{
  "slug": "image-grayscale",
  "name": "gizza-ai/image-grayscale",
  "version": "0.1.0",
  "title": "Convert an Image to Grayscale — gizza.ai",
  "description": "Convert any image to grayscale instantly in your browser. No upload to a server, runs locally, completely free.",
  "tags": [
    "image",
    "grayscale",
    "convert",
    "black-and-white",
    "filter"
  ],
  "category": "image",
  "urls": {
    "page": "https://gizza.ai/tools/image-grayscale/",
    "markdown": "https://gizza.ai/tools/image-grayscale/index.md",
    "descriptor": "https://gizza.ai/tools/image-grayscale/tool.json",
    "deep_link_example": "https://gizza.ai/tools/image-grayscale/?url=https://example.com/input"
  },
  "cli": "gizza tool image-grayscale 'url=https://example.com/input'",
  "tool": {
    "description": "Convert an image to grayscale. Provide url (HTTP/HTTPS) or ref from a prior image tool call.",
    "parameters": {
      "oneOf": [
        {
          "required": [
            "url"
          ]
        },
        {
          "required": [
            "ref"
          ]
        }
      ],
      "properties": {
        "ref": {
          "description": "Reference id from a prior image tool call (e.g. \"call_42\"). Use either url or ref.",
          "type": "string"
        },
        "url": {
          "description": "Image URL (HTTP/HTTPS).",
          "type": "string"
        }
      },
      "type": "object"
    }
  }
}