Anthropic has exposed Claude Code's source code, with a packaging error triggering a rapid chain reaction across GitHub and the developer community, letting them copy it entirely ...

A routine software update for Anthropic's Claude Code tool accidentally leaked its entire source code, sparking rapid community response. Within hours, a developer rewrote the tool in Python and then ...

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.

Claude Code’s source code appeared to have leaked online, exposing internal instructions and frameworks behind Anthropic’s AI agent. The leaks appeared on GitHub, where copies and forks of the code ...