Claude Code's Source Code Exposed — Every System...

Anthropic's Claude Code source just leaked. All 512,000 lines of it. If you've used Claude Code, you know it feels like magic — you type a message, it reads your files, edits your code, runs your tests, and somehow gets it right most of the time. But magic doesn't scale. Engineering does. And let me tell you — after going through this entire codebase, I'm genuinely impressed. Not by any single brilliant algorithm, but by the sheer thoughtfulness of every decision. You can tell this was built by