A Comprehensive Guide to Running Claude Code in Multiple Panes on Windows Using psmux

product #developer tools 📝 Blog|Analyzed: Apr 19, 2026 07:46•

Published: Apr 19, 2026 07:36

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1 min read

Analysis

This is an incredibly practical and exciting guide for Windows users looking to maximize their productivity with Claude Code. By introducing psmux, a native Rust-based terminal multiplexer, developers can finally enjoy tmux-like pane splitting without the need for WSL or Cygwin. The ability to run parallel AI workflows, such as writing code in one pane while running tests in another, represents a massive leap forward in streamlining AI-assisted development environments.

Key Takeaways

•psmux is a Rust-based native Windows terminal multiplexer that completely removes the need for WSL or Cygwin.
•Users can easily run multiple Claude Code instances side-by-side to multitask, such as writing code in one pane and running tests in another.
•The tool supports tmux commands, themes, and plugins, offering an almost zero learning curve for existing tmux users.

Reference / Citation

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"psmux is a native terminal multiplexer for Windows written in Rust. It uses Windows ConPTY directly (no WSL, Cygwin, or MSYS2 required) and speaks tmux commands as-is, allowing users to split panes and launch Claude Code in each one."

Qiita AIApr 19, 2026 07:36

* Cited for critical analysis under Article 32.

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