{
  "description": "Capture screenshots via KWin (Wayland-safe).",
  "prompt": "## gui_screenshot\n\nCapture screenshots via KWin (Wayland-safe).\n\n**Args**: `[mode]` or `[mode, \"--output=path\"]`\n- mode: `active`, `screen`, `area`, `window` (default: active)\n\n```\ngui_screenshot(mode=\"active\")\ngui_screenshot(mode=\"screen\", output=\"--output=/tmp/shot.png\")\n```",
  "args": {
    "type": "object",
    "properties": {
      "mode": {
        "type": "string",
        "description": "active|screen|area|window (default: active)"
      },
      "output": {
        "type": "string",
        "description": "Output file path"
      },
      "screen": {
        "type": "integer",
        "description": "Screen index for screen mode"
      },
      "title": {
        "type": "string",
        "description": "Window title substring for window mode"
      },
      "include_cursor": {
        "type": "boolean",
        "description": "Include cursor in capture"
      },
      "include_decoration": {
        "type": "boolean",
        "description": "Include window decoration (default: true)"
      }
    }
  }
}