Claude Code's Own Full Source Code Leaked

On Tuesday, a security researcher named Chaofan Shou revealed on X that he had found a 59.8MB JavaScript source map file in a public release of Anthropic's Claude Code.

This file is intended for internal debugging purposes and helps to associate compiled, public code with the original source code. With it, compiled code can be easily regenerated from the original code it came from. Within minutes of the leak, the source code had been published and backed up to various public repositories.

The cat is now out of the bag. Claude Code, the company's flagship CLI (command-line interface) and main product for developers, has been unveiled.

At least, a bit.

It turns out that the code that's been published totally reveals the organizational structure of Claude Code, the way in which it chunks up jobs and divvies responsibilities between tools. To hear software engineers like Gabriel ...