# libtmux_mcp.tools.session_tools.kill_session

- **Module:** libtmux_mcp.tools.session_tools
- **Package:** libtmux-mcp
- **Language:** Python
- **Kind:** function
- **Source:** https://github.com/tmux-python/libtmux-mcp/blob/4daddc0dfca96c43bf521d818bf91564e1434760/src/libtmux_mcp/tools/session_tools.py#L229
- **Page:** https://libtmux.org/en/py/latest/mcp/reference/libtmux_mcp-tools-session_tools-kill_session/

```
libtmux_mcp.tools.session_tools.kill_session(session_name: str | None = None, session_id: str | None = None, socket_name: str | None = None) -> str
```

Kill a tmux session.

Destroys the session and all its windows and panes. Use kill_window
to remove a single window instead. Self-kill protection prevents
killing the session containing this MCP process.

## Parameters

- `session_name` (str | None): Session name to look up.
- `session_id` (str | None): Session ID (e.g. '$1') to look up.
- `socket_name` (str | None): tmux socket name. Defaults to LIBTMUX_SOCKET env var.

## Returns

str
    Confirmation message.