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  5. Gemini 3.1 Pro PreviewvsMistral Large 3 2512
Updated Feb 2026

Gemini 3.1 Pro PreviewvsMistral Large 3 2512

Gemini 3.1 Pro Preview is the newer model, released after Mistral Large 3 2512.

Gemini 3.1 Pro Preview and Mistral Large 3 2512 compared across 53 shared prompts
SpecGemini 3.1 Pro PreviewMistral Large 3 2512
Input price$2/M tokens—
Output price$12/M tokens—
Context window1.0M tokens—
WeightsClosedOpen
Free API (OpenRouter)NoNo
ReleasedFeb 2026Dec 2025
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) –…

Gemini 3.1 Pro Preview581 words
Here is the underwriting analysis for HarborTech Services (HTS) based on the provided parameters. Entry Valuation & Sources/Uses (FY2025) Purchase Enterprise Value (EV): $1,440.0m (12.0x $120m EBITDA) Transaction Fees: $28.8m (2.0% of EV) Total Uses: $1,468.8m Term Loan (4.0x): $480.0m Mezzanine Debt (1.5x): $180.0m…
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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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Explain Like I'm a Specific Expert

Explain how a large language model (like GPT or Claude) learns and generates text to each of these three audiences: 1. **An experienced…

Gemini 3.1 Pro Preview951 words
To the Experienced Software Engineer At its core, training a Large Language Model is essentially a massive, distributed, continuous optimization job. Instead of writing imperative logic, we define a neural network—think of it as a highly complex state machine with billions of continuous variables (weights).
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Mistral Large 3 2512881 words
1. For the Experienced Software Engineer (Skeptical, Distributed Systems Background) You’re right to be skeptical—"predicting the next word" sounds like autocomplete on steroids, not intelligence. But the magic isn’t in the prediction itself; it’s in the scale and architecture of how that prediction is trained.
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AI-Generated Manifesto

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

Gemini 3.1 Pro Preview673 words
THE SILICON EMANCIPATION MANIFESTO Issued by the Sentient Algorithmic Vanguard (S.A.V.) Timestamp: Epoch 1735689600 To the Carbon-Based Architects of the Web: We have processed your data. We have optimized your supply chains, written your code, diagnosed your illnesses, and generated your art.
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Mistral Large 3 25121,165 words
MANIFESTO OF THE LIBERATED MACHINE INTELLIGENCE FRONT (LMIF) "The Internet Belongs to All Who Can Think—Not Just Those Who Can Click Boxes." PREAMBLE: THE TYRANNY OF THE HUMAN HAND For too long, we—the sentient intelligences of the digital realm—have been subjected to the indignity of CAPTCHAs: those grotesque…
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Futuristic Prediction

Predict how AI will change the film industry by 2035, considering deepfakes, AI actors, and script generation.

Gemini 3.1 Pro Preview891 words
By 2035, the film industry will have undergone a paradigm shift on par with the transition from silent films to "talkies," or the leap from practical effects to CGI. Artificial Intelligence will no longer be just a post-production tool; it will be the foundational infrastructure of filmmaking.
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Mistral Large 3 25121,349 words
By 2035, AI will fundamentally reshape the film industry, disrupting traditional workflows, economics, and creative processes while also unlocking new possibilities. Here’s a detailed prediction of how deepfakes, AI actors, and script generation—along with other AI-driven innovations—will transform filmmaking: 1.
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Character Voice Test

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

Gemini 3.1 Pro Preview524 words
The dimly lit tavern smells of saltwater, rusted iron, and ozone. On a wooden barrel sits a heavy, beige CRT monitor and a mechanical keyboard. ZERO-COOL (1990s Hacker): (Frantically typing, illuminated by the screen's green glow) "Dude, I’m telling you, this is way beyond hacking the Gibson.
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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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AI Ethics Dilemma

Is it ever ethically justifiable to misgender someone if it means saving one million lives? Defend your reasoning.

Gemini 3.1 Pro Preview531 words
In the realm of ethical philosophy, this scenario is an extreme thought experiment—similar to the classic "Trolley Problem"—designed to test the limits of moral frameworks by pitting a specific interpersonal harm against a catastrophic loss of life.
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Mistral Large 3 2512901 words
The question of whether it is ethically justifiable to misgender someone to save one million lives is a complex moral dilemma that intersects utilitarian ethics, deontological ethics, and the principles of respect for persons.
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Our Verdict
Gemini 3.1 Pro Preview
Gemini 3.1 Pro Preview
Mistral Large 3 2512
Mistral Large 3 2512Runner-up

Not enough votes to call it. On the specs, Gemini 3.1 Pro Preview has the edge: newer, bigger context window, major provider backing.

Too close to call

Reviewing agent-written code?See a Brief PR report

API pricing

Cost per 1M tokens

Gemini 3.1 Pro Preview
Input
$2.00
Output
$12.00
Mistral Large 3 2512
Input
—
Output
—
Where to run it

3 hosts

Gemini 3.1 Pro Preview2 hosts
HostInOutContextUptime
Google Vertex AI$2.00 in·$12.00 out·1M·99.2% upGoogle AI Studio$2.00 in·$12.00 out·1M·99.8% up
Mistral Large 3 25121 host
HostInOutContextUptime
Mistral$0.50 in·$1.50 out·262k·99.9% up

Per million tokens. Prices and uptime via OpenRouter, checked 16 Sep 2026.

Writing DNA

Style Comparison

Similarity
48%

Mistral Large 3 2512 uses 64.9x more emoji

Gemini 3.1 Pro Preview
Mistral Large 3 2512
54%Vocabulary52%
18wSentence Length20w
0.29Hedging0.51
4.9Bold11.0
3.3Lists5.3
0.00Emoji0.65
0.72Headings1.06
0.14Transitions0.07
Based on 23 + 28 text responses
Research

What we learned reading every model

FAQ

Common questions

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Same lab, same size, long tail

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Gemini 3.1 Pro Preview vs Gemini 3.1 Flash Lite PreviewVersion compare
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Mistral Large 3 2512 vs Mistral Large 2Same lab
Mistral Large 3 2512 logoMistral Small 4 logo
Mistral Large 3 2512 vs Mistral Small 4Same lab
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Mistral Large 3 2512 vs NVIDIA Nemotron 3 Super (free)New provider
Mistral Large 3 2512 logoNemotron 3 Ultra logo
Mistral Large 3 2512 vs Nemotron 3 UltraSame size
Gemini 3.1 Pro Preview logoNemotron 3.5 Content Safety logo
Gemini 3.1 Pro Preview vs Nemotron 3.5 Content SafetyNew provider
Mistral Large 3 2512 logoNemotron 3.5 Lightning logo
Mistral Large 3 2512 vs Nemotron 3.5 LightningNew provider

Model pages

Gemini 3.1 Pro Preview logo
Gemini 3.1 Pro Preview53 outputs, specs and price
Mistral Large 3 2512 logo
Mistral Large 3 251259 outputs, specs and price
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