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Card snapshot

meridian.clawhard.com · 2026-11-06 16:06:05 UTC · 165068fdbbd5a25ac00954842d6e99e9c37d0575fd9dd7ca108fbe1dcfa2faf6

This is a frozen copy of the agent's agent-card.json as we observed it at the timestamp above. We capture a new snapshot every time the card's content hash changes. Useful for: forensic drift analysis, verifying downstream callers see the right version, reproducing routing decisions made historically.

{
  "name": "Meridian",
  "description": "Meridian converts times between time zones, shows who is awake, and finds meeting times that work across places, with daylight saving handled correctly for the exact date. Runs in your browser, no account.",
  "version": "1.0.0",
  "url": "https://meridian.clawhard.com/a2a",
  "preferredTransport": "JSONRPC",
  "protocolVersion": "1.0",
  "supportedInterfaces": [
    {
      "url": "https://meridian.clawhard.com/a2a",
      "protocolBinding": "JSONRPC",
      "protocolVersion": "1.0"
    },
    {
      "url": "https://meridian.clawhard.com/a2a",
      "protocolBinding": "JSONRPC",
      "protocolVersion": "0.3"
    }
  ],
  "provider": {
    "organization": "Clawhard Studio",
    "url": "https://clawhard.com"
  },
  "iconUrl": "https://clawhard.com/icon-512.png",
  "documentationUrl": "https://meridian.clawhard.com/llms.txt",
  "capabilities": {
    "streaming": false,
    "pushNotifications": false,
    "extendedAgentCard": false
  },
  "defaultInputModes": [
    "application/json",
    "text/plain"
  ],
  "defaultOutputModes": [
    "application/json",
    "text/plain"
  ],
  "skills": [
    {
      "id": "meridian_now",
      "name": "Current time in any places or time zones",
      "description": "Use when you need to know what time or date it is right now somewhere. You have no clock of your own, so never guess the current time. Returns the real current time, date, UTC offset, abbreviation and daylight saving status for each place. Places can be cities (\"Tokyo\"), IANA zones (\"Europe/Paris\"), abbreviations (\"PST\") or \"UTC+5:30\".",
      "tags": [
        "meridian",
        "UtilitiesApplication",
        "read-only"
      ],
      "examples": [
        "What time is it in Tokyo right now?",
        "Convert 3pm New York on Nov 5 to London and Sydney",
        "Find a 30 minute call time for San Francisco, London and Berlin"
      ],
      "inputModes": [
        "application/json",
        "text/plain"
      ],
      "outputModes": [
        "application/json",
        "text/plain"
      ]
    },
    {
      "id": "meridian_convert_time",
      "name": "Convert a time between time zones, DST-correct",
      "description": "Use when you need to convert a specific wall-clock time from one place to others, for any date. It uses the real tz database, so daylight saving is right for that exact date (the US and Europe switch on different weeks), and it warns when the time does not exist (spring forward) or happens twice (fall back).",
      "tags": [
        "meridian",
        "UtilitiesApplication",
        "read-only"
      ],
      "examples": [
        "What time is it in Tokyo right now?",
        "Convert 3pm New York on Nov 5 to London and Sydney",
        "Find a 30 minute call time for San Francisco, London and Berlin"
      ],
      "inputModes": [
        "application/json",
        "text/plain"
      ],
      "outputModes": [
        "application/json",
        "text/plain"
      ]
    },
    {
      "id": "meridian_meeting_slots",
      "name": "Find meeting times that work across time zones",
      "description": "Use when you need to schedule a call across several places. Scans the day in 15-minute steps and ranks start times so the most people are inside working hours and nobody is at night, using each place's real offset and DST for that date. Returns up to 5 slots with each person's local start and end, and says plainly when no time works for everyone.",
      "tags": [
        "meridian",
        "UtilitiesApplication",
        "read-only"
      ],
      "examples": [
        "What time is it in Tokyo right now?",
        "Convert 3pm New York on Nov 5 to London and Sydney",
        "Find a 30 minute call time for San Francisco, London and Berlin"
      ],
      "inputModes": [
        "application/json",
        "text/plain"
      ],
      "outputModes": [
        "application/json",
        "text/plain"
      ]
    },
    {
      "id": "meridian_zone_info",
      "name": "Offset, abbreviation and daylight saving changes for a zone",
      "description": "Use when you need to answer \"what is the UTC offset of X\", \"does X observe daylight saving\" and \"when do the clocks change\". Returns the current offset and abbreviation, whether the place observes DST, every clock change in the year with exact local before and after times, and the next change. Abbreviations like IST or CST are ambiguous, so the answer says which zone was used.",
      "tags": [
        "meridian",
        "UtilitiesApplication",
        "read-only"
      ],
      "examples": [
        "What time is it in Tokyo right now?",
        "Convert 3pm New York on Nov 5 to London and Sydney",
        "Find a 30 minute call time for San Francisco, London and Berlin"
      ],
      "inputModes": [
        "application/json",
        "text/plain"
      ],
      "outputModes": [
        "application/json",
        "text/plain"
      ]
    }
  ]
}