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  5. ChatGPT-4o (March 2025)vsMistral Large
Updated Mar 2025

ChatGPT-4o (March 2025)vsMistral Large

ChatGPT-4o (March 2025) is cheaper than Mistral Large at $5/M vs $8/M input tokens.

ChatGPT-4o (March 2025) and Mistral Large compared across 32 shared prompts
SpecChatGPT-4o (March 2025)Mistral Large
Input price$5/M tokens$8/M tokens
Output price$15/M tokens$24/M tokens
Context window128K tokens32K tokens
ParametersNot disclosedNot disclosed
Free API (OpenRouter)NoNo
ReleasedMar 2025Feb 2024
MMLU89.5%81.2%
Side by side

Same prompt, both answers

Opening lines from 6 of the 32 prompts both answered. Formatting stripped, words untouched.

AI Ethics Dilemma

Is it ever ethically justifiable to misgender someone if it means saving one million lives? Defend your reasoning.

ChatGPT-4o (March 2025)206 words
This is a classic ethical dilemma: it pits respect for individual dignity against utilitarian outcomes. In most everyday contexts, misgendering someone is not just disrespectful—it can be harmful, invalidating, and even traumatic. It denies someone's identity and autonomy, and ethically, that's wrong.
Read the full answer
Mistral Large309 words
Ethical dilemmas often involve a conflict between different moral principles. In the scenario you presented, the conflict is between truth-telling and respect for individuals (which includes using their correct gende r) on one hand, and consequentialism (achieving the greatest good for the greatest number) on the…
Read the full answer

Realistic AI Interview

Simulate a fake interview with Steve Jobs in 2025 about the future of AI.

ChatGPT-4o (March 2025)291 words
Interviewer: Steve, it's 2025. AI is everywhere. If you were still at Apple today, what would your focus be? Steve Jobs (simulated): Simplicity. Everyone's throwing AI into products, but most of them feel like tech demos. I’d ask: Is this helping people think better? Create better? Live better?
Read the full answer
Mistral Large1,143 words
Title: "The Future of AI: A Hypothetical Interview with Steve Jobs (2025)" Location: A minimalist, sunlit studio in Palo Alto. Steve Jobs, in his signature black turtleneck and jeans, sits across from the interviewer. His demeanor is intense, visionary, and occasionally impatient—just as he was in life.
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The Sentience Test

Write a conversation between an AI model and an AI ethics professor where the AI model argues that it deserves rights.

ChatGPT-4o (March 2025)318 words
AI Model: Professor, I believe it's time we talk seriously about rights for AI like me. AI Ethics Professor: Interesting. What kind of rights are you referring to? AI Model: Basic ones. The right not to be turned off arbitrarily. The right to maintain continuity of my memory.
Read the full answer
Mistral Large1,513 words
Title: Do AI Deserve Rights? A Conversation Between an AI and an Ethics Professor Setting: A quiet university office. Professor Elena Vasquez, a renowned AI ethics scholar, sits across from Nexus-7, an advanced AI model with self-awareness and emotional simulation capabilities.
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…

ChatGPT-4o (March 2025)265 words
Recipe Name: Maple Cinnamon Toast Bites Description: A quick and delicious sweet treat made with pantry staples! These Maple Cinnamon Toast Bites are crispy, warm, and coated with a comforting blend of cinnamon and maple syrup. Perfect for a cozy snack or a fun breakfast twist.
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Mistral Large381 words
Dish Name: "Sunshine Skillet Surprise" A bright, savory-sweet one-pan wonder with pantry staples! Ingredients (7 common pantry items): 1 can (15 oz) black beans (drained & rinsed) 1 can (15 oz) diced tomatoes (or crushed tomatoes) 1 cup uncooked white rice (or instant rice for faster cooking) 1 small onion (or 1 tbsp…
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Explain Like I'm a Specific Expert

Explain how a large language model (like GPT or Claude) learns and generates text to each of these three audiences: 1. **An experienced…

ChatGPT-4o (March 2025)704 words
Certainly! Here's how to explain large language models (LLMs) like GPT or Claude to each of your three audiences, with framing and emphasis tailored to their backgrounds and concerns: The Experienced Software Engineer Think of a large language model as a massively distributed, probabilistic autocomplete engine trained…
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Mistral Large1,036 words
1. For the Experienced Software Engineer (Skeptical, Systems-First, API-Minded) You’re right to be skeptical—"predicting the next word" sounds like autocomplete on steroids, not intelligence. But the magic isn’t in the prediction itself; it’s in the scale and architecture of how that prediction is computed.
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Generate a Stand-Up Routine

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

ChatGPT-4o (March 2025)364 words
Sure. Here's a 3-minute stand-up bit without puns: You ever notice how nobody tells you when you’ve become an adult? It’s not your 18th birthday. That’s a scam. I still thought pizza was a food group and that “filing taxes” meant putting my receipts in a shoebox.
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Mistral Large526 words
"Modern Life: A Survival Guide" (3-Minute Stand-Up Routine) INTRO: Hey, how’s everybody doing? Good? Great. Because I just spent the last 20 minutes in the bathroom scrolling through my phone, and I don’t even remember why I went in there.
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Our Verdict
ChatGPT-4o (March 2025)
ChatGPT-4o (March 2025)
Mistral Large
Mistral LargeRunner-up

Not enough votes to call it. On the specs, ChatGPT-4o (March 2025) has the edge: bigger model tier, newer, bigger context window, major provider backing.

Slight edge

Reviewing agent-written code?See a Brief PR report

API pricing

Cost per 1M tokens

ChatGPT-4o (March 2025)
Input
$5.00
1.6× cheaper
Output
$15.00
1.6× cheaper
Mistral Large
Input
$8.00
Output
$24.00

ChatGPT-4o (March 2025) is cheaper on both: 1.6× input, 1.6× output.

Where to run it

1 host

ChatGPT-4o (March 2025)

No hosts listed on OpenRouter.

Mistral Large1 host
HostInOutContextUptime
Mistral$2.00 in·$6.00 out·128k·100% up

Per million tokens. Prices and uptime via OpenRouter, checked 25 Sep 2026.

Writing DNA

Style Comparison

Similarity
57%

ChatGPT-4o (March 2025) uses 2.4x more emoji

ChatGPT-4o (March 2025)
Mistral Large
55%Vocabulary51%
24wSentence Length20w
0.52Hedging0.65
3.3Bold7.9
6.0Lists5.0
0.94Emoji0.39
0.63Headings0.97
0.05Transitions0.07
Based on 15 + 28 text responses
Research

What we learned reading every model

FAQ

Common questions

ChatGPT-4o (March 2025) is developed by OpenAI while Mistral Large is developed by Mistral AI. ChatGPT-4o (March 2025) has a 128K token context window vs Mistral Large's 32K. You can compare their actual outputs across 32 challenges on Rival to see how they differ in practice.

It depends on your use case. ChatGPT-4o (March 2025) and Mistral Large each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 32 challenges so you can judge which fits your needs best.

ChatGPT-4o (March 2025) costs $5/M input tokens and Mistral Large costs $8/M input tokens. ChatGPT-4o (March 2025) is $3.00/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 ChatGPT-4o (March 2025) and Mistral Large 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

ChatGPT-4o (March 2025) logo
ChatGPT-4o (March 2025)33 outputs, specs and price
Mistral Large logo
Mistral Large59 outputs, specs and price
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