Launch · Sunday 4 October 2026 · story 3
Anthropic adds Mods system for Claude Code
THE DECODER reports Anthropic released Mods for Claude Code, a plugin system that lets developers change the tool's UI and behavior through JavaScript or TypeScript functions. Anthropic says some built-in features such as /diff already use Mods, which run with user permissions and are not sandboxed.
Why it matters. This gives Claude Code users a way to customize commands, tool calls, and panels, but it also adds trust and access risks because Mods are not sandboxed.
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