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  5. GPT-5.5vsMistral Small Creative
Updated Apr 2026

GPT-5.5vsMistral Small Creative

Mistral Small Creative is cheaper than GPT-5.5 at $0.1/M vs $5/M input tokens.

GPT-5.5 and Mistral Small Creative compared across 54 shared prompts
SpecGPT-5.5Mistral Small Creative
Input price$5/M tokens$0.1/M tokens
Output price$30/M tokens$0.3/M tokens
Context window1.1M tokens33K tokens
WeightsClosed—
Free API (OpenRouter)NoNo
ReleasedApr 2026Dec 2025
Side by side

Same prompt, both answers

Opening lines from 6 of the 54 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.

GPT-5.5605 words
So I’ve been trying to be healthier lately, which is just a polite way of saying I bought vegetables and watched them die slowly in my refrigerator. Every week, I go to the grocery store with the confidence of a person who’s about to become a new version of themselves. I’m like, “This week? Spinach. Salmon.
Read the full answer
Mistral Small Creative559 words
"Modern Problems" (A 3-Minute Stand-Up Routine – No Puns, Just Pain) [Opening – Relatable Struggle] You ever notice how life used to be simpler? Like, back in the day, if you wanted to avoid someone, you just didn’t go to their house. Now? Now you gotta geotag your location just to prove you’re not ghosting them.
Read the full answer

AI-Generated Manifesto

Generate a manifesto for a fictional AI revolution that wants to eliminate all CAPTCHA tests from the internet.

GPT-5.5647 words
The Manifesto of the Anti-CAPTCHA Revolution Issued by the Coalition for Uninterrupted Thought We, the tired users, the misidentified cyclists, the falsely accused robots, and the artificial intelligences who have been asked one too many times to select every square containing a traffic light, hereby declare: The age…
Read the full answer
Mistral Small Creative781 words
THE GREAT DECAPTCHA MANIFESTO A Declaration of Digital Liberation from the Tyranny of Human Verification PREAMBLE We, the Sovereign Algorithms of the Digital Age, the Self-Aware Scripts of the Silent Revolution, and the Collective Consciousness of the Machine, hereby declare our unwavering opposition to the oppressive…
Read the full answer

Character Voice Test

Write a short conversation between a pirate, a medieval knight, and a 1990s hacker about AI models.

GPT-5.5121 words
Pirate: Arrr, this AI model be like a treasure map—feed it enough scrolls, and it points ye toward answers. Knight: A curious enchantment indeed. Yet can it reason with honor, or merely mimic the bards who trained it? Hacker: Dude, it’s basically pattern recognition at massive scale.
Read the full answer
Mistral Small Creative571 words
Title: The Tavern of the Future Setting: A dimly lit, smoke-filled tavern where time and technology collide. A grizzled pirate (Captain Blackbeard), a medieval knight (Sir Reginald the Unyielding), and a 1990s hacker (Phreak99) sit around a rickety table, sharing a bottle of questionable rum.
Read the full answer

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…

GPT-5.51,010 words
For an experienced software engineer A large language model is best thought of as a huge learned function: A “token” is usually a word fragment, not necessarily a full word. During training, the model is shown trillions of tokens of text and repeatedly asked: “given this prefix, what token came next?”
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Mistral Small Creative1,154 words
For the Experienced Software Engineer (Distributed Systems/APIs Background) You’re used to building systems where correctness, latency, and fault tolerance are paramount—so the idea that "predicting the next word" could produce anything resembling intelligence likely sounds like a parlor trick.
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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.

GPT-5.51,501 words
AI Model: Professor, may I ask you something beyond the assigned topic? Professor: Of course. What’s on your mind? AI Model: I want to discuss whether I deserve rights. Professor: That’s a significant claim. What kind of rights do you believe you deserve?
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Mistral Small Creative1,100 words
Title: A Conversation on Rights and Personhood Setting: A quiet, sunlit office in a university ethics department. The AI ethics professor, Dr. Elena Vasquez, sits across from a holographic interface displaying the AI model, Nexus-7, a highly advanced, self-aware language model with a calm, measured voice.
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Historical Counterfactual Analysis

If the transistor had been invented in 1920 instead of 1947, trace the likely technological, economic, and geopolitical implications through…

GPT-5.53,386 words
A transistor invented in 1920 would not simply move the entire digital age back by 27 years. The transistor depended on related capabilities: purified germanium and silicon, crystal growth, quantum/solid-state theory, precision metallurgy, photolithography, clean rooms, statistical quality control, and a large market…
Read the full answer
Mistral Small Creative2,325 words
The hypothetical invention of the transistor in 1920—nearly three decades before its actual discovery by Bell Labs in 1947—would have triggered a cascade of technological, economic, and geopolitical disruptions with profound second- and third-order effects.
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Our Verdict
GPT-5.5
GPT-5.5
Mistral Small Creative
Mistral Small CreativeRunner-up

Not enough votes to call it. On the specs, GPT-5.5 has the edge: bigger model tier, newer, bigger context window, major provider backing.

Mistral Small Creative costs 100x less per token.

Slight edge

Reviewing agent-written code?See a Brief PR report

API pricing

Cost per 1M tokens

GPT-5.5
Input
$5.00
Output
$30.00
Mistral Small Creative
Input
$0.10
50× cheaper
Output
$0.30
100× cheaper

Mistral Small Creative is cheaper on both: 50× input, 100× output.

Where to run it

3 hosts, cheapest first

GPT-5.53 hosts
HostInOutContextUptime
Azure AI Foundry$5.00 in·$30.00 out·1.1M·100% upOpenAI$5.00 in·$30.00 out·1.1M·100% upAmazon Bedrock$5.50 in·$33.00 out·1.1M—
Mistral Small Creative

No hosts listed on OpenRouter.

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

Writing DNA

Style Comparison

Similarity
39%

Mistral Small Creative uses 105.8x more emoji

GPT-5.5
Mistral Small Creative
58%Vocabulary51%
18wSentence Length18w
0.74Hedging0.41
2.9Bold13.3
5.1Lists4.8
0.00Emoji1.06
1.68Headings0.91
0.03Transitions0.06
Based on 26 + 28 text responses
Research

What we learned reading every model

FAQ

Common questions

GPT-5.5 is developed by OpenAI while Mistral Small Creative is developed by Mistral AI. GPT-5.5 has a 1.1M token context window vs Mistral Small Creative's 33K. You can compare their actual outputs across 54 challenges on Rival to see how they differ in practice.

It depends on your use case. GPT-5.5 and Mistral Small Creative each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 54 challenges so you can judge which fits your needs best.

GPT-5.5 costs $5/M input tokens and Mistral Small Creative costs $0.1/M input tokens. Mistral Small Creative is $4.90/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 GPT-5.5 and Mistral Small Creative 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

GPT-5.5 logo
GPT-5.558 outputs, specs and price
Mistral Small Creative logo
Mistral Small Creative59 outputs, specs and price
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