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Card snapshot

crypt0snews.com · 2026-11-09 08:28:59 UTC · 4c525a0913b588adbff71212f3586ae61fefd9a5fd1dc49cc1120f7dbca86437

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.

{
  "capabilities": {
    "extendedAgentCard": false,
    "extensions": [],
    "pushNotifications": false,
    "streaming": false
  },
  "defaultInputModes": [
    "text/plain"
  ],
  "defaultOutputModes": [
    "text/plain",
    "application/json"
  ],
  "description": "Daily crypto news since 2016, plus a 440-entry archive of interviews with early crypto founders. Paid endpoints return HTTP 402 with payment terms; pay in USDC on Base and retry with proof. Free discovery files need no payment.",
  "documentationUrl": "https://crypt0snews.com/agents",
  "name": "Crypt0's News",
  "provider": {
    "name": "Crypt0's News",
    "url": "https://crypt0snews.com"
  },
  "securitySchemes": {
    "x402": {
      "description": "Pay the 402 terms in USDC on Base (payTo 0xcA351D97d085762E62535942A1B2E6E52eEA0968) and retry with proof.",
      "scheme": "x402",
      "type": "http"
    }
  },
  "skills": [
    {
      "description": "The day's crypto, markets, AI, and gaming stories in one brief.",
      "examples": [
        "Give me today's crypto brief.",
        "What are the top crypto stories today?"
      ],
      "id": "daily-brief",
      "name": "Daily crypto brief",
      "tags": [
        "crypto",
        "news",
        "daily-brief",
        "markets"
      ]
    },
    {
      "description": "Searchable index of site stories for agent lookup.",
      "examples": [
        "Search Crypt0's News stories about Bitcoin.",
        "Find past stories about Ethereum upgrades."
      ],
      "id": "search-index",
      "name": "Search index",
      "tags": [
        "crypto",
        "news",
        "search",
        "index"
      ]
    },
    {
      "description": "All 440 entries from the archive index of the public video catalogue, including interviews with early crypto founders.",
      "examples": [
        "Find the archive interview with Roger Ver.",
        "What archive footage covers early Bitcoin history?"
      ],
      "id": "archive",
      "name": "Archive entry",
      "tags": [
        "crypto",
        "history",
        "archive",
        "interviews"
      ]
    }
  ],
  "supportedInterfaces": [
    {
      "protocolBinding": "HTTP+JSON",
      "protocolVersion": "1.0",
      "url": "https://crypt0snews.com/api/x402/brief"
    },
    {
      "protocolBinding": "HTTP+JSON",
      "protocolVersion": "1.0",
      "url": "https://crypt0snews.com/api/x402/search-index"
    },
    {
      "protocolBinding": "HTTP+JSON",
      "protocolVersion": "1.0",
      "url": "https://crypt0snews.com/api/x402/archive"
    }
  ],
  "version": "1.0.0"
}