Entire Claude Code CLI source code leaks thanks to exposed map file

The entire source code for Anthropic’s Claude Code command line interface application (not the models themselves) has been ...

Anthropic took down thousands of GitHub repos trying to yank its leaked source code — a move the company says was an accident

Anthropic executives said it was an accident and retracted the bulk of the takedown notices.
Dark Reading

Claude Source Code Leak Highlights Big Supply Chain Missteps

Or, why the software supply chain should be treated as critical infrastructure with guardrails built in at every layer.
The Information

Anthropic’s Coding Agent Source Code Exposed in Leak

Anthropic mistakenly leaked some of the source code underlying its Claude Code application, the company said on Tuesday. The leak revealed new details about how the popular AI coding tool works and ...

Anthropic accidentally exposed part of Claude Code's internal source code

Anthropic leaked part of the internal source code for Claude Code, its popular coding assistant. The company said it was due ...

Anthropic's AI Coding Tool Leaks Its Own Source Code For The Second Time In A Year

A researcher flagged the issue on 31 March 2026, and the code has since been archived on multiple public repositories, ...

Claude Code source code accidentally leaked in NPM package

Anthropic says it accidentally leaked the source code for Claude Code, which is closed source, but the company says no ...