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Claude Opus 5 built a Red Dead Redemption-style open world western in Three.js with just a few extra prompts added to a gauntlet loop. The result is a surprisingly strong environment with horseback traversal, large-scale terrain, atmospheric lighting, and a level of polish that already looks better than a... show more
15,153 Aufrufe • vor 1 Monat •via X (Twitter)
20 Kommentare

Great work! Would love to see it launched on You can host it there for free and monetize

Hey man... Is your horse okay?

That lighting and terrain in Three.js is honestly better than most indie games.

That is crazy good on my Mac Mini, even transitions to night time.

The gauntlet loop approach is solid for multi stage builds. If you ever want to test how other models handle different generation stages, offers unified API access to GLM 5.2, DeepSeek V4 Pro, and Kimi K2.6 with IDE config included.

This is amazing. Keep working on it, it looks really cool.

Horse looks more realistic than in the original rip rockstar

Just wondering, if you add a bit of aliasing on it, it might look even better

How does it get assets?

The horse is still compiling...

Looks garbage lol 😆 🤣

Man that horse animation 😅

It loaded on my iPad but after that I didn’t know what to do

temu RDR

The atmosphere is really quite nice

LoL Red Dead Dead dead dea...d ..ad..deaaa..d.

It's that the iteration loop is getting fast enough to turn rough ideas into playable worlds.

Gauntlet loop is dogshit loop

@grok what's a realistic cost for someone to do this using Claude Opus 5?

Lowkey I think I like this one better haha
