AI Tools Kit
AI News

The Claude Code Source Leak: What 512,000 Lines of Code Revealed

Anthropic accidentally shipped Claude Code's full source in an npm package. Inside: KAIROS daemon mode, undercover mode, frustration detection, fake tools, a Tamagotchi companion, and 44 feature flags.

Published April 8, 2026
14 min read
AI

AI Tools Kit

AI Tools Kit provides free developer tools for working with AI language models. Built by developers, for developers.

Learn more about us →

Related Articles

AI News

Stanford AI Index 2026: SWE-bench Saturated, Transparency Collapsing, China 2.7pp Behind

The 2026 AI Index dropped April 13 and the headline is that SWE-bench Verified went from 60% to nearly 100% in a single year while the top Chinese model now trails Anthropic's best by just 2.7 percentage points.

AI News

Anthropic's Project Glasswing: Claude Mythos Found Thousands of Zero-Days (And You Can't Use It)

Anthropic launched Project Glasswing with Apple, Google, Microsoft, and 40+ organizations. Claude Mythos Preview found thousands of zero-day vulnerabilities — including a 27-year-old OpenBSD bug. Here's what it means.