Anthropic says Claude writes about 90% of Claude Code's code
pretext · hn · 2026-10-17
Anthropic's blog post "Solving Code Review at Anthropic" reveals that roughly 90% of Claude Code's code is written by Claude itself, detailing how the team uses AI to tackle code review at scale. The claim sparked active discussion on Hacker News as a notable milestone for self-hosting AI development.
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