Claude Code's source code appears to have leaked: here's what we know

The leak provides competitors—from established giants to nimble rivals like Cursor—a literal blueprint for how to build a high-agency, reliable, and commercially viable AI agent.

Here’s what that Claude Code source leak reveals about Anthropic’s plans

Yesterday’s surprise leak of the source code for Anthropic’s Claude Code revealed a lot about the vibe-coding scaffolding the company has built around its proprietary Claude model. But observers ...
InfoQ

Anthropic Accidentally Exposes Claude Code Source via npm Source Map File

Security researcher Chaofan Shou discovered on March 31 that Anthropic's Claude Code CLI tool had its full TypeScript source code sitting in plain sight on the public ...
Bleeping Computer

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 customer data or credentials were exposed. While Anthropic pledges support to the ...

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

Sophisticated cyberattacks targeting a variety of open source projects, including the Trivy security-scanner project, the widely used Axios Javascript package, and now Anthropic's accidental ...