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Mux

Coder · Terminal & CLI Agents · Updated
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Mux (also referred to as Xum) is a desktop and browser-based coding agent multiplexer designed for running multiple AI agents in parallel. It provides isolated workspaces—via local directories, git worktrees, or remote SSH—allowing developers to manage complex, multi-agent tasks without conflicts or cluttered IDE environments.

Recent releases have introduced advanced durable workflows, agent memory (experimental), first-class support for frontier models like Claude Mythos and DeepSeek V4, and refined Git-aware agent orchestration tools.

As of

  • Isolated workspaces with git divergence tracking
  • Parallel agent execution and management UI
  • Multi-model support including frontier LLMs, OpenRouter, and local Ollama
  • Rich markdown outputs and integrated code review tools
  • VS Code extension for seamless editor integration
✓ Best For

Developers who need to run multiple long-running AI agent tasks simultaneously on a repository while maintaining isolation and clear oversight of git state, token usage, and costs.

✗ Not Ideal For

Users requiring a traditional single-chat code editor experience or those seeking software free from the constraints of the AGPL-3.0 license for specific commercial deployments.

Open Source

Mux is open-source and licensed under the GNU Affero General Public License v3.0 (AGPL-3.0). While the software is free, users are responsible for their own LLM provider API costs, or they may utilize Coder's Mux Gateway to access subsidized evaluation credits if eligible.

Mux is a powerful, specialized tool for power users and teams who have outgrown simple IDE-bound agents and require a sophisticated control plane for managing agentic workloads at scale.
AICoding AgentsMultiplexerDeveloper ToolsOpen Source
Is Mux free?

Yes - Mux is Open Source. Mux is open-source and licensed under the GNU Affero General Public License v3.0 (AGPL-3.0). While the software is free, users are responsible for their own LLM provider API costs, or they may utilize Coder's Mux Gateway to access subsidized evaluation credits if eligible.

Is Mux open source?

Yes - Mux is open source. Mux is open-source and licensed under the GNU Affero General Public License v3.0 (AGPL-3.0). While the software is free, users are responsible for their own LLM provider API costs, or they may utilize Coder's Mux Gateway to access subsidized evaluation credits if eligible.

Who is Mux best for?

Developers who need to run multiple long-running AI agent tasks simultaneously on a repository while maintaining isolation and clear oversight of git state, token usage, and costs.

Who is Mux not ideal for?

Users requiring a traditional single-chat code editor experience or those seeking software free from the constraints of the AGPL-3.0 license for specific commercial deployments.

What are the best Mux alternatives?

The closest Mux alternatives on ai.dosa.dev are Claude Code, Codex CLI, Amp - all listed under Terminal & CLI Agents.

Who makes Mux?

Mux is developed by Coder. It is listed in the Terminal & CLI Agents category on ai.dosa.dev.

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Content on this page is AI-generated. Please verify details with the vendor's website for accuracy.