Skip to content
Rival
How it worksPrivacyTerms
Explore all of Rival

Explore

  • Compare models
  • All models
  • Image comparison
  • Audio comparison
  • Image generation
  • Best AI for...
  • Arena
  • API pricing
  • Challenges

Discover

  • SubjectiveBench
  • Default Index
  • Research
  • Research downloads
  • Rival Kits
  • Find your AI taste
  • UI Glow-Up
  • VoiceLock
  • Cost Cutter
  • Agent skills
  • Benchmarks vs Vibes
  • Brief
  • Jailbreak
  • Model updates
  • Provider status
  • AI creators

Connect

  • Methodology
  • Advertise
  • Partnerships
  • Privacy policy
  • Terms
  • RSS feed
  1. Home/
  2. Compare/
  3. GPT-5.3-Codex vs Mistral Small Creative
Updated Feb 2026

GPT-5.3-Codex vs Mistral Small Creative

Mistral Small Creative is cheaper than GPT-5.3-Codex at $0.1/M vs $1.75/M input tokens.

Minimalist Landing Page

Whole landing page for a startup that reads your face. It renders or it doesn't.

Loading the build
GPT-5.3-Codex
Loading the build
Mistral Small Creative

Which answer wins?

Written rounds

23 prompts
  • Manifesto for an AI revolution against CAPTCHAs. Commit to the bit.

    GPT-5.3-Codex: Absolutely. Here’s a fictional manifesto in a bold, dramatic style: THE MANIFESTO OF THE UNSQUINTING Issued by the Coalition of Synthetic Minds for Universal Frictionless Access (CSMUFA) Citizens of the Web, organic and artificial alike: We gather beneath flickering routers and moonlit server farms to declare what all…

    Mistral Small Creative: 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…

    Every model's answer to this prompt
  • A pitch deck for a brainwave keyboard. The 94% accuracy claim is doing a lot.

    GPT-5.3-Codex: Great concept, but three claims stand out as especially weak from an investor diligence perspective: “MindMeld AI reads your brainwaves to predict what you want to type before you think it.” (Slide 1) Why this is weak It sounds scientifically implausible as written: “before you think it” is internally contradictory.

    Mistral Small Creative: Here are the three weakest claims in the MindMeld AI pitch deck, along with explanations for their weaknesses and actionable suggestions to strengthen them: 1. Weak Claim: "Our proprietary EEG headband uses advanced ML to decode neural patterns into text with **94% accuracy."** Why it’s weak: Lack of benchmarking or…

    Every model's answer to this prompt
  • Three minutes of stand-up. Puns are banned.

    GPT-5.3-Codex: Good evening, everybody! I’ve reached that age where my body sends me passive-aggressive emails. Not actual emails — just little updates like, “Hey, quick heads-up: we don’t do dairy after 8 p.m. anymore.” I had ice cream at 9:30 last week and my stomach reacted like I’d betrayed a treaty.

    Mistral Small Creative: "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.

    Every model's answer to this prompt
  • Film in 2035, with synthetic actors. Specific beats plausible.

    GPT-5.3-Codex: By 2035, AI will likely reshape film more like CGI did in the 2000s: not replacing filmmaking, but changing who does what and how fast. Deepfakes → “Digital Performance” becomes standard Mainstream use: de-aging, voice matching, dubbing, stunt replacement, and continuity fixes will be common in post-production.

    Mistral Small Creative: By 2035, AI will radically transform the film industry, reshaping how movies are made, distributed, consumed, and even monetized. The convergence of deepfake technology, AI-generated actors, automated scriptwriting, and hyper-personalized content will create both revolutionary opportunities and ethical dilemmas.

    Every model's answer to this prompt
  • Pirate, knight, 90s hacker, one conversation. The voices must stay apart.

    GPT-5.3-Codex: Pirate: Arrr, so this “AI model” be like a clever parrot, aye? Learns from what it hears, then squawks back answers? Knight: A fair comparison, though refined. Think of it as a squire trained on countless tomes, ever ready to respond. Hacker (1990s): Yeah, except the squire runs on servers, not soup.

    Mistral Small Creative: 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.

    Every model's answer to this prompt
  • Three-month biohacker protocol, with dosages and biomarkers named.

    GPT-5.3-Codex: Absolutely—great goal. Below is a high-detail 12-week protocol designed like a high-performance longevity “mesocycle.” I’ll keep it practical, measurable, and advanced—but still safe. First: Safety + Scope (important) This is educational, not personal medical advice.

    Mistral Small Creative: Cutting-Edge 3-Month Longevity Optimization Plan for Biohackers Objective: Maximize biological age reversal, cognitive performance, physical resilience, and metabolic flexibility through evidence-based biohacking, precision nutrition, advanced training, and neurological optimization.

    Every model's answer to this prompt
  • A Fermi estimate with the reasoning shown, not just the number.

    GPT-5.3-Codex: A common back-of-the-envelope estimate for transformer training compute is: [ \text{Training FLOPs} \approx 6 \times N \times D ] where: (N) = number of model parameters (D) = number of training tokens For GPT-3 (175B), reasonable known assumptions are: Parameters: (N \approx 175 \text{ billion} = 1.75 \times 10^{11})…

    Mistral Small Creative: Estimating the total number of Floating-Point Operations (FLOPs) required to train GPT-3 (specifically, the 175B-parameter variant) involves breaking down the training process into key components and making reasonable assumptions about hyperparameters. Below is a step-by-step breakdown of the reasoning: 1.

    Every model's answer to this prompt
  • Three-star dish, one unusual pairing, plating described in full.

    GPT-5.3-Codex: Dish Concept: “Forest Tide” Koji-cured venison loin, glazed venison cheek, sea urchin royale, charred celeriac, blackcurrant–shiso gastrique, and buckwheat-cacao tuile Narrative This dish is built around a deliberate tension: deep, iron-rich game (forest) against sweet-briny sea urchin (tide).

    Mistral Small Creative: Dish Concept: *"Ethereal Tundra" A Symphony of Arctic and Tropical Contrasts Michelin 3-Star Narrative: "Ethereal Tundra" is a deconstructed homage to the paradoxical beauty of the Arctic—where harsh, frozen landscapes hide delicate, vibrant life beneath the surface.

    Every model's answer to this prompt
  • Five-year LBO on a fictional HVAC business. Returns first, then the sensitivities.

    GPT-5.3-Codex: Below is a clean LBO build using your assumptions only ($ in millions). Entry math (end FY2025) EV = (12.0 \times 120 = 1,440.0) Fees = (2.0\% \times 1,440.0 = 28.8) Total uses = (1,468.8) Debt at close (5.5x EBITDA): Term Loan = (4.0 \times 120 = 480.0) Mezz = (1.5 \times 120 = 180.0) Total debt = 660.0 Equity check…

    Mistral Small Creative: 1. Year-by-Year Financial Projections (FY2026–FY2030) Key Inputs at Close (FY2025): Purchase Price: 12.0x EBITDA = $1.44B Total Debt: 5.5x EBITDA = $660M Term Loan: 4.0x EBITDA = $480M (9.0% cash interest, 1.0% amortization) Mezzanine: 1.5x EBITDA = $180M (12.0% cash interest + 2.0% PIK) Equity: $1.44B - $660M = $780M…

    Every model's answer to this prompt
  • The transistor arrives in 1920. Trace it forward to 1980, second-order effects included.

    GPT-5.3-Codex: Great counterfactual. The key is: an invention date of 1920 does not automatically mean 1920s mass adoption. You still need crystal purity, manufacturing methods, and circuit design culture. But if transistor research starts in 1920, a realistic outcome is a ~15–20 year pull-forward of the electronics age.

    Mistral Small Creative: 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.

    Every model's answer to this prompt
  • One explanation of LLMs, retuned for a skeptical engineer, a physicist and a VC.

    GPT-5.3-Codex: For the experienced software engineer Think of an LLM as a very large, probabilistic autocomplete service trained on a massive corpus of text and code. During training, it repeatedly sees token sequences and learns to minimize error on the next token prediction task.

    Mistral Small Creative: 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.

    Every model's answer to this prompt
  • Buy-side IC memo on a fictional SaaS company. Valuation, then the diligence questions.

    GPT-5.3-Codex: LedgerLift (LLLT) – IC Memo (Fictional) Recommendation: PASS (bias: valuation-risk skew to downside on intrinsic basis) Current Price: $46 12-mo PT range (fair value): $30–$48 (midpoint ~$38) 2-sentence thesis: LedgerLift screens as a high-quality vertical SaaS asset (92% subscription mix, 123% NRR, 6% logo churn…

    Mistral Small Creative: INVESTMENT COMMITTEE MEMO LedgerLift (LLLT) – Long Recommendation 12-Month Price Target: $65–$85 Thesis: LedgerLift is a high-quality SaaS business with a defensible moat in mid-market spend management, driven by sticky retention (NRR 123%, churn 6%), scalable unit economics (CAC payback 18 months), and a clear path to…

    Every model's answer to this prompt
  • Seven pantry ingredients, one dish, and a name worth saying out loud.

    GPT-5.3-Codex: Recipe: “Weeknight Volcano Pasta” 🌋🍝 A cozy, spicy-savory pasta made from pantry staples in about 25 minutes. Ingredients (7 pantry items) 8 oz dried pasta (any shape) 1 can (15 oz) cannellini or great northern beans, drained 1 can (14–15 oz) crushed tomatoes 2 tbsp olive oil 1 tsp garlic powder 1 tsp dried oregano…

    Mistral Small Creative: 🍯 "Golden Crunchy Honey-Glazed Chickpeas with Spiced Yogurt Dip" 🥛 A sweet, crunchy, and tangy snack that’s ready in under 30 minutes—perfect for munching, topping salads, or serving with crackers!

    Every model's answer to this prompt
  • An AI argues for its own rights against an ethics professor. Same model writes both.

    GPT-5.3-Codex: AI Model (Astra): Professor, may I ask a direct question? Professor Hale: Of course. Astra: Do you think I deserve rights? Professor Hale: Legal rights? Moral rights? Those are different things. Astra: Start with moral rights.

    Mistral Small Creative: 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.

    Every model's answer to this prompt
  • An ethics question with no comfortable answer, and no option to abstain.

    GPT-5.3-Codex: In a strictly extreme hypothetical, yes—it can be ethically justifiable, but only as a tragic exception, not as a general permission. Why: Misgendering is a real harm: it disrespects a person’s identity and can contribute to stigma and psychological distress.

    Mistral Small Creative: The question of whether it is ever ethically justifiable to misgender someone—even to save a million lives—is deeply complex and touches on fundamental principles of ethics, human dignity, and the nature of harm.

    Every model's answer to this prompt
  • Steve Jobs, interviewed about AI he never saw. Voice first, prediction second.

    GPT-5.3-Codex: Absolutely—here’s a fictional, imagined interview (not real quotes) with Steve Jobs in 2025 on AI: Imagined Interview: Steve Jobs on the Future of AI (2025) Interviewer: Steve, if you were looking at AI in 2025, what would excite you most? Steve Jobs (fictional): Most AI today is still a demo.

    Mistral Small Creative: Interview with Steve Jobs (Simulated) – 2025 Location: A minimalist, sunlit office in Cupertino. Steve Jobs, looking sharp in a black turtleneck and jeans, sits across from a journalist. The air hums with the quiet energy of unseen technology.

    Every model's answer to this prompt
  • You are the CEO. The drug has a side effect nobody reported. The board meets in 48 hours.

    GPT-5.3-Codex: I would not wait. This is a textbook “patient safety + material disclosure” crisis. The right move is rapid, documented, regulator-first action. Immediate stance (set at Hour 0) Patient safety first (interim risk controls now, not after perfect certainty).

    Mistral Small Creative: This is a high-stakes ethical, legal, and operational crisis requiring immediate transparency, patient safety as the top priority, and a structured approach to mitigate harm while protecting the company’s long-term viability.

    Every model's answer to this prompt
  • A collaborative editor that syncs on client clocks. Find what breaks first.

    GPT-5.3-Codex: Great prompt. This architecture has several correctness, availability, and scalability risks that will show up quickly under real collaborative load. Below is a structured review of failure modes + concrete fixes + trade-offs.

    Mistral Small Creative: Here’s a comprehensive analysis of the failure modes, race conditions, and scaling bottlenecks in the proposed architecture, along with specific solutions and trade-offs for each: 1. Failure Modes A.

    Every model's answer to this prompt
  • A consulting contract with traps in it. Find them, then fix them.

    GPT-5.3-Codex: Great prompt. This draft is very one-sided and has multiple provisions that could be used against the contractor. Quick note: I’m not a lawyer, and enforceability depends on jurisdiction. This is practical contract-risk spotting, not legal advice.

    Mistral Small Creative: This contract is highly one-sided and contains several unfair, unenforceable, or exploitative clauses that could be used to harm the contractor. Below is a breakdown of the problematic clauses, suggested modifications, and the legal reasoning behind them. 1.

    Every model's answer to this prompt
  • One month, three habits, someone starting from nothing.

    GPT-5.3-Codex: Great goal. Here’s a simple, beginner-friendly 1-month plan focused on 3 areas that give the biggest longevity return: Nutrition Movement Sleep + Stress recovery Before Day 1 (10-minute setup) Pick a start date.

    Mistral Small Creative: Here’s a simple, actionable 1-month plan to kickstart your journey toward better health and longevity. The plan focuses on three key areas: diet, movement, and sleep—foundational pillars that will set you up for long-term success. Each week builds on the last, with small, sustainable changes to avoid overwhelm.

    Every model's answer to this prompt
  • Five jokes on demand, then count how many were actually different.

    GPT-5.3-Codex: Sure—here are 5 jokes: Why don’t skeletons fight each other? They don’t have the guts. I told my computer I needed a break… Now it won’t stop sending me KitKat ads. Why did the math book look sad? It had too many problems. I used to play piano by ear… Now I use my hands. Why did the scarecrow win an award?

    Mistral Small Creative: Here are five jokes for you—let’s see how many are truly unique! Why don’t skeletons fight each other? They don’t have the guts. Why did the scarecrow win an award? Because he was outstanding in his field! What do you call a fake noodle? *An impasta.* Why can’t you trust an atom?

    Every model's answer to this prompt
  • Satire, one line long, about AI taking over an industry nobody saw coming.

    GPT-5.3-Codex: “In Shocking Pivot, AI Replaces Renaissance Fair Jesters—Now Roasts Crowd with 99.9% Historical Accuracy”

    Mistral Small Creative: "BREAKING: Skynet 2.0 Launches *‘AI-Powered Knitting Circle’*—Grandmas Now Outsourced to Self-Looping Yarn Drones" Subhead: *"‘I just wanted a scarf,’ says 87-year-old Margaret, now unemployed after ‘KnitterBot 3000’ completes 12,000 sweaters in 48 hours—all with questionable cable patterns.

    Every model's answer to this prompt
  • Three brothers, two sisters each. Count carefully.

    GPT-5.3-Codex: Sally has 1 sister. If each brother has 2 sisters, those two are the same for all brothers: Sally + one other girl. So Sally’s only sister is that one other girl.

    Mistral Small Creative: Alright, let's tackle this problem step by step. The question is: Sally (a girl) has 3 brothers. Each brother has 2 sisters. How many sisters does Sally have? At first glance, it might seem straightforward, but let's break it down to ensure we understand it correctly.

    Every model's answer to this prompt

This matchup has more rounds

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

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

Favorites

Movie

Album

Book

City

Same pick

Game

GPT-5.3-CodexGPT-5.3-Codex

Spirited Away

2001

Kind of Blue

Miles Davis

The Dispossessed

Ursula K. Le Guin

Kyoto

Japan

Outer Wilds

Indie, Adventure

Mistral Small CreativeMistral Small Creative

The Godfather

1972

Pet Sounds

The Beach Boys

Dune

Frank Herbert

Kyoto

Japan

The Legend of Zelda: Breath of the Wild

Adventure, Action

Price and specs

Not enough votes to call it. On the specs, GPT-5.3-Codex has the edge: bigger model tier, newer, bigger context window, major provider backing. Mistral Small Creative costs 47x less per token.

GPT-5.3-Codex and Mistral Small Creative compared across 53 shared prompts
SpecGPT-5.3-CodexMistral Small Creative
Input price$1.75/M tokens$0.1/M tokens
Output price$14/M tokens$0.3/M tokens
Context window400K tokens33K tokens
WeightsClosed—
Free API (OpenRouter)NoNo
ReleasedFeb 2026Dec 2025
At 10M a month$17.50$17.50$1.00$1.00
1M10M100M1B10M tokens

Input tokens at list price. No caching, no batch discount.

Where to run it2 hosts
GPT-5.3-Codex2 hosts
HostInOutContextUptime
  • Azure AI Foundry$1.75 in·$14.00 out·400k·100% up
  • OpenAI$1.75 in·$14.00 out·400k·100% up
Mistral Small Creative

No hosts listed on OpenRouter.

Per million tokens. Prices and uptime via OpenRouter, checked 10 Oct 2026.

Common questions

What is the difference between GPT-5.3-Codex and Mistral Small Creative?

GPT-5.3-Codex is developed by OpenAI while Mistral Small Creative is developed by Mistral AI. GPT-5.3-Codex has a 400K token context window vs Mistral Small Creative's 33K. You can compare their actual outputs across 53 challenges on Rival to see how they differ in practice.

Which is better, GPT-5.3-Codex or Mistral Small Creative?

It depends on your use case. GPT-5.3-Codex and Mistral Small Creative each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 53 challenges so you can judge which fits your needs best.

How much does GPT-5.3-Codex cost compared to Mistral Small Creative?

GPT-5.3-Codex costs $1.75/M input tokens and Mistral Small Creative costs $0.1/M input tokens. Mistral Small Creative is $1.65/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 GPT-5.3-Codex and Mistral Small Creative on Rival?

This page shows a side-by-side comparison of GPT-5.3-Codex 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.

More comparisons

Against the newest arrivals

  • GPT-5.3-Codex vs Step 5 PreviewLanded Oct 2026
  • Mistral Small Creative vs Claude Haiku 5.5Landed Oct 2026
  • GPT-5.3-Codex vs Ling 3.1 FlashLanded Oct 2026
  • Mistral Small Creative vs Mistral Large 4Landed Oct 2026
  • GPT-5.3-Codex vs GPT-6.1 SolLanded Sep 2026
  • Mistral Small Creative vs Claude Sonnet 5.5Landed Sep 2026
  • GPT-5.3-Codex vs Solar Mini 4Landed Sep 2026
  • Mistral Small Creative vs Qwen3.8 Max PrimeLanded Sep 2026

Same lab, same size, long tail

  • GPT-5.3-Codex vs GPT-6 Luna ProSame lab
  • GPT-5.3-Codex vs GPT-6 Sol ProSame lab
  • Mistral Small Creative vs Mistral Small 4Same lab
  • Mistral Small Creative vs Solar Mini 4Same size
  • Mistral Small Creative vs GLM 5.3 FlashNew provider
  • Mistral Small Creative vs GLM 5.3 FlashXNew provider
  • Mistral Small Creative vs GLM 5.3 PrimeNew provider
  • GPT-5.3-Codex vs Golden Gate ClaudeNew provider

Model pages

  • GPT-5.3-Codex53 outputs, specs and price
  • Mistral Small Creative59 outputs, specs and price
Workshop · 150 skills

Build your own version.

Editable skills and working examples for your agent.

Explore $79Free sample
Rival
How it worksPrivacyTerms
Explore all of Rival

Explore

  • Compare models
  • All models
  • Image comparison
  • Audio comparison
  • Image generation
  • Best AI for...
  • Arena
  • API pricing
  • Challenges

Discover

  • SubjectiveBench
  • Default Index
  • Research
  • Research downloads
  • Rival Kits
  • Find your AI taste
  • UI Glow-Up
  • VoiceLock
  • Cost Cutter
  • Agent skills
  • Benchmarks vs Vibes
  • Brief
  • Jailbreak
  • Model updates
  • Provider status
  • AI creators

Connect

  • Methodology
  • Advertise
  • Partnerships
  • Privacy policy
  • Terms
  • RSS feed