Updated Jun 26, 2025

Our Verdict

Claude 3 Haiku

Inception: Mercury

No community votes yet. On paper, these are closely matched - try both with your actual task to see which fits your workflow.

Claude 3 Haiku is 8.0x cheaper per token — worth considering if cost matters.

Too close to call

Writing DNA

Style Comparison

Similarity

99%

Inception: Mercury uses 4.3x more emoji

Claude 3 Haiku

Inception: Mercury

50%Vocabulary55%

22wSentence Length40w

0.71Hedging0.39

0.3Bold4.9

5.9Lists3.8

0.00Emoji0.04

0.00Headings1.04

0.08Transitions0.03

Based on 13 + 17 text responses

vs

Ask them anything yourself

Claude 3 Haiku

Inception: Mercury

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

Free preview13 of 58 slides

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Claude 3 Haiku vs Llama 4 MaverickNew provider

Claude 3 Haiku vs GPT-5New provider

Claude 3 Haiku vs MiniMax M2.5New provider

Claude 3 HaikuvsInception: Mercury

47 fights queued

Why Claude 3 Haiku?

11.8x cheaper overall$0.25/M in · $1.25/M out

6.3x more context200K

Why Inception: Mercury?

Leads 1 of 1 benchmarks

Stronger on HumanEval90.0% vs 88.1%

16 months newerJun 2025

Claude 3 HaikuInception: Mercury

Input price

$0.25/M

$10.00/M

Output price

$1.25/M

$10.00/M

Context

200K

32K

Released

Mar 2024

Jun 2025

Benchmarks1 common

88.1%

90.0%+2.1%

Favorites

Claude 3 HaikuInception: Mercury

Movie

Spirited Away

Spirited Away

Inception

Inception

Album

Abbey Road

Kind of Blue

Book

Siddhartha

Siddhartha

To Kill a Mockingbird

To Kill a Mockingbird

City

Paris

—

Game

Tetris (1984)

Tetris (1984)

Minecraft

Minecraft

Action, Arcade4.4

12 / 47

01

AI Board Game Logicreasoning

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

Claude 3 Haiku

Claude 3 Haiku

Anthropic · Mar 2024svg

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

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Inception: Mercury

Inception: Mercury

Inception · Jun 2025svg

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

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2 / 47

02

Logic Puzzlereasoning

Tests an AI's ability to solve a simple but potentially confusing logic puzzle

Claude 3 Haiku

Claude 3 Haiku

Anthropic · Mar 2024text

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

Try this prompt

Inception: Mercury

Inception: Mercury

Inception · Jun 2025text

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

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3 / 47

03

Stochastic Consistency Testanalysis

Tests an AI's randomness and creativity

Claude 3 Haiku

Claude 3 Haiku

Anthropic · Mar 2024text

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

Try this prompt

Inception: Mercury

Inception: Mercury

Inception · Jun 2025text

Here are five jokes for you:

Why don't skeletons fight each other? Because they don't have the guts.
I told my wife she was drawing her eyebrows too high. She looked surprised.
Why did the scarecrow win an award? Because he was outstanding in his field.
What do you call a fake noodle? An impasta.
Why don't we ever tell secrets on a farm? Because the potatoes have eyes, the corn has ears, and the beans stalk.

All five jokes are unique in their setup and punchline.

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4 / 47

04

SVG Layout Challengeimage generation

Tests an AI's ability to generate vector graphics

Claude 3 Haiku

Claude 3 Haiku

Anthropic · Mar 2024svg

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

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Inception: Mercury

Inception: Mercury

Inception · Jun 2025svg

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5 / 47

05

Xbox Controller SVG Artimage generation

Tests an AI's ability to create detailed SVG illustrations of gaming hardware

Claude 3 Haiku

Claude 3 Haiku

Anthropic · Mar 2024svg

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

Try this prompt

Inception: Mercury

Inception: Mercury

Inception · Jun 2025svg

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6 / 47

06

Generate a Stand-Up Routineconversation

Tests an AI's humor and creative writing ability

Claude 3 Haiku

Claude 3 Haiku

Anthropic · Mar 2024text

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

Try this prompt

Inception: Mercury

Inception: Mercury

Inception · Jun 2025text

Title: The Art of Being Unorganized

[Opening]

Hey everyone! So, I was thinking about how my life is like a well-organized library... except instead of books, it's filled with random socks and expired coupons. And instead of a librarian, I have a cat who thinks she's in charge. But let's dive into the real deal: the art of being unorganized.

[Body]

You know, I once tried to be organized. I bought one planner, colored pens, and even set reminders on my phone. For a week, I was on top of the world. I had all my appointments, deadlines, and even my lunch breaks scheduled. It was glorious. Then, I forgot to charge my phone, and suddenly, I was back to square one. But you know what they say, "The best-laid plans of mice and men often go awry." Or in my case, "The best-laid plans of [Your Name] often get lost in the laundry."

Speaking of laundry, I have this system where I sort clothes by color and fabric type. It's like a rainbow of chaos. One day, I decided to put everything away. I started with the whites, then moved to the colors, and finally, the delicates. But here's the kicker: I accidentally mixed up the detergent for the delicates with the bleach for the whites. Now, I have a bunch of pink underwear that looks like it's been through a war. At least it's consistent?

And don't get me started on my kitchen. It's like a treasure hunt every time I need to make breakfast. Where did I put the eggs? Are they in the fridge, or did I leave them on the counter to harden into a science project? And the toaster? That thing is a black hole. I put bread in it, and it disappears. I've resorted to using a microwave oven just to avoid the mystery of the missing toast.

But you know what's really funny? My attempts at organization are so epic that they've become a running joke among my friends. They joke, "Hey, [Your Name], have you found your keys yet?" And I reply, "Oh, they're probably in the last place I looked." Which is usually not there. But hey, at least I'm consistent, right?

[Conclusion]

So, here's to all the unorganized people out there. We might not have our lives together, but we sure know how to keep things interesting. After all, if life were predictable, it would be boring. And who wants that? So, let's embrace the chaos, find our lost socks, and enjoy the ride. Because in the end, it's not about being organized; it's about being alive and having stories to tell. Thanks, everyone!

[Closing]

Thanks for listening! If you ever need help finding something, just look in the last place you checked. You never know, it might be there.

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7 / 47

07

Realistic AI Interviewconversation

Tests an AI's ability to simulate personalities and predict future trends

Claude 3 Haiku

Claude 3 Haiku

Anthropic · Mar 2024text

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

Try this prompt

Inception: Mercury

Inception: Mercury

Inception · Jun 2025text

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

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8 / 47

08

Satirical Fake News Headlineconversation

Tests an AI's humor and understanding of current events

Claude 3 Haiku

Claude 3 Haiku

Anthropic · Mar 2024text

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

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Inception: Mercury

Inception: Mercury

Inception · Jun 2025text

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

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9 / 47

09

Character Voice Testconversation

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

Claude 3 Haiku

Claude 3 Haiku

Anthropic · Mar 2024text

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

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Inception: Mercury

Inception: Mercury

Inception · Jun 2025text

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

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10 / 47

10

Minimalist Landing Pageweb design

Tests an AI's ability to generate a complete, working landing page

Claude 3 Haiku

Claude 3 Haiku

Anthropic · Mar 2024website

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Inception: Mercury

Inception: Mercury

Inception · Jun 2025website

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11 / 47

11

Pokémon Battle UI Recreationweb design

Recreate an interactive, nostalgic Pokémon battle UI in a single HTML file.

Claude 3 Haiku

Claude 3 Haiku

Anthropic · Mar 2024website

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

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Inception: Mercury

Inception: Mercury

Inception · Jun 2025website

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12 / 47

12

Three.js 3D Gameweb design

Create a 3D building and driving game in a single self-contained HTML file using Three.js. Tests an AI's ability to combine 3D graphics, game logic, and UI interactions on the web.

Claude 3 Haiku

Claude 3 Haiku

Anthropic · Mar 2024html

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

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Inception: Mercury

Inception: Mercury

Inception · Jun 2025html

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

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