I vibecoded an interactive 3D dive to the deepest part of the ocean.

Descent is a scroll-driven three.js dive from the surface to the Challenger Deep. A seven-minute Claude Code prototype took five more days to look right, using competing art directions, specialist agents for water, creatures, terrain and rendering, and AI critics reviewing screenshots. The author reports run counts and token totals, most of them cached context, and a shared wave-model fix.

Disclosure Author's own project.