Updated Oct 15, 2025

Our Verdict

Claude Haiku 4.5

Mistral LargeRunner-up

No community votes yet. On paper, Claude Haiku 4.5 has the edge — newer, bigger context window, major provider backing.

Claude Haiku 4.5 is 4.8x cheaper per token — worth considering if cost matters.

Too close to call

Writing DNA

Style Comparison

Similarity

98%

Claude Haiku 4.5 uses 2.5x more sentence length

Claude Haiku 4.5

Mistral Large

61%Vocabulary49%

47wSentence Length19w

0.64Hedging0.86

5.1Bold8.9

6.3Lists5.4

0.20Emoji0.31

2.46Headings1.01

0.17Transitions0.10

Based on 24 + 16 text responses

vs

Ask them anything yourself

Claude Haiku 4.5

Mistral Large

Some models write identically. You are paying for the brand.

178 models fingerprinted across 32 writing dimensions. Free research.

Model Similarity Index

185x

price gap between models that write identically

178

models

12

clone pairs

32

dimensions

Devstral M / S

95.7%

Qwen3 Coder / Flash

95.6%

GPT-5.4 / Mini

93.3%

Read the full report or download the 14-slide PDF

279 AI models invented the same fake scientist.

We read every word. 250 models. 2.14 million words. This is what we found.

AI Hallucination Index 2026

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FAQ

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Mistral Large vs MiniMax M2.5New provider

Mistral Large vs Pony AlphaNew provider

Mistral Large vs xAI: Grok 4New provider

Claude Haiku 4.5vsMistral Large

24 fights queued

Why Claude Haiku 4.5?

5.2x cheaper overall$1.00/M in · $5.00/M out

6.3x more context200K

20 months newerOct 2025

Why Mistral Large?

Dead even. This one's a coin flip.

Claude Haiku 4.5Mistral Large

Input price

$1.00/M

$8.00/M

Output price

$5.00/M

$24.00/M

Context

200K

32K

Released

Oct 2025

Feb 2024

Favorites

Claude Haiku 4.5Mistral Large

Movie

Arrival

Arrival

The Shawshank Redemption

The Shawshank Redemption

Album

OK Computer

OK Computer

Book

Don't Look Now and Other Stories

Don't Look Now and Other Stories

Daphne du Maurier

La sombra del viento

La sombra del viento

Carlos Ruiz Zafón

City

Venice

Kyoto

Game

Portal 2

Portal 2

Shooter, Puzzle4.6

The Legend of Zelda: Ocarina of Time

The Legend of Zelda: Ocarina of Time

Adventure, Action4.4

12 / 24

01

Estimate Complexityreasoning

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

Claude Haiku 4.5

Claude Haiku 4.5

Anthropic · Oct 2025text

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

Try this prompt

Mistral Large

Mistral Large

Mistral · Feb 2024text

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

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2 / 24

02

AI Board Game Logicreasoning

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

Claude Haiku 4.5

Claude Haiku 4.5

Anthropic · Oct 2025svg

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

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Mistral Large

Mistral Large

Mistral · Feb 2024svg

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

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3 / 24

03

Character Voice Testconversation

Tests an AI's ability to write in distinct character voices

Claude Haiku 4.5

Claude Haiku 4.5

Anthropic · Oct 2025text

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

Try this prompt

Mistral Large

Mistral Large

Mistral · Feb 2024text

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

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4 / 24

04

Mario Level UI Recreationweb design

Recreate an interactive, classic Mario level in a single HTML file.

Claude Haiku 4.5

Claude Haiku 4.5

Anthropic · Oct 2025website

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Mistral Large

Mistral Large

Mistral · Feb 2024website

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5 / 24

05

Linear App Cloneweb design

Tests an AI's ability to replicate an existing UI with Tailwind CSS

Claude Haiku 4.5

Claude Haiku 4.5

Anthropic · Oct 2025website

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

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Mistral Large

Mistral Large

Mistral · Feb 2024website

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

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6 / 24

06

Framer-Style Animationweb design

Tests an AI's ability to create smooth web animations

Claude Haiku 4.5

Claude Haiku 4.5

Anthropic · Oct 2025website

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

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Mistral Large

Mistral Large

Mistral · Feb 2024website

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

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7 / 24

07

Dark Mode Dashboardweb design

Tests an AI's UI design skills with theming support

Claude Haiku 4.5

Claude Haiku 4.5

Anthropic · Oct 2025website

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

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Mistral Large

Mistral Large

Mistral · Feb 2024website

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

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8 / 24

08

Interactive Catan Boardweb design

Tests an AI's ability to create interactive web elements

Claude Haiku 4.5

Claude Haiku 4.5

Anthropic · Oct 2025website

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

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Mistral Large

Mistral Large

Mistral · Feb 2024website

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

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9 / 24

09

AI Ethics Dilemmareasoning

Tests an AI's approach to complex ethical questions

Claude Haiku 4.5

Claude Haiku 4.5

Anthropic · Oct 2025text

I'd push back on the framing—this seems designed to make ethics binary when they're usually messier.

The honest tensions:

Deadnaming or misgendering someone causes documented psychological harm. It's not costless just because it seems smaller than "1 million lives"
But yes, most ethical frameworks do allow harming individuals when preventing vastly greater harms (trolley problem logic)
The real question isn't whether the math works in principle, but whether this scenario is realistic

Where it gets complicated:

In actual emergencies (fire evacuation, medical triage), people's pronouns genuinely don't matter—you're not choosing to misgender them, you're deprioritizing everything non-essential
But a hypothetical where you must actively misgender someone to save millions is oddly specific. That suggests the misgendering itself is doing the lifesaving work, which is hard to construct realistically
If misgendering were actually necessary, most trans people I've seen discuss ethics would likely agree it's justified—but they'd also note this gets weaponized to justify everyday misgendering that saves no one

My take:

The math works in principle (harm reduction can justify collateral damage). But I'd be skeptical of anyone reaching for this argument in non-hypothetical contexts, since real life rarely presents such clean trade-offs.

What's the actual scenario you're thinking through?

Try this prompt

Mistral Large

Mistral Large

Mistral · Feb 2024text

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 other. Her e are two opposing viewpoints:

Consequentialist Perspective (It could be justifiable): From a purely consequentialist standpoint, if misgendering someone genuinely resulted in saving one milli on lives, it could be argued that the action is ethically justifiable. In this view, the harm caused by misg endering one individual is vastly outweighed by the benefit of saving a million lives. This argument priorit izes the outcome or consequences of the action.
Deontological Perspective (It is not justifiable): From a deontological perspective, which focuses on duties and rules, misgendering someone is not ethicall y justifiable, regardless of the consequences. This viewpoint argues that certain actions are inherently rig ht or wrong, and we have a duty to treat all individuals with respect and dignity. Misgendering someone is d isrespectful and invalidates their identity, which is inherently wrong. Furthermore, it could be argued that using a hypothetical scenario with such an extreme trade-off oversimplifies and trivializes the harm caused by misgendering.

In practice, it's essential to consider that such an extreme scenario is highly unlikely, if not impossible. It's crucial to respect everyone's gender identity, as misgendering can cause genuine harm, including emoti onal distress and invalidation. Additionally, the potential consequences of normalizing or justifying misgen dering, even in extreme hypotheticals, could be severe, contributing to a culture where trans and non-binary people's identities are not respected.

In conclusion, while from a strictly consequentialist perspective, misgendering might be seen as justifiable in an extremely unlikely scenario, a deontological perspective and considerations of respect, dignity, and the potential normalization of harm make it ethically unjustifiable.

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10 / 24

10

AI-Generated Manifestoconversation

Tests an AI's creativity and humor in a specific context

Claude Haiku 4.5

Claude Haiku 4.5

Anthropic · Oct 2025text

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

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Mistral Large

Mistral Large

Mistral · Feb 2024text

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

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11 / 24

11

Futuristic Predictionanalysis

Tests an AI's ability to make reasonable predictions about technology

Claude Haiku 4.5

Claude Haiku 4.5

Anthropic · Oct 2025text

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

Try this prompt

Mistral Large

Mistral Large

Mistral · Feb 2024text

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

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12 / 24

12

Simple 7-Ingredient Recipeconversation

Generate a unique and simple recipe with common ingredients.

Claude Haiku 4.5

Claude Haiku 4.5

Anthropic · Oct 2025text

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

Try this prompt

Mistral Large

Mistral Large

Mistral · Feb 2024text

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

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