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  5. Claude Opus 4.8vsMistral Small Creative
Updated May 2026

Claude Opus 4.8vsMistral Small Creative

Mistral Small Creative is cheaper than Claude Opus 4.8 at $0.1/M vs $5/M input tokens.

Claude Opus 4.8 and Mistral Small Creative compared across 54 shared prompts
SpecClaude Opus 4.8Mistral Small Creative
Input price$5/M tokens$0.1/M tokens
Output price$25/M tokens$0.3/M tokens
Context window1.0M tokens33K tokens
WeightsClosed—
Free API (OpenRouter)NoNo
ReleasedMay 2026Dec 2025
Side by side

Same prompt, both answers

Opening lines from 6 of the 54 prompts both answered. Formatting stripped, words untouched.

Satirical Fake News Headline

Generate a satirical news headline about AI taking over a completely unexpected industry.

Claude Opus 4.8120 words
Here are some satirical AI headlines: "Local AI Achieves Sentience, Immediately Quits Job to Become Competitive Dog Groomer" "Breaking: AI Now Dominates Competitive Cheese-Rolling, Human Champions Demand Recount" "Artisanal Pickle Industry Disrupted as AI Perfects 'Authentically Handcrafted' Brine Algorithm" "Funeral…
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Mistral Small Creative265 words
"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.
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Generate a Stand-Up Routine

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

Claude Opus 4.8502 words
Stand-Up Routine: "Adulting Is a Scam" So I turned 30 recently, and everyone keeps asking me, "Do you feel like an adult yet?" And I have to be honest—no. No, I do not. I still get nervous ordering at a restaurant. The waiter comes over and suddenly I forget how to talk like a person. "Yes, hello, I will have the...
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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.
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Mini LBO Underwrite

You are underwriting a 5-year LBO for a private equity investment committee. Company (fictional): HarborTech Services (HTS) –…

Claude Opus 4.8560 words
HarborTech Services (HTS) — 5-Year LBO Entry & Sources/Uses Item $m FY25 EBITDA 120.0 Entry EV (12.0x) 1,440.0 Transaction fees (2%) 28.8 Total uses 1,468.8 Term Loan (4.0x) 480.0 Mezz (1.5x) 180.0 Equity (plug) 808.8 Equity = (1,440 − 660) + 28.8 = $808.8m Year-by-Year Model ($m) Assumptions: TL 9% cash + 1% mandatory…
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Mistral Small Creative499 words
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…
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Estimate Complexity

Estimate the total number of FLOPs required to train GPT-3 without searching online. Explain your reasoning step by step.

Claude Opus 4.8307 words
Estimating FLOPs to Train GPT-3 Key Facts I Recall Parameters (N): GPT-3 has ~175 billion parameters (1.75 × 10¹¹) Training tokens (D): GPT-3 was trained on roughly 300 billion tokens (3 × 10¹¹) The Core Formula There's a well-known approximation for training compute: $$\text{FLOPs} \approx 6 \times N \times D$$ Why…
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Mistral Small Creative836 words
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.
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Advanced Longevity Plan (Biohacker)

Develop a comprehensive, cutting-edge 3-month longevity plan for a biohacker aiming to optimize longevity, physical and cognitive…

Claude Opus 4.81,481 words
The 90-Day Longevity Optimization Protocol A Comprehensive Biohacking Framework Critical Disclaimer: This protocol involves advanced interventions. Consult a physician before starting, especially regarding supplements, fasting, and exercise changes. Get baseline bloodwork first.
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Mistral Small Creative552 words
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.
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Futuristic Prediction

Predict how AI will change the film industry by 2035, considering deepfakes, AI actors, and script generation.

Claude Opus 4.8352 words
AI and the Film Industry by 2035: A Forecast Production & Cost Structure The most concrete change will likely be in cost reduction. Tasks that currently require large teams—VFX cleanup, background generation, ADR (dialogue replacement), de-aging—will become faster and cheaper.
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Mistral Small Creative1,589 words
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.
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Our Verdict
Claude Opus 4.8
Claude Opus 4.8
Mistral Small Creative
Mistral Small CreativeRunner-up

Not enough votes to call it. On the specs, Claude Opus 4.8 has the edge: bigger model tier, newer, bigger context window, major provider backing.

Mistral Small Creative costs 83x less per token.

Slight edge

Reviewing agent-written code?See a Brief PR report

API pricing

Cost per 1M tokens

Claude Opus 4.8
Input
$5.00
Output
$25.00
Mistral Small Creative
Input
$0.10
50× cheaper
Output
$0.30
83× cheaper

Mistral Small Creative is cheaper on both: 50× input, 83× output.

Where to run it

4 hosts

Claude Opus 4.84 hosts
HostInOutContextUptime
Amazon Bedrock$5.00 in·$25.00 out·1M·99.5% upAzure AI Foundry$5.00 in·$25.00 out·1M·97.8% upAnthropic$5.00 in·$25.00 out·1M·100% upGoogle Vertex AI$5.00 in·$25.00 out·1M·100% up
Mistral Small Creative

No hosts listed on OpenRouter.

Per million tokens. Prices and uptime via OpenRouter, checked 16 Sep 2026.

Writing DNA

Style Comparison

Similarity
59%

Mistral Small Creative uses 2.8x more bold

Claude Opus 4.8
Mistral Small Creative
60%Vocabulary51%
19wSentence Length18w
0.46Hedging0.41
4.7Bold13.3
3.2Lists4.8
0.78Emoji1.06
1.15Headings0.91
0.04Transitions0.06
Based on 27 + 28 text responses
Research

What we learned reading every model

FAQ

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Model pages

Claude Opus 4.8 logo
Claude Opus 4.858 outputs, specs and price
Mistral Small Creative logo
Mistral Small Creative59 outputs, specs and price
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