# tmux_create

Source: https://libtmux.org/en/ruby/latest/mcp/tools/tmux_create/

> Create a session, window in an exact session, or split an exact pane using argv. Opt-in mutation; 64 KiB total string bytes and at most 256 argv entries. Window/pane focus defaults false. Cwd/environment are optional; size is cells or percent. Assigned refs prove creation, not program readiness or completion.

MCP is in development

Server behavior and tool contracts may change. Tool availability depends on the server configuration.

Create a session, window in an exact session, or split an exact pane using argv. Opt-in mutation; 64 KiB total string bytes and at most 256 argv entries. Window/pane focus defaults false. Cwd/environment are optional; size is cells or percent. Assigned refs prove creation, not program readiness or completion.

**Policy:** opt in with --enable-tool tmux\_create.

[All Ruby tools](../) · [JSON](../tmux_create.json) · [Source](https://github.com/libtmux/libtmux-ruby/blob/e3815d2b35a6c663f20769231e1d22b565f87038/gems/libtmux-mcp/lib/libtmux/mcp/catalog.rb#L245)

## Arguments

This tool has no top-level named arguments. Consult its schema below.

## Schemas

The schema defines required fields, nested values, defaults, and validation constraints.