Anthropic PBC has accidently exposed the source code for its Claude Code command-line interface tool through a packaging ...

Early this morning, Anthropic published version 2.1.88 of Claude Code npm package—but it was quickly discovered that package ...

A researcher flagged the issue on 31 March 2026, and the code has since been archived on multiple public repositories, ...

While Anthropic has attempted to contain the leak damage with takedown requests, the AI agent's code unsurprisingly spread ...

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

The source code of Anthropic's CLI tool Claude Code was accidentally made publicly accessible via a source map in the npm ...

Within days of each other, Anthropic first leaked the source code to Claude Code, and then a critical vulnerability was found ...

A simple human mistake has revealed all 500,000+ lines of code that make up Claude Code. How big a deal is that, really?

Pesky humans.

The Claude Code leak details the cloud.md memory system and MCP extensibility, including multi-agent coordination and hidden ...

That matters because Claude Code is designed to operate inside terminals, edit files, run commands and handle parts of software workflows with limited human intervention. Anthropic itself has ...