UPDATE: Anthropic accidentally leaked Claude Code source

Elon Musk Podcast · Apr 7, 2026 · 15m · transcript

In March 2026, Anthropic accidentally leaked the full source code for its AI coding assistant, Claude Code, by including a large debugging file in a public software registry. These sources detail how the leak exposed unreleased features like "KAIROS," an autonomous background agent, and "Undercover Mode," which scrubs AI fingerprints from code contributions. While Anthropic attributed the incident to human error rather than a hack, the event coincided with a malicious supply chain attack on the popular "axios" package, creating significant security risks for developers. Furthermore, users…