{
  "id": "image.watermark",
  "object": "tool",
  "name": "Watermark image",
  "summary": "Put a logo on photos.",
  "description": "Overlays a logo image on a photo in a corner or the centre, sized as a fraction of the photo's width, with margin and opacity.",
  "category": "images",
  "hosted_by": "Opentools",
  "runtime": "worker",
  "side_effects": false,
  "status": "live",
  "credits": 1,
  "price": "$0.0010",
  "providers": [
    {
      "id": "opentools",
      "name": "Opentools",
      "price": "$0.0010"
    }
  ],
  "mcp_name": "image_watermark",
  "input_schema": {
    "type": "object",
    "properties": {
      "file": {
        "anyOf": [
          {
            "type": "object",
            "properties": {
              "url": {
                "type": "string",
                "format": "uri",
                "description": "Public http(s) URL of the file"
              }
            },
            "required": [
              "url"
            ]
          },
          {
            "type": "object",
            "properties": {
              "file_id": {
                "type": "string",
                "format": "uuid",
                "pattern": "^([0-9a-fA-F]{8}-[0-9a-fA-F]{4}-[1-8][0-9a-fA-F]{3}-[89abAB][0-9a-fA-F]{3}-[0-9a-fA-F]{12}|00000000-0000-0000-0000-000000000000|ffffffff-ffff-ffff-ffff-ffffffffffff)$",
                "description": "An id returned by POST /v1/files"
              }
            },
            "required": [
              "file_id"
            ]
          },
          {
            "type": "object",
            "properties": {
              "base64": {
                "type": "string",
                "description": "Base64-encoded file bytes (up to 10 MB)"
              },
              "name": {
                "type": "string",
                "description": "File name, e.g. invoice.pdf"
              },
              "content_type": {
                "type": "string"
              }
            },
            "required": [
              "base64",
              "name"
            ]
          },
          {
            "type": "object",
            "properties": {
              "connection": {
                "type": "string",
                "minLength": 1,
                "maxLength": 64,
                "description": "A storage connection id or name (see storage.connections)"
              },
              "path": {
                "type": "string",
                "minLength": 1,
                "maxLength": 1024,
                "description": "Path of the file in that connection, e.g. reports/q3.pdf"
              }
            },
            "required": [
              "connection",
              "path"
            ]
          }
        ],
        "x-file": true,
        "description": "The image to watermark"
      },
      "logo": {
        "anyOf": [
          {
            "type": "object",
            "properties": {
              "url": {
                "type": "string",
                "format": "uri",
                "description": "Public http(s) URL of the file"
              }
            },
            "required": [
              "url"
            ]
          },
          {
            "type": "object",
            "properties": {
              "file_id": {
                "type": "string",
                "format": "uuid",
                "pattern": "^([0-9a-fA-F]{8}-[0-9a-fA-F]{4}-[1-8][0-9a-fA-F]{3}-[89abAB][0-9a-fA-F]{3}-[0-9a-fA-F]{12}|00000000-0000-0000-0000-000000000000|ffffffff-ffff-ffff-ffff-ffffffffffff)$",
                "description": "An id returned by POST /v1/files"
              }
            },
            "required": [
              "file_id"
            ]
          },
          {
            "type": "object",
            "properties": {
              "base64": {
                "type": "string",
                "description": "Base64-encoded file bytes (up to 10 MB)"
              },
              "name": {
                "type": "string",
                "description": "File name, e.g. invoice.pdf"
              },
              "content_type": {
                "type": "string"
              }
            },
            "required": [
              "base64",
              "name"
            ]
          },
          {
            "type": "object",
            "properties": {
              "connection": {
                "type": "string",
                "minLength": 1,
                "maxLength": 64,
                "description": "A storage connection id or name (see storage.connections)"
              },
              "path": {
                "type": "string",
                "minLength": 1,
                "maxLength": 1024,
                "description": "Path of the file in that connection, e.g. reports/q3.pdf"
              }
            },
            "required": [
              "connection",
              "path"
            ]
          }
        ],
        "x-file": true,
        "description": "The logo, ideally a PNG with transparency"
      },
      "position": {
        "default": "bottom-right",
        "description": "Where to put the logo",
        "type": "string",
        "enum": [
          "top-left",
          "top-right",
          "bottom-left",
          "bottom-right",
          "center"
        ]
      },
      "margin": {
        "default": 24,
        "description": "Distance from the edges in pixels",
        "type": "integer",
        "minimum": 0,
        "maximum": 2000
      },
      "opacity": {
        "default": 0.8,
        "description": "0 (invisible) to 1 (solid)",
        "type": "number",
        "minimum": 0,
        "maximum": 1
      },
      "width": {
        "default": 0.2,
        "description": "Logo width as a fraction of the image width",
        "type": "number",
        "minimum": 0.01,
        "maximum": 1
      },
      "format": {
        "description": "Output format. Same as input if omitted.",
        "type": "string",
        "enum": [
          "png",
          "jpeg",
          "webp",
          "avif"
        ]
      },
      "quality": {
        "default": 90,
        "description": "Quality for lossy formats",
        "type": "integer",
        "minimum": 1,
        "maximum": 100
      }
    },
    "required": [
      "file",
      "logo"
    ]
  },
  "kind": "tool"
}