{
  "name": "browser_form_input",
  "description": "Fill a form field: handles input, textarea, select, checkbox, radio. For select elements, matches by value or visible text.",
  "requires_confirmation": false,
  "inputSchema": {
    "type": "object",
    "properties": {
      "selector": {
        "type": "string",
        "description": "CSS selector of the form element"
      },
      "ref_id": {
        "type": "string",
        "description": "Stable ref_id from read_page"
      },
      "value": {
        "type": "string",
        "description": "Value to set (for select: option value or text; for checkbox/radio: 'true'/'false')"
      }
    },
    "required": [
      "value"
    ]
  }
}