Schema | Klipper MCP Server

Describes the environment variables required to run the server.

Name	Required	Description	Default
`ARMED`	Yes	Set to 'True' to enable dangerous operations like G-code execution and temperature changes.	False
`API_KEY`	Yes	The secure API key for the server.
`MCP_HOST`	No	The host address for the MCP server.	0.0.0.0
`MCP_PORT`	No	The port for the MCP server.	8000
`TTS_RATE`	No	The speaking rate for TTS.	150
`ADMIN_PIN`	Yes	The PIN required for destructive operations like file deletion or config restore.	1234
`TOOL_COUNT`	No	The number of tools for StealthChanger.	4
`TTS_VOLUME`	No	The volume level for TTS.	1.0
`TTS_ENABLED`	No	Whether Text-to-Speech announcements are enabled.	False
`PRINTER_NAME`	Yes	The name of your printer.	Voron
`SPOOLMAN_URL`	No	The URL for the Spoolman server.	http://localhost:7912
`MCP_TRANSPORT`	No	The transport protocol to use, either 'http' or 'stdio'.	http
`MOONRAKER_URL`	Yes	The URL for the Moonraker connection.	http://localhost:7125
`SPOOLMAN_ENABLED`	No	Whether Spoolman integration is enabled.	False
`CAMERA_STREAM_URL`	No	URL for the camera stream.	http://localhost/webcam/?action=stream
`PUSHOVER_USER_KEY`	No	The user key for Pushover notifications.
`SLACK_WEBHOOK_URL`	No	The webhook URL for Slack notifications.
`PUSHOVER_API_TOKEN`	No	The API token for Pushover notifications.
`CAMERA_SNAPSHOT_URL`	No	URL for capturing camera snapshots.	http://localhost/webcam/?action=snapshot
`DISCORD_WEBHOOK_URL`	No	The webhook URL for Discord notifications.

Server capabilities have not been inspected yet.

Functions exposed to the LLM to take actions

Name	Description
No tools

Interactive templates invoked by user choice

Name	Description
No prompts

Contextual data attached and managed by the client

Name	Description
No resources

Klipper MCP Server