Cx

cx — Claude Code Extensions

[](https://www.npmjs.com/package/claude-code-extensions) [](https://www.npmjs.com/package/claude-code-extensions) [](https://opensource.org/licenses/MIT) [](https://nodejs.org)

The missing feature flags for [Claude Code](https://docs.anthropic.com/en/docs/claude-code). Run `cx` instead of `claude` to get a real message queue, always-visible context usage, auto-named chats, quiet mode, and 25+ other toggles. Your `claude` install stays untouched.

Why cx?

Claude Code is great. But some things can't be configured with settings alone:

• Real message queue — Claude Code's default Enter steers mid-response, injecting your message into the current turn. Ctrl+Q instead buffers it as a true queued message that runs only after the current turn finishes.
• Persistent max effort — Claude resets effort level every session. cx saves "max" to settings so you don't have to /model it back every time.
• See your pasted text — Voice dictation and large pastes get collapsed into [Pasted text #N] which hides what you actually said. cx shows it inline so you can verify what was sent.
• No attribution — No more Co-authored-by: Claude in your commits and PRs.
• Swap Enter / Option+Enter — Enter inserts a newline, Option+Enter submits. Essential if you're on SSH, a non-English keyboard, or just prefer multiline-first input.
• Context usage, always visible — Percentage in the footer from message one, not just when you're about to run out.
• Auto-named chats — Your first message gets turned into a real title, so /resume and your terminal tab show something useful instead of a w