Opus 5.5 builds a Japanese koi pond in the browser with pure code

Loofy @Loofyb0iOriginally posted 2026.09.29

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I asked Opus 5.5 to build a traditional Japanese koi pond in the browser. No images, no textures, all code Here's what it came up with after 30minutes https://loofyboi13-koi.netlify.app/ > Real-time water physics > Reflections and caustics > Ten koi that flee and return when you touch the surface > A stone lantern > Water lilies and a bamboo spout you can open Want to build your own? The complete guide with all the prompts is below

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