FaceRuler

{
  "mcpServers": {
    "com.faceruler/faceruler": {
      "url": "https://faceruler.com/api/mcp"
    }
  }
}

Indexed tools

Tool metadata and schemas come from the remote server and are untrusted. Indexing only lists tools; it never calls them.

4 shown · authentication unknown

• Classify face shape

  classify_face_shape

  Classify a face into one of 7 shapes (oval, round, square, oblong, heart, diamond, triangle) from three measured outline ratios, with a match % for every shape.

  Schema valid · SHA-256 655016bd8fce…

  View input schema

  {
    "type": "object",
    "properties": {
      "faceIndex": {
        "type": "number",
        "exclusiveMinimum": 0,
        "description": "Face height / face width (typical 1.1–1.5)"
      },
      "jawRatio": {
        "type": "number",
        "exclusiveMinimum": 0,
        "description": "Jaw (bigonial) width / face width at cheekbones (typical 0.75–1.0)"
      },
      "foreheadRatio": {
        "type": "number",
        "exclusiveMinimum": 0,
        "description": "Forehead (temple) width / face width (typical 0.7–0.95)"
      }
    },
    "required": [
      "faceIndex",
      "jawRatio",
      "foreheadRatio"
    ],
    "$schema": "http://json-schema.org/draft-07/schema#"
  }

• Get a face measurement tool

  get_face_measurement_tool

  Return the link to FaceRuler’s free on-device tool for measuring a real face from one photo (PSL score, face shape, canthal tilt or facial ratios). Use when the user wants their own face measured.

  Schema valid · SHA-256 5b80804a127a…

  View input schema

  {
    "type": "object",
    "properties": {
      "measurement": {
        "type": "string",
        "enum": [
          "psl",
          "face_shape",
          "canthal_tilt",
          "facial_ratios"
        ],
        "description": "What to measure"
      }
    },
    "required": [
      "measurement"
    ],
    "$schema": "http://json-schema.org/draft-07/schema#"
  }