comparison

Similarity
61%

TNG R1T Chimera uses 4.2x more transitions

Nemotron 3 Ultra
TNG R1T Chimera
59%Vocabulary64%
16wSentence Length44w
0.26Hedging0.79
7.7Bold7.3
2.7Lists5.0
0.13Emoji0.15
0.75Headings0.88
0.04Transitions0.16
Based on 26 + 24 text responses
Research

What we learned reading every model

FAQ

Common questions

Nemotron 3 Ultra is developed by NVIDIA while TNG R1T Chimera is developed by OpenRouter. You can compare their actual outputs across 47 challenges on Rival to see how they differ in practice.

It depends on your use case. Nemotron 3 Ultra and TNG R1T Chimera each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 47 challenges so you can judge which fits your needs best.

This page shows a side-by-side comparison of Nemotron 3 Ultra and TNG R1T Chimera 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.

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Same lab, same size, long tail

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Model pages

Nemotron 3 Ultra logo
Nemotron 3 Ultra58 outputs, specs and price
TNG R1T Chimera logo
TNG R1T Chimera48 outputs, specs and price
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