How much does cmux cost?

cmux offers the following paid plans: Pro ($24 / yearly), Team ($28/user / yearly), Enterprise (Custom / Contact Sales).

What are the best alternatives to cmux?

Top alternatives to cmux include: Ghostty, Herdr, Warp, Zellij, superfile.

cmux

The terminal built for multitasking

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About cmux

cmux is a native macOS terminal built for coding agents. It is built on Ghostty and features vertical tabs, split panes, notification rings, and a socket API to coordinate multiple AI agents and CLI workflows, including Claude Code, Codex, OpenCode, Gemini CLI, Kiro, and Aider.

Key Features

For teams juggling multiple AI agents in a single macOS workspace, cmux provides a GUI-backed terminal that keeps context visible and actions programmable:

Vertical Tabs

Sidebar shows git branch, working directory, ports, and notification text

Notification Rings

Panes light up when agents need attention

Split Panes

Horizontal and vertical splits within each tab

In-app Browser & Scriptable API

Split a browser alongside your terminal with a scriptable API for automation

Summary

Best for AI/ML engineering teams, DevOps/ops teams, and researchers who run multiple terminal-based agents.

Pricing

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Free

$0 / monthly

Native macOS terminal built on Ghostty, fully open source
Run Claude Code, Codex, Gemini, and any CLI agent with your own keys
Vertical tabs, workspaces, split panes, and completion notifications
Browser panels, a scriptable socket API, and custom skills
Local session history and a one-time Cloud VM trial
Community support on Discord and GitHub

Pro

$24 / yearly

Everything in Free, plus
Cloud agents on Cloud VMs in isolated remote sandboxes
20 active compute-hours per month on a 4 vCPU / 16 GB VM, then usage-based
CodeRouter: route across provider accounts with failover, usage, and cost analytics
The cmux iOS app and email support