@mattshumer_: While we wait for Claude Fable 5 to come back, here's another wild demo I built for Alpha School. A 3D game that genera…
Summary
Matt Shumer built a prototype 3D game that generates itself on the fly using Fable, merging educational content with kids' interests.
View Cached Full Text
Cached at: 06/17/26, 07:58 PM
While we wait for Claude Fable 5 to come back, here’s another wild demo I built for Alpha School.
A 3D game that generates itself on the fly, fusing what a kid has to learn with what they’re actually into.
Just the first prototype, done in two days with Fable.
(sound on!) https://t.co/GVbS6x1Azm
Similar Articles
@mattshumer_: Claude Opus 5 one-shotted this game. EVERYTHING you see in this demo is custom code... not a single external asset was …
Claude Opus 5 demonstrates the ability to generate an entire game from scratch using only custom code, with no external assets, indicating a significant leap in AI-driven game development.
@mattshumer_: Sorry I'm so excited... but, if you thought my Fable demos were cool, this one is just like 10 steps above I don't thin…
Matt Shumer teases a demo of Opus 5, claiming it far surpasses his previous Fable demos and will astonish the AI community.
Matt Shumer: "Fable has solved 3D worldbuilding... utterly insane. This is all completely custom-built ThreeJs, running in the browser."
Matt Shumer highlights Fable's new 3D worldbuilding tool, built entirely with custom Three.js and running in the browser, calling it 'utterly insane'.
Anthropic’s Fable 5 can make weirdly fun video games with the click of a button
Anthropic released Claude Fable 5, the first public version of its Mythos model, capable of generating video games and tools from a single prompt, outperforming other public models by a considerable margin.
@mattshumer_: Here's my in-depth guide to getting the most out of Claude Fable 5, so you can build things as insane as my demos below.
A detailed guide on effectively prompting Claude Fable 5, emphasizing giving the model high-level goals instead of step-by-step instructions, setting house rules, and defining clear quality bars.