Sonnet 5.5 builds a browser aquarium in under 90 minutes — every fish, plant and bubble is pure code

prasenx · x · 2026-09-30

A developer shows off an aquarium demo built with Sonnet 5.5 in under 90 minutes, running entirely in the browser: every fish, plant and bubble is generated with code, with nothing downloaded. A fun,直观 showcase of frontier coding models' creative coding ability.

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