Oops. A 60MB source map file just leaked Anthropic's entire roadmap.

A file containing part of the source code appears to have been leaked with the recent Claude Code 2.1.88 update.

After details of a yet-to-be-announced model were revealed due to the company leaving unpublished drafts of documents and blog posts in a publicly visible data cache, Anthropic has been hit with yet ...

Claude Code Source Code Leak Anthropic: Analysts believe the leak could impact the company’s reputation, especially as it is reportedly preparing for a $380 billion IPO.

Threat actors are exploiting the recent Claude Code source code leak by using fake GitHub repositories to deliver Vidar ...

The leak provides competitors—from established giants to nimble rivals like Cursor—a literal blueprint for how to build a ...

The exposure traces back to version 2.1.88 of the @anthropic-ai/claude-code package on npm, which was published with a 59.8MB JavaScript source map intended only for internal ...

Discover the implications of the Claude code leak, revealing the inner mechanics of Anthropic's AI system, including self-healing memory and undercover mode.

Anthropic has accidentally exposed Claude Code's full 512,000-line TypeScript source via an npm source map, revealing ...

Anthropic's Claude Code source has leaked via a packaging error, exposing anti-distillation traps, an undercover mode, and ...

IntroductionOn March 31, 2026, Anthropic accidentally exposed the full source code of Claude Code (its flagship ...