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  5. Mistral Large 2vsOpenAI o4 Mini High
Updated Apr 2025

Mistral Large 2vsOpenAI o4 Mini High

OpenAI o4 Mini High is cheaper than Mistral Large 2 at $1.1/M vs $8/M input tokens.

Mistral Large 2 and OpenAI o4 Mini High compared across 23 shared prompts
SpecMistral Large 2OpenAI o4 Mini High
Input price$8/M tokens$1.1/M tokens
Output price$24/M tokens$4.4/M tokens
Context window128K tokens200K tokens
Parameters123BNot disclosed
WeightsOpenClosed
Free API (OpenRouter)NoNo
ReleasedJul 2024Apr 2025
Side by side

Same prompt, both answers

Opening lines from 3 of the 23 prompts both answered. Formatting stripped, words untouched.

Generate a Stand-Up Routine

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

Mistral Large 2351 words
Alright, good evening everybody! How are we all doing tonight? Yeah? Yeah? nobody's gonna say 'bad'? Ok, fair enough. You know, I was walking down the street the other day, and I saw this sign outside a shop that said, "Wet Paint." I thought, "Well, that's weird. Isn't paint supposed to be wet?
Read the full answer
OpenAI o4 Mini High449 words
Hey everyone, how's it going tonight? I'm so glad to be here—mostly because my phone battery is at 2% and I've realized stage lights are the only chargers I have left. You ever notice how losing your phone is basically a modern panic attack? You pat every pocket like you're defusing a bomb: "Is it in my jeans?
Read the full answer

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…

Mistral Large 2344 words
Here’s a simple, delicious, and creative savory dish using just 7 common pantry ingredients—no fresh produce required! "Golden Crispy Chickpea & Tomato Skillet" A warm, spiced, and satisfying one-pan dish with crispy chickpeas, tangy tomatoes, and a hint of smoky sweetness. Perfect as a side, snack, or light meal!
Read the full answer
OpenAI o4 Mini High244 words
Sun‑Kissed Bean Spaghetti A bright, one‑pot pasta that turns seven simple pantry staples into a satisfying meal in 20 minutes. Ingredients (serves 2–3) 8 oz (about 2 cups) dried spaghetti or any pasta 1 (14.5 oz) can diced tomatoes (with juices) 1 (15 oz) can beans (cannellini, kidney or chickpeas), drained & rinsed…
Read the full answer

Beginner's Longevity Plan

Outline a simple, actionable 1-month plan for someone starting their journey towards better health and longevity. Focus on 3 key areas…

Mistral Large 21,076 words
Here’s a simple, actionable 1-month plan to kickstart your journey toward better health and longevity. We’ll focus on three key pillars: nutrition, movement, and recovery (sleep + stress management). Each week builds on the last, with small, sustainable changes.
Read the full answer
OpenAI o4 Mini High586 words
One‑Month Starter Plan for Better Health & Longevity Focus areas: 1) Diet 2) Exercise 3) Sleep Week 1 – Lay the Foundations • Diet – Track what you eat for 3 days (use a notes app or paper). – Add at least 8 cups (2 L) of water daily. – Include one extra serving of fruit or veg at each meal.
Read the full answer
Our Verdict
Mistral Large 2
Mistral Large 2
OpenAI o4 Mini High
OpenAI o4 Mini High

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

OpenAI o4 Mini High costs 5.5x less per token.

Too close to call

Reviewing agent-written code?See a Brief PR report

API pricing

Cost per 1M tokens

Mistral Large 2
Input
$8.00
Output
$24.00
OpenAI o4 Mini High
Input
$1.10
7.3× cheaper
Output
$4.40
5.5× cheaper

OpenAI o4 Mini High is cheaper on both: 7.3× input, 5.5× output.

Where to run it

2 hosts

Mistral Large 21 host
HostInOutContextUptime
Mistral$2.00 in·$6.00 out·131k·100% up
OpenAI o4 Mini High1 host
HostInOutContextUptime
OpenAI$1.10 in·$4.40 out·200k·100% up

Per million tokens. Prices and uptime via OpenRouter, checked 21 Sep 2026.

Writing DNA

Style Comparison

Similarity
27%

Mistral Large 2 uses 1437.6x more bold

Mistral Large 2
OpenAI o4 Mini High
43%Vocabulary68%
21wSentence Length21w
0.39Hedging0.36
14.4Bold0.0
7.4Lists1.6
0.80Emoji0.02
1.41Headings0.00
0.01Transitions0.03
Based on 10 + 16 text responses
Research

What we learned reading every model

FAQ

Common questions

Mistral Large 2 is developed by Mistral AI while OpenAI o4 Mini High is developed by OpenAI. Mistral Large 2 has a 128K token context window vs OpenAI o4 Mini High's 200K. You can compare their actual outputs across 23 challenges on Rival to see how they differ in practice.

It depends on your use case. Mistral Large 2 and OpenAI o4 Mini High each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 23 challenges so you can judge which fits your needs best.

Mistral Large 2 costs $8/M input tokens and OpenAI o4 Mini High costs $1.1/M input tokens. OpenAI o4 Mini High is $6.90/M cheaper per input. Check their side-by-side outputs on Rival to see if the price difference is justified by quality.

This page shows a side-by-side comparison of Mistral Large 2 and OpenAI o4 Mini High 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 2 logo
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OpenAI o4 Mini High logo
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