Opus 5.5 built a working computer: 277k logic gates in JavaScript with an OS and a game

FinanceYF5 · x · 2026-10-17

FinanceYF5 describes a project built with Opus 5.5: 277k logic gates implemented entirely in JavaScript, running an operating system and a game on top — a genuinely gate-level working computer, not a UI prototype or animation. (Full prompt and the 30-hour autonomous run details are in the thread's second post.)

Related event: Claude Opus 5.5 Autonomously Builds Working Computer from Logic Gates in 30 Hours(2 posts)→

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