cadloop Slicer MCP Server

Name: cadloop Slicer MCP Server
Author: io.github.richardofortune

io.github.richardofortune/cadloop-slicer

Repository Registry

What is the cadloop Slicer MCP server?

Find printer profiles, check bed fit, slice to .gcode.3mf and extract the G-code.

How to install cadloop Slicer

Copy-paste configuration for popular MCP clients.

transport: stdio

Config generated by PluginBench — verify against the source before use.

Environment / auth

SLICER_WORKSPACE
The only directory this server reads and writes. Defaults to ~/cad.
SLICER_BIN
Path to the slicer binary. Auto-detected if unset. Creality Print's CLI does not work headless on macOS; prefer OrcaSlicer, Bambu Studio or ElegooSlicer there.
SLICER_PROFILE_DIRS
Extra profile roots, os.pathsep separated. Added to the auto-detected roots rather than replacing them.
SLICER_TIMEOUT
Seconds before a slice is killed. Defaults to 600.

Claude Desktop

~/Library/Application Support/Claude/claude_desktop_config.json

{
  "mcpServers": {
    "cadloop-slicer": {
      "command": "uvx",
      "args": [
        "cadloop",
        "--from",
        "cadloop",
        "cadloop-slicer"
      ],
      "env": {
        "SLICER_WORKSPACE": "<YOUR_SLICER_WORKSPACE>",
        "SLICER_BIN": "<YOUR_SLICER_BIN>",
        "SLICER_PROFILE_DIRS": "<YOUR_SLICER_PROFILE_DIRS>",
        "SLICER_TIMEOUT": "<YOUR_SLICER_TIMEOUT>"
      }
    }
  }
}

Cursor

~/.cursor/mcp.json

{
  "mcpServers": {
    "cadloop-slicer": {
      "command": "uvx",
      "args": [
        "cadloop",
        "--from",
        "cadloop",
        "cadloop-slicer"
      ],
      "env": {
        "SLICER_WORKSPACE": "<YOUR_SLICER_WORKSPACE>",
        "SLICER_BIN": "<YOUR_SLICER_BIN>",
        "SLICER_PROFILE_DIRS": "<YOUR_SLICER_PROFILE_DIRS>",
        "SLICER_TIMEOUT": "<YOUR_SLICER_TIMEOUT>"
      }
    }
  }
}

Windsurf

~/.codeium/windsurf/mcp_config.json

{
  "mcpServers": {
    "cadloop-slicer": {
      "command": "uvx",
      "args": [
        "cadloop",
        "--from",
        "cadloop",
        "cadloop-slicer"
      ],
      "env": {
        "SLICER_WORKSPACE": "<YOUR_SLICER_WORKSPACE>",
        "SLICER_BIN": "<YOUR_SLICER_BIN>",
        "SLICER_PROFILE_DIRS": "<YOUR_SLICER_PROFILE_DIRS>",
        "SLICER_TIMEOUT": "<YOUR_SLICER_TIMEOUT>"
      }
    }
  }
}

VS Code

.vscode/mcp.json

{
  "servers": {
    "cadloop-slicer": {
      "type": "stdio",
      "command": "uvx",
      "args": [
        "cadloop",
        "--from",
        "cadloop",
        "cadloop-slicer"
      ],
      "env": {
        "SLICER_WORKSPACE": "<YOUR_SLICER_WORKSPACE>",
        "SLICER_BIN": "<YOUR_SLICER_BIN>",
        "SLICER_PROFILE_DIRS": "<YOUR_SLICER_PROFILE_DIRS>",
        "SLICER_TIMEOUT": "<YOUR_SLICER_TIMEOUT>"
      }
    }
  }
}

Claude Code

claude mcp add cadloop-slicer --env SLICER_WORKSPACE=<YOUR_SLICER_WORKSPACE> --env SLICER_BIN=<YOUR_SLICER_BIN> --env SLICER_PROFILE_DIRS=<YOUR_SLICER_PROFILE_DIRS> --env SLICER_TIMEOUT=<YOUR_SLICER_TIMEOUT> -- uvx cadloop --from cadloop cadloop-slicer

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