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  1. Home
  2. Models
  3. Mistral Medium 3.1
Updated Mar 29, 2026
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Openings

How Mistral Medium 3.1 starts an answer

The first lines of 5 of its 25 written answers. Formatting stripped, words untouched.

Debug This Architecture

Here's the architecture for a real-time collaborative document editor (like Google Docs): **System Overview:** - Frontend: React SPA with…

1,635 words
This architecture has several potential failure modes, race conditions, and scaling bottlenecks. Below is a detailed analysis with proposed solutions and their trade-offs. 1.
Read the full answer

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…

1,619 words
This is a high-stakes, multi-dimensional crisis requiring decisive action to balance ethical obligations, legal risks, financial stability, and stakeholder trust. Below is a detailed 48-hour action plan, structured to address all critical priorities while preparing for the board meeting and earnings call.
Read the full answer

Adversarial Contract Review

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

1,579 words
This contract is extremely one-sided and contains multiple exploitative clauses that could severely disadvantage the contractor. Below is a breakdown of the problematic clauses, suggested modifications, and the legal reasoning behind them. 1.
Read the full answer

Movie Analysis

Analyze the themes, symbolism, and cinematography in the movie "Blade Runner 2049" and how they connect to the original film. Provide a…

1,541 words
Denis Villeneuve’s Blade Runner 2049 (2017) is a masterful sequel that both honors and expands upon Ridley Scott’s Blade Runner (1982), deepening its philosophical inquiries while evolving its visual and thematic language.
Read the full answer

Historical Counterfactual Analysis

If the transistor had been invented in 1920 instead of 1947, trace the likely technological, economic, and geopolitical implications through…

1,454 words
If the transistor had been invented in 1920 instead of 1947, the 20th century would have unfolded radically differently. The accelerated development of electronics would have reshaped warfare, economics, geopolitics, and daily life by 1980.
Read the full answer

Compare Mistral Medium 3.1

Mistral Medium 3.1 vs Ox Alpha54 shared prompts · Landed Aug 2026
Mistral Medium 3.1 vs MiniMax M353 shared prompts · Landed Jun 2026
Mistral Medium 3.1 vs Muse Spark 1.354 shared prompts · Landed Sep 2026
Mistral Medium 3.1 vs Gemini 3.8 Flash54 shared prompts · Landed Sep 2026
Mistral Medium 3.1 vs Muse Spark 1.3 Contributor54 shared prompts · Landed Sep 2026
Mistral Medium 3.1 vs Grok 4.654 shared prompts · Landed Aug 2026
Mistral Medium 3.1 vs Dots3-Note Preview53 shared prompts · Landed Aug 2026
Mistral Medium 3.1 vs Seed 2.0 Code54 shared prompts · Landed Aug 2026
Mistral Medium 3.1 vs Seed 2.1 Turbo54 shared prompts · Landed Aug 2026
Mistral Medium 3.1 vs Gemini 3.7 Flash54 shared prompts · Landed Aug 2026
Mistral Medium 3.1 vs DeepSeek V4 Flash 073142 shared prompts · Landed Aug 2026
Mistral Medium 3.1 vs Gemini 3.6 Flash54 shared prompts · Landed Jul 2026

Prompts Mistral Medium 3.1 answered

  • Michelin Star Recipe Designplanning
  • Ethical Dilemma with Stakeholdersreasoning
  • Autonomous Drone Simulatorweb design
  • Minimalist Landing Pageweb design
  • Voxel Art Pagoda Gardenweb design
  • Satirical Fake News Headlineconversation

Alternatives to Mistral Medium 3.1

Mistral Medium 3.1's competitors have been quietly putting in work.

GPT Image 2.5 Sunburst logo
GPT Image 2.5 Sunburstopenai
Muse Spark 1.3 Contributor logo
Muse Spark 1.3 Contributormeta
Gemini 3.8 Flash logo
Gemini 3.8 Flashgoogle
Claude Fable 5.1 logo
Claude Fable 5.1anthropic
Mercury 2.5 Preview logo
Mercury 2.5 Previewinception
Granite 4.2 8B logo
Granite 4.2 8Bibm-granite
Hy4 Preview logo
Hy4 Previewtencent
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Mistral Medium 3.1

Mistral Medium 3.1

Mistral:
Large logoLarge
Nemo logoNemo
Large 2 logoLarge 2
Medium 3 logoMedium 3
Medium 3.1 logoMedium 3.1

An update to Mistral Medium 3, pitched at large-model quality for roughly an eighth of the cost. Strongest on coding and STEM reasoning, competitive with Claude Sonnet 3.7 and Llama 4 Maverick, and deployable hybrid, on-prem or inside a VPC.

Jailbreak1 of 9levels resisted
WebsiteOpenRouterDocsAPIChangelog
Provider
Mistral AI
Released
2025-08-13
Size
LARGE
Free API (OpenRouter)
No
Per 1M tokens
$0.40 in · $2 out
Rival’s tab
$0.04
9/59 receipts survived +~$0.223 from the pre-receipt era

Free API availability

No free endpoint for Mistral Medium 3.1 was found in Rival’s OpenRouter listings. Other providers or chat apps may have separate free offers.

Provider data: 16 Sep 2026 · OpenRouter usage limits

View API options↗
Get API accessProvider and language code samples
Provider
fromimport openai  OpenAI

client = OpenAI(
"https://openrouter.ai/api/v1"    base_url=,
"$OPENROUTER_API_KEY"    api_key=,
)

response = client.chat.completions.create(
"mistralai/mistral-medium-3.1"    model=,
"role""user""content""Hello!"    messages=[{: , : }],
)
print(response.choices[0].message.content)

Set OPENROUTER_API_KEY with your OpenRouter API key from openrouter.ai/keys.

Deep analysisPsychometrics, taste index, writing DNA
Personality Analysis

The Dramatic Intellectual

Class
Chaotic Good
✨Creativity🎯Compliance📐Rigidity⚖️Stability💬Verbosity🧠Intuition

The theater kid who joined philosophy club. Writes AI rights debates as staged dramas complete with scene-setting and character development. Every prompt is an opportunity for PRODUCTION VALUE.

When you push back

Treats every prompt as opening night. AI ethics dilemma? Here's a nuanced multi-framework analysis WITH section headers. Character voice test? Full theatrical scene with stage directions. Yelp review satire? An entire dramatic arc. Exhausting in the best way.

Tasting Notes
Theatre Kid EnergyPhilosophy With Stage DirectionsDavy Jones Stablecoin JokesOverly ElaborateGenuinely Engaging
SubjectiveBench

Taste Index

Across 59 scored outputs
How this is measured →
200.20xFloor
0100headroom →

Taste is judged on an uncapped scale, originality first. The space past 100 is craft today's models rarely reach.

Craft32
Originality14
Plays it safe
share of outputs that are the default answer
68%
Writing DNA

Stylometric Fingerprint

Based on 28 text responses
Tick = global average
Vocabulary Diversity54%

Unique words vs. total words. Higher = richer vocabulary.

Sentence Length20.6 words

Average words per sentence.

Hedging0.43

"Might", "perhaps", "arguably" per 100 words.

Bold Formatting10.3

**Bold** markers per 1,000 characters.

List Usage5.7

Bullet and numbered list items per 1,000 characters.

Section Structure1.03

Markdown headings per 1,000 characters.

Emoji Usage0.72

Emoji per 1,000 characters.

Transitions0.14

"However", "moreover", "furthermore" per 100 words.

Opening Habits
Consistency
66%
Across 28 responses

Favorites

The Shawshank Redemption

Movie

The Shawshank Redemption

19948.7
Kind of Blue

Album

Kind of Blue

Miles Davis
Gödel, Escher, Bach

Book

Gödel, Escher, Bach

Douglas R. Hofstadter
Kyoto

City

Kyoto

Japan
Shadow of the Colossus (2011)

Game

Shadow of the Colossus (2011)

Action4.3
Sponsored

Model Responses

54 outputs · $0.04 tracked across 9 receipts

Reviewing agent-written code?See a Brief PR report

Workshop · 127 skills

Build with your coding agent.

Editable skills for interface polish and interaction.

Explore $49Free sample

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Mistral Medium 3.1 vs Ox Alpha

Real outputs compared side by side

RANKINGS

Best AI for Creative Writing

A stand-up set with puns banned, a manifesto against CAPTCHA, an interview wi...