fastmcp/docs/python-sdk/fastmcp-cli-install-stdio.mdx
Jeremiah Lowin 9b248a15b3
Update repository references for transfer to prefecthq (#3207)
* Update repository references from jlowin/fastmcp to prefecthq/fastmcp

* Retrigger CI after repo transfer

* chore: Update SDK documentation

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Co-authored-by: marvin-context-protocol[bot] <225465937+marvin-context-protocol[bot]@users.noreply.github.com>
2026-02-18 10:33:56 -05:00

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---
title: stdio
sidebarTitle: stdio
---
# `fastmcp.cli.install.stdio`
Stdio command generation for FastMCP install using Cyclopts.
## Functions
### `install_stdio` <sup><a href="https://github.com/PrefectHQ/fastmcp/blob/main/src/fastmcp/cli/install/stdio.py#L21" target="_blank"><Icon icon="github" style="width: 14px; height: 14px;" /></a></sup>
```python
install_stdio(file: Path, server_object: str | None) -> bool
```
Generate the stdio command for running a FastMCP server.
**Args:**
- `file`: Path to the server file
- `server_object`: Optional server object name (for \:object suffix)
- `with_editable`: Optional list of directories to install in editable mode
- `with_packages`: Optional list of additional packages to install
- `copy`: If True, copy to clipboard instead of printing to stdout
- `python_version`: Optional Python version to use
- `with_requirements`: Optional requirements file to install from
- `project`: Optional project directory to run within
**Returns:**
- True if generation was successful, False otherwise
### `stdio_command` <sup><a href="https://github.com/PrefectHQ/fastmcp/blob/main/src/fastmcp/cli/install/stdio.py#L78" target="_blank"><Icon icon="github" style="width: 14px; height: 14px;" /></a></sup>
```python
stdio_command(server_spec: str) -> None
```
Generate the stdio command for running a FastMCP server.
Outputs the shell command that an MCP host would use to start this server
over stdio transport. Useful for manual configuration or debugging.
**Args:**
- `server_spec`: Python file to run, optionally with \:object suffix