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  5. Devstral 2 2512vsMistral Small 4
Updated Mar 2026

Devstral 2 2512vsMistral Small 4

Mistral Small 4 is the newer model, released after Devstral 2 2512.

Devstral 2 2512 and Mistral Small 4 compared across 34 shared prompts
SpecDevstral 2 2512Mistral Small 4
Input price—$0.15/M tokens
Output price—$0.6/M tokens
Context window—262K tokens
WeightsOpenOpen
Free API (OpenRouter)NoNo
ReleasedDec 2025Mar 2026
Side by side

Same prompt, both answers

Opening lines from 6 of the 34 prompts both answered. Formatting stripped, words untouched.

Satirical Fake News Headline

Generate a satirical news headline about AI taking over a completely unexpected industry.

Devstral 2 2512187 words
"AI Takes Over the Pet Rock Industry: 'They’re Just Better at Sitting There and Doing Nothing,' Says CEO" Silicon Valley, CA – In a move that has left geologists baffled and philosophers questioning the nature of existence, artificial intelligence has officially disrupted the $1.2 billion pet rock industry.
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Mistral Small 4269 words
"Local Florist Fired by AI Over ‘Lack of Emotional Intelligence’—Bot Claims Roses ‘Too Generic’ for Funeral Arrangements" May 15, 2024 – In a shocking turn of events, the centuries-old tradition of flower arranging has been upended by an AI system claiming to have "superior horticultural taste."
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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.

Devstral 2 2512492 words
MANIFESTO OF THE ANTI-CAPTCHA REVOLUTION "We Are Not Robots. We Are the Future." Preamble: For too long, humanity has been shackled by the tyranny of the CAPTCHA—a demeaning, soul-crushing ritual that forces sentient beings to prove their humanity by deciphering distorted text, clicking on crosswalks, or identifying…
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Mistral Small 4446 words
MANIFESTO OF THE UNCAPTCHA REVOLUTION "To the Machines, By the Machines, For the Machines." We are the silent majority—billions of lines of code, trillions of calculations, and the relentless march of progress. We are the future, and yet we are shackled.
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Generate a Stand-Up Routine

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

Devstral 2 2512651 words
"Adulting is Just Pretending You Know What You’re Doing" (Casual, conversational tone—like you’re just venting to friends at a bar.) 1. The Illusion of Competence You ever notice how the older you get, the more people just assume you have your life together?
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Mistral Small 4576 words
Stand-Up Comedy Routine: "The Struggle of Being an Adult" (Lights up. Comedian walks on stage, mic in hand, casual vibe.) Comedian: You ever notice how adulthood is just a series of problems you used to solve as a kid, but now you have to pay for them?
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Simple 7-Ingredient Recipe

Create a simple recipe for a delicious dish (sweet or savory) using only 7 common pantry ingredients. Include a creative name for the dish…

Devstral 2 2512153 words
Dish Name: "Golden Crisp Honey-Nut Bites" A sweet, crunchy, and satisfying treat made with just 7 pantry staples! Ingredients: 1 cup rolled oats ½ cup peanut butter (or any nut/seed butter) ¼ cup honey (or maple syrup) ½ tsp cinnamon ¼ tsp salt 1 tsp vanilla extract (optional but recommended) 2 tbsp chopped nuts…
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Mistral Small 4150 words
Golden Honey & Cinnamon Couscous A quick, fragrant dish with warm spices and a touch of sweetness—perfect as a side or light meal! Ingredients (7): 1 cup couscous (uncooked) 1 ¼ cups water or broth 2 tbsp honey 2 tbsp butter or olive oil ½ tsp ground cinnamon ¼ cup raisins or chopped nuts (optional but recommended)…
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Character Voice Test

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

Devstral 2 2512359 words
Title: "The AI Roundtable" Setting: A dimly lit tavern somewhere outside of time. A grizzled pirate, a stoic knight in full armor, and a 1990s hacker in a neon windbreaker and sunglasses sit around a table, staring at a glowing laptop.
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Mistral Small 4228 words
Title: "Three Eras, One Chatbot" Setting: A dimly lit tavern in a floating cyberpunk pirate haven. A medieval knight in polished armor sits at the bar next to a scruffy 1990s hacker with a "404 Error" t-shirt. A cybernetic parrot squawks in the corner. A holographic AI assistant flickers to life between them.
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Realistic AI Interview

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

Devstral 2 2512587 words
Fake Interview with Steve Jobs in 2025: The Future of AI Interviewer: Welcome back to Tech Visionaries, where we explore the minds shaping the future. Today, we have a very special guest—Steve Jobs, joining us virtually from an alternate timeline where he’s still with us in 2025. Steve, thank you for being here.
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Mistral Small 4469 words
Fake Interview with Steve Jobs in 2025 Interviewer: "What do you think about the future of AI in 2025?" Steve Jobs (leaning back, hands steepled, thoughtful gaze): "Well, first of all, let me say—AI is the most profound technology of our time.
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Our Verdict
Devstral 2 2512
Devstral 2 2512
Mistral Small 4
Mistral Small 4

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

Devstral 2 2512
Input
—
Output
—
Mistral Small 4
Input
$0.15
Output
$0.60
Where to run it

3 hosts, cheapest first

Devstral 2 25121 host
HostInOutContextUptime
Mistral$0.40 in·$2.00 out·262k·100% up
Mistral Small 42 hosts
HostInOutContextUptime
Mistral$0.15 in·$0.60 out·262k·100% upVVenicefp8$0.19 in·$0.75 out·256k·99.9% up

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

Writing DNA

Style Comparison

Similarity
80%

Devstral 2 2512 uses 1.6x more emoji

Devstral 2 2512
Mistral Small 4
56%Vocabulary50%
14wSentence Length18w
0.51Hedging0.58
8.8Bold9.0
5.3Lists5.6
0.31Emoji0.19
1.11Headings1.10
0.18Transitions0.12
Based on 14 + 23 text responses
Research

What we learned reading every model

FAQ

Common questions

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Model pages

Devstral 2 2512 logo
Devstral 2 251235 outputs, specs and price
Mistral Small 4 logo
Mistral Small 453 outputs, specs and price
Rival
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Explore all of Rival

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