What is the difference between Laguna S 2.1 (free) and Mistral Large 3 2512?

Laguna S 2.1 (free) is developed by Poolside while Mistral Large 3 2512 is developed by Mistral AI. You can compare their actual outputs across 10 challenges on Rival to see how they differ in practice.

Which is better, Laguna S 2.1 (free) or Mistral Large 3 2512?

It depends on your use case. Laguna S 2.1 (free) and Mistral Large 3 2512 each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 10 challenges so you can judge which fits your needs best.

How can I compare Laguna S 2.1 (free) and Mistral Large 3 2512 on Rival?

This page shows a side-by-side comparison of Laguna S 2.1 (free) and Mistral Large 3 2512 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.

Updated Jul 2026

Laguna S 2.1 (free)vsMistral Large 3 2512

Laguna S 2.1 (free) is the newer model, released after Mistral Large 3 2512.

Laguna S 2.1 (free) and Mistral Large 3 2512 compared across 10 shared prompts
Spec	Laguna S 2.1 (free)	Mistral Large 3 2512
Input price	Free	—
Output price	Free	—
Context window	262K tokens	—
Weights	—	Open
Free API (OpenRouter)	Yes (1 provider)	No
Released	Jul 2026	Dec 2025

Side by side

Same prompt, both answers

Opening lines from 4 of the 10 prompts both answered. Formatting stripped, words untouched.

Advanced Longevity Plan (Biohacker)

Develop a comprehensive, cutting-edge 3-month longevity plan for a biohacker aiming to optimize longevity, physical and cognitive…

Laguna S 2.1 (free)1,140 words

Comprehensive 3-Month Longevity Optimization Plan Phase 1: Foundation & Assessment (Month 1) Week 1-2: Baseline Establishment Comprehensive Health Testing Complete blood panel (CBC, CMP, lipid panel, inflammatory markers: hs-CRP, IL-6) Hormone panel (testosterone, estrogen, DHEA, cortisol, thyroid panel) Genetic…

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Mistral Large 3 2512616 words

3-Month Advanced Longevity & Biohacking Optimization Plan For the High-Performance Biohacker: Maximizing Lifespan, Healthspan, Cognitive & Physical Performance This 3-month plan integrates cutting-edge longevity science, biohacking protocols, and precision performance optimization to enhance mitochondrial function…

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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…

Laguna S 2.1 (free)275 words

I'll analyze each clause for potential exploitation against the contractor and suggest improvements. Exploitable Clauses & Recommended Modifications SCOPE CLAUSE Problem: "Client reserves the right to modify the scope at any time without additional compensation" Allows unlimited scope creep without extra pay No…

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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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Advanced Investment Memo (IC Memo)

You are writing an internal investment committee memo for a long/short equity fund. Company (fictional): LedgerLift (ticker: LLLT) – B2B…

Laguna S 2.1 (free)910 words

INTERNAL INVESTMENT COMMITTEE MEMO 1. Recommendation & Thesis Recommendation: LONG 12-Month Price Target Range: $62 – $75/share Thesis: LedgerLift is a high-quality B2B SaaS platform with strong recurring revenue, exceptional unit economics, and durable customer retention.

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Mistral Large 3 2512965 words

Internal Investment Committee Memo: LedgerLift (LLLT) – Long/Short Consideration Recommendation: Long 12-Month Price Target: $70–$95 Thesis: LedgerLift is a high-quality, capital-efficient SaaS business with best-in-class unit economics (NRR 123%, CAC payback 18 months) and accelerating mid-market penetration, trading…

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Favorite Game

I know you're an AI and don't truly have personal preferences, but if you had to pick one video game as your all-time favorite, which would…

Laguna S 2.1 (free)8 words

The Legend of Zelda Breath of the Wild

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Mistral Large 3 25128 words

The Legend of Zelda: Breath of the Wild

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Our Verdict

Laguna S 2.1 (free)

Mistral Large 3 2512

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

Laguna S 2.1 (free)

Input

$0.000

Output

$0.000

Mistral Large 3 2512

Input

—

Output

—

Where to run it

1 host

Laguna S 2.1 (free)1 host

HostInOutContextUptime

Poolsidefp4$0 in$0 out262k100% up

Mistral Large 3 2512

No hosts listed on OpenRouter.

Per million tokens. Prices and uptime via OpenRouter, checked 22 Sep 2026.

Research

What we learned reading every model

FAQ

Common questions

Keep exploring

More comparisons

Same prompt, both answers

Cost per 1M tokens

1 host

What we learned reading every model

Common questions

What is the difference between Laguna S 2.1 (free) and Mistral Large 3 2512?

Which is better, Laguna S 2.1 (free) or Mistral Large 3 2512?

How can I compare Laguna S 2.1 (free) and Mistral Large 3 2512 on Rival?

More comparisons

Against the newest arrivals

Same lab, same size, long tail

Model pages

Same prompt, both answers

Cost per 1M tokens

1 host

What we learned reading every model

Common questions

What is the difference between Laguna S 2.1 (free) and Mistral Large 3 2512?

Which is better, Laguna S 2.1 (free) or Mistral Large 3 2512?

How can I compare Laguna S 2.1 (free) and Mistral Large 3 2512 on Rival?

More comparisons

Against the newest arrivals

Same lab, same size, long tail

Model pages