Anthropic confirms it leaked Claude Code source code — spilling some of its biggest secrets

Claude Code's entire source code has been leaked and the internet is up in arms.

"2026 Just Got Crazy": Internet Erupts After Anthropic Source Code Leak Shakes AI Industry

The incident has been described as one of the most significant code leaks in recent times, involving the exposure of Claude Code.
ExtremeTech

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 ...

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.
TechRound

Anthropic Accidentally Leaked Its Own Source Code, And The Internet Made 8,000 Copies Before Anyone Noticed

Anthropic leaked Claude Code source code by accident. The internet made 8,000 copies. Here's what founders building ...

$340 billion Anthropic that wiped trillions from stock market worldwide has source code of its most-important tool leaked on internet

AI firm Anthropic suffered a significant source code leak of its Claude Code agent, exposing unreleased features like an always-on AI and a pet system. This marks the third such incident for the ...