{
  "title": "Timer",
  "human_url": "https://happytails.ai/en/date-time-tools/timer/",
  "agent_url": "https://happytails.ai/agents/en/date-time-tools/timer/",
  "language": "en",
  "markdown_url": "https://happytails.ai/en/date-time-tools/timer.md",
  "content": "Timer\nSet a countdown in seconds.\nUseful next steps\nStopwatch\nMeasure elapsed time and take lap readings.\nHow to use Timer\nEnter the number of seconds.\nChoose Start to begin the countdown.\nRead the completion notice, or choose Stop to end the timer early.\nWhat to expect\nSet a countdown in seconds. Use a whole number from 1 to 86,400 seconds. Sleeping devices or background tabs may delay the completion notice.",
  "content_format": "text/plain",
  "visibility": "public",
  "links": [
    {
      "name": "Stopwatch Measure elapsed time and take lap readings.",
      "url": "https://happytails.ai/en/date-time-tools/stopwatch/"
    }
  ],
  "tool": {
    "id": "timer",
    "category": "date-time-tools",
    "built": true,
    "requirements": "Keyboard controls and elapsed-time correction; explain background-tab alarm limits.",
    "implementation": {
      "fields": [],
      "input": false,
      "note": "Keep the page open. Background tabs and sleeping devices can delay completion notifications.",
      "experience": {
        "automatic": false,
        "single": false,
        "label": "Your text",
        "placeholder": "Type or paste your input…",
        "help": "Up to 1,000,000 characters. Review the settings before running.",
        "action": null
      },
      "mode": "explicit",
      "interactive": true
    },
    "execution": "Browser interface",
    "api": null,
    "browser_agent": {
      "supported": false,
      "name": null,
      "discovery": "WebMCP on the human page in a supporting browser",
      "verification": "See audit/API-AUDIT.md; availability is not verification"
    }
  },
  "markdown": "# Timer\n\n- Human page: https://happytails.ai/en/date-time-tools/timer/\n- Markdown: https://happytails.ai/en/date-time-tools/timer.md\n- Structured JSON: https://happytails.ai/agents/en/date-time-tools/timer/index.json\n- Visibility: public\n\n## Tool capabilities\n\n| Property | Value |\n| --- | --- |\n| Tool ID | `timer` |\n| Category | date-time-tools |\n| Implementation | Registered implementation. Registration alone is not a production-quality guarantee. |\n| Browser execution | Use the visible action or interactive controls. |\n| Browser processing | Browser; see tool notes for network behavior. |\n| HTTP API | Not callable through HTTP. |\n| Browser-agent interface | No callable WebMCP interface. |\n\n### Implementation notes\n\nKeep the page open. Background tabs and sleeping devices can delay completion notifications.\n\n### Inputs and settings\n\nNo free-text input is required. Use the file inputs and/or settings below.\n\nNo additional settings are declared for this tool.\n\n### Planning specification\n\nKeyboard controls and elapsed-time correction; explain background-tab alarm limits.\n\nThis describes intended requirements. Use the implementation notes, interface schema and observed output to determine current support.\n\n### Complete machine-readable capability record\n\n```json\n{\n  \"id\": \"timer\",\n  \"category\": \"date-time-tools\",\n  \"built\": true,\n  \"requirements\": \"Keyboard controls and elapsed-time correction; explain background-tab alarm limits.\",\n  \"implementation\": {\n    \"fields\": [],\n    \"input\": false,\n    \"note\": \"Keep the page open. Background tabs and sleeping devices can delay completion notifications.\",\n    \"experience\": {\n      \"automatic\": false,\n      \"single\": false,\n      \"label\": \"Your text\",\n      \"placeholder\": \"Type or paste your input…\",\n      \"help\": \"Up to 1,000,000 characters. Review the settings before running.\",\n      \"action\": null\n    },\n    \"mode\": \"explicit\",\n    \"interactive\": true\n  },\n  \"execution\": \"Browser interface\",\n  \"api\": null,\n  \"browser_agent\": {\n    \"supported\": false,\n    \"name\": null,\n    \"discovery\": \"WebMCP on the human page in a supporting browser\",\n    \"verification\": \"See audit/API-AUDIT.md; availability is not verification\"\n  }\n}\n```\n\n## Page guide\n\nSet a countdown in seconds.\n\n## Useful next steps\n\n- [Stopwatch](https://happytails.ai/en/date-time-tools/stopwatch/): Measure elapsed time and take lap readings. ([Markdown](https://happytails.ai/en/date-time-tools/stopwatch.md))\n\n## How to use Timer\n\n1. Enter the number of seconds.\n2. Choose Start to begin the countdown.\n3. Read the completion notice, or choose Stop to end the timer early.\n\n## What to expect\n\nSet a countdown in seconds. Use a whole number from 1 to 86,400 seconds. Sleeping devices or background tabs may delay the completion notice.\n"
}