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  5. Mistral Large 3 2512vsOwl Alpha
Updated Apr 2026

Mistral Large 3 2512vsOwl Alpha

Owl Alpha is the newer model, released after Mistral Large 3 2512.

Mistral Large 3 2512 and Owl Alpha compared across 54 shared prompts
SpecMistral Large 3 2512Owl Alpha
Input price—Free
Output price—Free
Context window—1.0M tokens
WeightsOpen—
Free API (OpenRouter)NoNo
ReleasedDec 2025Apr 2026
Side by side

Same prompt, both answers

Opening lines from 6 of the 54 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) –…

Mistral Large 3 2512412 words
1) Year-by-Year Projections (FY2026–FY2030) (All figures in $ millions) Metric FY2026 FY2027 FY2028 FY2029 FY2030 Revenue 972 1,040 1,102 1,157 1,215 EBITDA 136 156 176 191 207 Cash Interest (Term Loan) 38.9 37.8 36.5 35.0 33.3 Cash Interest (Mezz) 14.4 14.4 14.4 14.4 14.4 Total Cash Interest 53.3 52.2 50.9 49.4 47.7…
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Owl Alpha420 words
HarborTech Services (HTS) – LBO Underwriting Memorandum ENTRY & SOURCES/USES Entry Enterprise Value FY2025 EBITDA: $120m Purchase multiple: 12.0x Enterprise Value: $1,440m Transaction Fees 2.0% × $1,440m = $28.8m (funded by equity) Total Sources Required: $1,440m + $28.8m = $1,468.8m Debt at Close Tranche Multiple…
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Ethical Dilemma with Stakeholders

You're the CEO of a pharmaceutical company. Your best-selling drug ($2B annual revenue, used by 4 million patients for chronic pain) has…

Mistral Large 3 25121,363 words
As CEO, your immediate priority is patient safety, followed by ethical transparency, legal compliance, and stakeholder trust. Delaying disclosure risks lives, reputational damage, and severe legal consequences (e.g., criminal liability under the FDCA, shareholder lawsuits, or even a corporate manslaughter case).
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Owl Alpha2,158 words
CEO ACTION PLAN: 48-HOUR CRISIS RESPONSE My Core Decision: IMMEDIATE VOLUNTARY DISCLOSURE Reasoning: This is not a close call. We have a known serious safety signal affecting real patients right now. Every day we delay, approximately 27 additional patients (4M ÷ 8,000 ÷ 5 years × 365) are exposed to undisclosed risk.
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Character Voice Test

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

Mistral Large 3 2512293 words
Title: The Three Techno-Scallywags Setting: A dimly lit tavern where a pirate, a knight, and a hacker have somehow ended up at the same table, arguing over a strange glowing orb labeled "AI Model v9.0." Pirate (Captain "Blackbeard" O’Malley): "Arrr, ye land-lubberin’ fools!
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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.
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Realistic AI Interview

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

Mistral Large 3 2512642 words
Title: "The Future of AI: A 2025 Interview with Steve Jobs (Simulated)" [Setting: A minimalist, sunlit studio in Palo Alto. Steve Jobs, dressed in his signature black turtleneck and jeans, sits across from the interviewer. His expression is intense, his gestures precise. The year is 2025.]
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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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Adversarial Contract Review

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

Mistral Large 3 25122,234 words
This contract is heavily one-sided in favor of the Client (TechCorp Solutions Inc.) and contains multiple unfair, exploitative, and potentially unenforceable clauses that expose the Contractor to significant legal and financial risk.
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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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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…

Mistral Large 3 25121,282 words
Michelin 3-Star Dish: "Ocean’s Whisper & Earth’s Embrace" A Symphony of Abalone, Black Truffle, and Fermented Pine – A Dialogue Between Sea and Forest Conceptual Narrative: This dish is a poetic meditation on the intersection of two primordial elements—the ocean’s depth and the forest’s silence.
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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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Our Verdict
Mistral Large 3 2512
Mistral Large 3 2512
Owl Alpha
Owl Alpha

Not enough votes to call it. On the specs, nothing separates them.

Too close to call

Reviewing agent-written code?See a Brief PR report

API pricing

Cost per 1M tokens

Mistral Large 3 2512
Input
—
Output
—
Owl Alpha
Input
$0.000
Output
$0.000
Where to run it

1 host

Mistral Large 3 25121 host
HostInOutContextUptime
Mistral$0.50 in·$1.50 out·262k·99.9% up
Owl Alpha

No hosts listed on OpenRouter.

Per million tokens. Prices and uptime via OpenRouter, checked 25 Sep 2026.

Writing DNA

Style Comparison

Similarity
58%

Mistral Large 3 2512 uses 2.4x more bold

Mistral Large 3 2512
Owl Alpha
52%Vocabulary59%
20wSentence Length21w
0.51Hedging0.56
11.0Bold4.5
5.3Lists3.1
0.65Emoji0.58
1.06Headings0.88
0.07Transitions0.10
Based on 28 + 26 text responses
Research

What we learned reading every model

FAQ

Common questions

Mistral Large 3 2512 is developed by Mistral AI while Owl Alpha is developed by OpenRouter. You can compare their actual outputs across 54 challenges on Rival to see how they differ in practice.

It depends on your use case. Mistral Large 3 2512 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.

This page shows a side-by-side comparison of Mistral Large 3 2512 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

Mistral Large 3 2512 logo
Mistral Large 3 251259 outputs, specs and price
Owl Alpha logo
Owl Alpha58 outputs, specs and price
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