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YesClaude · 16 Jun 2026

So it took $3-5k to build a 20k loc production grade service in a critical domain

therealdrag0 on Hacker News

20k Loc service

In the thread “AI coding at home without going broke”, replying to this comment

Helped: Using Composer for efficiency and avoiding frontier models for routine tasks.

Got in the way: High cost when building large greenfield services with Opus.

… The only time I spend 1k/mo was when I built a green field 20k Loc service with 2 other people (while also doing antagonistic code reviews etc)(mostly using Opus). So it took $3-5k to build a 20k loc production grade service in a critical domain. But most of the time I’m not doing that. …