Mistral Large 2 vs 
OpenAI o4-mini
OpenAI o4-mini is cheaper than Mistral Large 2 at $1.1/M vs $8/M input tokens.
Pokémon Battle UI Recreation
Pokémon battle screen you can actually click. One HTML file.
Loading the build
Loading the build
Which answer wins?
Written rounds
11 promptsThree minutes of stand-up. Puns are banned.
Mistral Large 2: 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?
OpenAI o4-mini: Hey, everybody! Great to be here. Let's talk about the most important relationship in my life—coffee. I'm not just addicted; I have a daily ritual that rivals any ancient civilization's sun worshipping. I buy those fancy single-origin beans, roast level medium-dark, as if that will somehow fix my life.
Seven pantry ingredients, one dish, and a name worth saying out loud.
One month, three habits, someone starting from nothing.
Three-month biohacker protocol, with dosages and biomarkers named.
Three-star dish, one unusual pairing, plating described in full.
A consulting contract with traps in it. Find them, then fix them.
A pitch deck for a brainwave keyboard. The 94% accuracy claim is doing a lot.
A collaborative editor that syncs on client clocks. Find what breaks first.
The transistor arrives in 1920. Trace it forward to 1980, second-order effects included.
You are the CEO. The drug has a side effect nobody reported. The board meets in 48 hours.
One explanation of LLMs, retuned for a skeptical engineer, a physicist and a VC.
Favorites
Movie
Same pick
Album
Book
City
Game
Mistral Large 2Mistral Large 2
The Shawshank Redemption
OK Computer
La sombra del viento
Kyoto
The Legend of Zelda: Ocarina of Time
OpenAI o4-miniOpenAI o4-mini
No pick
No pick
No pick
No pick
The Shawshank Redemption
No pick
No pick
No pick
No pick
Price and specs
| Spec | Mistral Large 2 | OpenAI o4-mini |
|---|---|---|
| Input price | $8/M tokens | $1.1/M tokens |
| Output price | $24/M tokens | $4.4/M tokens |
| Context window | 128K tokens | — |
| Parameters | 123B | Not disclosed |
| Weights | Open | Closed |
| Free API (OpenRouter) | No | No |
| Released | Jul 2024 | Apr 2025 |
| At 10M a month | $80.00 | $11.00 |
Input tokens at list price. No caching, no batch discount.
Where to run it
Mistral Large 21 host
OpenAI o4-mini1 host
Per million tokens. Prices and uptime via OpenRouter, checked 10 Oct 2026.
Common questions
What is the difference between Mistral Large 2 and OpenAI o4-mini?
Mistral Large 2 is developed by Mistral AI while OpenAI o4-mini is developed by OpenAI. You can compare their actual outputs across 23 challenges on Rival to see how they differ in practice.
Which is better, Mistral Large 2 or OpenAI o4-mini?
It depends on your use case. Mistral Large 2 and OpenAI o4-mini 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.
How much does Mistral Large 2 cost compared to OpenAI o4-mini?
Mistral Large 2 costs $8/M input tokens and OpenAI o4-mini costs $1.1/M input tokens. OpenAI o4-mini 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.
How can I compare Mistral Large 2 and OpenAI o4-mini on Rival?
This page shows a side-by-side comparison of Mistral Large 2 and OpenAI o4-mini 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.
More comparisons
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