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fastmcp.cli.claude

Claude app integration utilities.

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Functions

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get_claude_config_path

get_claude_config_path() -> Path | None

Get the Claude config directory based on platform.

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update_claude_config

update_claude_config(file_spec: str, server_name: str) -> bool

Add or update a FastMCP server in Claude’s configuration.

Args:

• file_spec: Path to the server file, optionally with :object suffix
• server_name: Name for the server in Claude’s config
• with_editable: Optional directory to install in editable mode
• with_packages: Optional list of additional packages to install
• env_vars: Optional dictionary of environment variables. These are merged with any existing variables, with new values taking precedence.

Raises:

• RuntimeError: If Claude Desktop’s config directory is not found, indicating Claude Desktop may not be installed or properly set up.