Design & Content

20 Amazing Things People Built With Claude Opus 5.5.

From a dark fantasy RPG to pixel games, animation, and 3D worlds. Twenty projects built with Claude Opus 5.5's instruction-driven coding, shown with the creators' own videos.

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20 Amazing Things People Built With Claude Opus 5.5

Key takeaways

  1. 1Claude Opus 5.5 was released on September 22, 2026, with API pricing of $4 per million input tokens and $20 per million output tokens.
  2. 2The 20 examples show a range of outputs, including games, animation, product videos, 3D scenes, and an interactive sketchbook.
  3. 3Eighteen examples embed the creator's X video post, and two cases whose post URLs couldn't be confirmed link to the account profile.
A small game world built from game controllers and blocks

Anthropic released Claude Opus 5.5 on September 22, 2026. Official API pricing is $4 per million input tokens and $20 per million output tokens. The company highlighted its ability to handle complex coding and task execution as its main strengths.

The twenty we look at here are cases where short text instructions were turned into games, animation, 3D scenes, and interactive content. From worlds that move in the browser to scenes made with Blender and Unreal Engine, see the results in video.

1. A dark fantasy action RPG

An action RPG where you explore a dark fantasy world and face enemies. It captures the game flow of moving a character and carrying on the fight.

Source: X @The_Alex

2. A village's requests and a question about love

A girl asks an AI that has been helping with villagers' requests what it loves. Each frame was drawn in JavaScript to turn the short story into an animation.

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Source: X @kevin_t_ngo

3. A multiplayer simulation where you mow the lawn together

An online simulation where several players mow a lawn and hang out in one space. It adds actions like using a beer and a cigar, and was set up to be played together on a server.

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Source: X @_MaxBlade

4. HyperFrames for making product launch videos

A one-minute video packs in Shotbase's product features, screen transitions, cursor movements, and motion graphics. The creator said it took less than 20 minutes using HyperFrames.

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Source: X @Miguel07Code

5. An anime brawler you can play on Roblox

A Roblox game in the style of Super Smash Bros where anime characters clash. It uses assets from the Roblox Toolbox so it can be played on the actual platform.

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Source: X @WoahWurdz

6. An animation of how Claude models evolved

It shows, in visuals and sound, how Claude models developed across generations. The scenes were composed in JavaScript, using an existing animation-making skill.

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Source: X @superalesha

7. A pixel art wizard casting spells

A scene of a wizard preparing and firing a spell, in pixel art. It was built with JavaScript and Canvas 2D, and the creator said it took about 30 minutes.

Source: X @majidmanzarpour

8. An animation that weaves together story, art, and music

Scenes were drawn in JavaScript to fit a short story, and the music was synthesized in Python. Images and sound unfold together in a single animation.

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Source: X @Voxyz_ai

9. New Zealand travel photos turned into acrylic paintings

Travel photos taken in New Zealand were redrawn in code into paintings with an acrylic feel. Different landscapes were gathered together like a digital travel sketchbook.

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Source: X @ann_nnng

10. San Francisco before 1906, restored in 3D

The buildings, streetcars, and horse-drawn carriages of Market Street before the great earthquake were recreated as a Blender scene. The past city's look was researched to build the street scene in three dimensions.

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Source: X @alexalbert__

11. Claude from its birth to the present

The history of Claude told as a short animation. The post says the frames were drawn in JavaScript rather than with a video or image generation model.

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Source: X @shfred0

12. A San Francisco simulation where Jev decides what everyone does

A San Francisco city was built inside Unreal Engine, with people, pets, and vehicles moving through the scene. It is designed so that Jev decides each character's next action in real time.

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Source: X @MatthewBerman

13. A clay animation made in Blender

From 3D modeling to scene setup, Blender was used to make a video that looks like clay figure animation. The creator said it was a case requested with a single prompt on Claude's web app.

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Source: X @alexalbert__

14. A 3D scene mixing Minecraft and Star Wars

Buildings and spaceships are placed on blocky terrain to capture the mood of both worlds in one scene. Water movement, reflections, and terrain were also implemented.

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Source: X @ChrisGPT

15. A space pixel game about dodging meteors

An arcade game where a player racing through space dodges meteors and beams. The creator said it was built in a single HTML file with JavaScript and Canvas 2D in 5 minutes.

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Source: X @riku720720

16. An undersea expedition to find the Antikythera mechanism

An undersea exploration game built around the ancient Antikythera mechanism. A Three.js scene composes 2,047 fish and 30 gear mechanisms in real time to stage the moment of discovery.

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Source: X @edwinarbus

17. A 3D open world with combat and chases

An open world made with Three.js, with added character and environment models, textures, and animation. It's a game with not just exploration but also combat, chases, and collectibles.

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Source: X @xikhar

18. An interactive sketchbook where describing it makes it a drawing

When you type a subject as text, it appears as a drawing on paper, and you can move around and interact using the keyboard. The sketchbook's doodles and small play are connected on a single screen.

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Source: X @ChrisGPT

19. Hand drawings turned into physics simulations

A simple hand-drawn sketch is turned into a moving 3D scene. It goes beyond just carrying over the shape, applying physics effects so users can try out the reactions themselves.

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Source: X @poolio

20. A 3D kart race with Mario and Luigi

A Mario Kart-style track built in 3D, where you drive Mario and Luigi yourself. It brings familiar characters and racing rules into a form you can enjoy in the browser.

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Source: X @bridgemindai

The formats of the results vary, from games to short videos to 3D simulations. You can see the videos and the implemented scenes in each creator's post.

Frequently asked questions

How much does the Claude Opus 5.5 API cost?
Per Anthropic's official announcement, $4 per million input tokens and $20 per million output tokens.
What kinds of outputs are among the examples?
They include action RPGs and pixel games, animation, product launch videos, Blender and Unreal Engine scenes, and an interactive sketchbook.
Where can I watch the example videos?
The 18 examples where the creator's X post URL could be confirmed are embedded in the article. For the other two, we provide a link to the X account profile.

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