Open-world survival game with procedural island
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The creator used Claude Code with Opus 5.5 to build a hyper-realistic first-person survival game in three.js from a brief prompt, then had it improve realism using reference photos it found itself.
Creator's brief90 chars
build me a first person survival game in three.js so realistic you cant tell it isnt earth
Source: the creator's reply under the post. Kept in its original language, unedited.
Tools the creator mentioned
Three.jsClaude Code
Original post: https://x.com/aipulseda1ly/status/2103352533657719230
Model attribution is as stated by the creator and was not independently reproduced. View counts are a snapshot from 2026-09-28. The work belongs to its creator; DM @GoSailGlobal on X for corrections or removal.