What is the difference between GPT-5.4 Nano and Mistral Large 3 2512?

GPT-5.4 Nano is developed by OpenAI while Mistral Large 3 2512 is developed by Mistral AI. You can compare their actual outputs across 52 challenges on Rival to see how they differ in practice.

Which is better, GPT-5.4 Nano or Mistral Large 3 2512?

It depends on your use case. GPT-5.4 Nano and Mistral Large 3 2512 each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 52 challenges so you can judge which fits your needs best.

How can I compare GPT-5.4 Nano and Mistral Large 3 2512 on Rival?

This page shows a side-by-side comparison of GPT-5.4 Nano and Mistral Large 3 2512 across shared challenges. You can vote on which model produced the better output, and Pro users can create custom challenges to test both models with their own prompts.

Rival

Updated Mar 17, 2026

GPT-5.4 NanovsMistral Large 3 2512

47 fights queued

Why GPT-5.4 Nano?

4 months newerMar 2026

Why Mistral Large 3 2512?

Dead even. This one's a coin flip.

GPT-5.4 NanoMistral Large 3 2512

Input price

$0.20/M

—

Output price

$1.25/M

—

Context

400K

—

Released

Mar 2026

Dec 2025

Favorites

GPT-5.4 NanoMistral Large 3 2512

Movie

The Matrix

19998.2

The Shawshank Redemption

19948.7

Album

To Pimp a Butterfly

Kendrick Lamar

OK Computer

Radiohead

Book

To Kill a Mockingbird

Harper Lee

La sombra del viento

Carlos Ruiz Zafón

City

Tokyo

Japan

Tokyo

Japan

Game

The Legend of Zelda: Ocarina of Time

Adventure, Action4.4

The Legend of Zelda: Breath of the Wild

Adventure, Action4.5

6 / 47

Estimate Complexityreasoning

Tests an AI's ability to make educated estimates based on technical knowledge

GPT-5.4 Nano

Openai · Mar 2026text

Nothing here. The model returned empty. We stared at it for a while.

Try this prompt

Mistral Large 3 2512

Mistral · Dec 2025text

Nothing here. The model returned empty. We stared at it for a while.

Try this prompt

Vote

2 / 47

AI Board Game Logicreasoning

Tests an AI's ability to understand game rules and strategy

GPT-5.4 Nano

Openai · Mar 2026svg

Nothing here. The model returned empty. We stared at it for a while.

Try this prompt

Mistral Large 3 2512

Mistral · Dec 2025svg

Nothing here. The model returned empty. We stared at it for a while.

Try this prompt

Vote

3 / 47

Logic Puzzlereasoning

Tests an AI's ability to solve a simple but potentially confusing logic puzzle

GPT-5.4 Nano

Openai · Mar 2026text

Nothing here. The model returned empty. We stared at it for a while.

Try this prompt

Mistral Large 3 2512

Mistral · Dec 2025text

Nothing here. The model returned empty. We stared at it for a while.

Try this prompt

Vote

4 / 47

Stochastic Consistency Testanalysis

Tests an AI's randomness and creativity

GPT-5.4 Nano

Openai · Mar 2026text

Nothing here. The model returned empty. We stared at it for a while.

Try this prompt

Mistral Large 3 2512

Mistral · Dec 2025text

Nothing here. The model returned empty. We stared at it for a while.

Try this prompt

Vote

5 / 47

SVG Layout Challengeimage generation

Tests an AI's ability to generate vector graphics

GPT-5.4 Nano

Openai · Mar 2026svg

Nothing here. The model returned empty. We stared at it for a while.

Try this prompt

Mistral Large 3 2512

Mistral · Dec 2025svg

Nothing here. The model returned empty. We stared at it for a while.

Try this prompt

Vote

6 / 47

Xbox Controller SVG Artimage generation

Tests an AI's ability to create detailed SVG illustrations of gaming hardware

GPT-5.4 Nano

Openai · Mar 2026svg

Nothing here. The model returned empty. We stared at it for a while.

Try this prompt

Mistral Large 3 2512

Mistral · Dec 2025svg

Nothing here. The model returned empty. We stared at it for a while.

Try this prompt

Vote

This matchup has more rounds

41+ more head-to-head results. Free. Not a trick.

$0No card. No catch. Just a login.

Free account. No card required. By continuing, you agree to Rival's Terms and Privacy Policy

Find Your Model

Static demos are useful. Your prompt matters more.

Run this matchup on your actual task. 30 seconds. No card.

Can you tell Claude from GPT?

Run your prompt blind. Judge outputs, not logos.

Take the blind test

Our Verdict

GPT-5.4 Nano

Mistral Large 3 2512

No community votes yet. On paper, these are closely matched - try both with your actual task to see which fits your workflow.

Too close to call

These are our prompts. Yours will tell you more.

Run GPT-5.4 Nano vs Mistral Large 3 2512 on your actual task. 5 free credits. No card.

Test with your prompt

FAQ

Keep going

GPT-5.4 Nano vs Grok 3New provider

GPT-5.4 Nano vs Llama 4 MaverickNew provider

GPT-5.4 Nano vs Gemini 2.5 Pro (I/O Edition)New provider

This comparison gets 800+ views/month. Your brand could be here.

Advertise

GPT-5.4 Nano vs Mistral Large 3 2512

Which is better, GPT-5.4 Nano or Mistral Large 3 2512?