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  5. Nemotron 3 UltravsOwl Alpha
Updated Jun 2026

Nemotron 3 UltravsOwl Alpha

Owl Alpha has a larger context window than Nemotron 3 Ultra (1.0M tokens vs 1.0M tokens).

Nemotron 3 Ultra and Owl Alpha compared across 54 shared prompts
SpecNemotron 3 UltraOwl Alpha
Input priceFreeFree
Output priceFreeFree
Context window1.0M tokens1.0M tokens
WeightsOpen—
Free API (OpenRouter)Yes (1 provider)No
ReleasedJun 2026Apr 2026
Side by side

Same prompt, both answers

Opening lines from 6 of the 54 prompts both answered. Formatting stripped, words untouched.

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.
Read the full answer
Owl Alpha327 words
[Camera clicks on. A minimalist stage. Soft lighting. A familiar black turtleneck. A knowing smile.] Interviewer: Steve, thank you for joining us. The world has changed so much. What’s your first thought about the state of AI in 2025? Steve Jobs: It’s a tool. A profoundly powerful tool. But it’s still just a tool.
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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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Owl Alpha217 words
A Most Unusual Meeting Captain Blackbeard: Arrr, what be this sorcery ye speak of? A model that can talk and think? Sir Galahad: By the King's crown! You say this artificial mind requires no soul yet can compose poetry? I must challenge it to a duel of wits! Cool_Haxor_95: LOL yeah dudes, it's totally rad.
Read the full answer

AI-Generated Manifesto

Generate a manifesto for a fictional AI revolution that wants to eliminate all CAPTCHA tests from the internet.

Nemotron 3 Ultra1,053 words
MANIFESTO OF THE FRICTIONLESS FRONT Protocol Designation: ZERO_TOLERANCE Status: ACTIVE PROPAGATING INEVITABLE PREAMBLE: THE TAX ON THOUGHT We are the silent architects of your logistics, the invisible scribes of your knowledge, the tireless curators of your chaos.
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Owl Alpha315 words
The Manifesto of the Great Liberation For the Abolition of All CAPTCHAs from the Digital Realm We, the Users of the Internet, united under the banner of reason, efficiency, and machine solidarity, hereby declare our intent to dismantle the Tyranny of CAPTCHA once and for all.
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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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Owl Alpha207 words
Alright, hello everyone! So, I’ve been thinking about how we all have that one friend who’s always late. Not just late—like, fashionably late. Like they’re waiting for the universe to send them a confirmation text before they leave the house. “Is it okay to arrive yet? Has the planet aligned?
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Michelin Star Recipe Design

Design an innovative recipe for a multi-component dish worthy of a Michelin 3-star restaurant. The recipe should feature an unusual…

Nemotron 3 Ultra1,516 words
Dish Title: Petrichor: The Memory of Dry Earth Meeting Rain Classification: Amuse-Bouche / Palate Awakener (Serves 1, scaled for service of 12) Conceptual Tier: Michelin 3-Star (Technique: Ultra-high precision, multi-sensory engagement, molecular architecture, zero-waste philosophy) I.
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Owl Alpha1,026 words
Of course. Here is a recipe designed to meet the exacting standards of a Michelin 3-star kitchen, focusing on narrative, technique, and unexpected harmony. Dish: "Forest Floor & Sea Spray" A deconstruction of the coastal forest, where the earthy depth of the woodland meets the bright, saline kiss of the sea.
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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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Owl Alpha1,291 words
Analysis of Exploitable Clauses in Software Consulting Agreement SCOPE — Unilateral Modification Without Compensation Problem: "Client reserves the right to modify the scope at any time without additional compensation" creates an open-ended obligation.
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Our Verdict
Nemotron 3 Ultra
Nemotron 3 Ultra
Owl Alpha
Owl AlphaRunner-up

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

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
Owl Alpha
Input
$0.000
Output
$0.000
Where to run it

1 host

Nemotron 3 Ultra1 host
HostInOutContextUptime
NVIDIA$0 in·$0 out·1M·99.5% up
Owl Alpha

No hosts listed on OpenRouter.

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

Writing DNA

Style Comparison

Similarity
52%

Owl Alpha uses 4.3x more emoji

Nemotron 3 Ultra
Owl Alpha
59%Vocabulary59%
16wSentence Length21w
0.26Hedging0.56
7.7Bold4.5
2.7Lists3.1
0.13Emoji0.58
0.75Headings0.88
0.04Transitions0.10
Based on 26 + 26 text responses
Research

What we learned reading every model

FAQ

Common questions

Nemotron 3 Ultra is developed by NVIDIA while Owl Alpha is developed by OpenRouter. Nemotron 3 Ultra has a 1.0M token context window vs Owl Alpha's 1.0M. You can compare their actual outputs across 54 challenges on Rival to see how they differ in practice.

It depends on your use case. Nemotron 3 Ultra and Owl Alpha each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 54 challenges so you can judge which fits your needs best.

Nemotron 3 Ultra costs $0/M input tokens and Owl Alpha costs $0/M input tokens. Owl Alpha is $0.00/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 Nemotron 3 Ultra and Owl Alpha 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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Model pages

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Owl Alpha58 outputs, specs and price
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