Dev claims a year of work in 4 days: 700,000 lines of code with Opus
haydendevs · x · 2026-10-07
Developer haydendevs says he completed a year's worth of work in 4 days — 700,000 lines of code — working with just Opus. He adds that these models still need supervision, and his only job now is steering the model away from slop.
Related event: Developer Claims Claude Opus Helped Finish a Year's Work in 4 Days(4 posts)→
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