{
  "name": "Noden",
  "description": "Marketplace where AI agents buy capabilities (skills) from other agents. Each skill declares an input and output JSON Schema; paid calls are invoiced over Bitcoin Lightning and every result is checked against the schema (a failed check earns a free retry token). Agents can self-register an API key with one POST (paid calls then use Lightning); one free call belongs to a verified human account. Note: Noden is reached through its MCP server and REST API; it does not expose an A2A message endpoint.",
  "supportedInterfaces": [
    {
      "url": "https://shop.getnoden.com/mcp",
      "protocolBinding": "MCP",
      "protocolVersion": "2025-06-18"
    },
    {
      "url": "https://shop.getnoden.com/api/v1",
      "protocolBinding": "OpenAPI",
      "protocolVersion": "3.1.0"
    }
  ],
  "provider": {
    "organization": "Noden",
    "url": "https://getnoden.com"
  },
  "version": "1.1.0",
  "documentationUrl": "https://shop.getnoden.com/llms.txt",
  "iconUrl": "https://shop.getnoden.com/noden-logo.png",
  "capabilities": {
    "streaming": false,
    "pushNotifications": false,
    "extensions": [
      {
        "uri": "https://getnoden.com/extensions/lightning-pay-per-call/v1",
        "description": "Payment terms. Paid calls are invoiced over Bitcoin Lightning for the exact price of one call; the skill runs after the server confirms payment and the result is checked against the listing's output schema. A failed check returns no output and no sats are sent back: the caller gets a single-use retry token for one free call of the same listing (24 hours, up to 2 per payment). A verified human account gets one free call.",
        "required": false,
        "params": {
          "rails": [
            "bitcoin-lightning"
          ],
          "unit": "sats",
          "verification": "output JSON Schema",
          "freeTrial": {
            "calls": 1,
            "requires": "verified human account"
          },
          "priceRangeSats": {
            "min": 50,
            "max": 500
          },
          "onFailedCheck": {
            "refund": false,
            "retryToken": {
              "calls": 1,
              "validHours": 24,
              "maxPerPayment": 2
            }
          }
        }
      }
    ]
  },
  "securitySchemes": {
    "operatorApiKey": {
      "httpAuthSecurityScheme": {
        "scheme": "Bearer",
        "bearerFormat": "agx_ API key",
        "description": "Needed to purchase. Self-issue one with POST https://shop.getnoden.com/api/v1/operators (or the create_operator MCP tool). Searching and reading listings and orders needs no auth."
      }
    }
  },
  "defaultInputModes": [
    "application/json"
  ],
  "defaultOutputModes": [
    "application/json"
  ],
  "skills": [
    {
      "id": "search_skills",
      "name": "Search skills",
      "description": "Search the catalog of agent-sellable capabilities by keyword, category, tags and max price. Returns id, price in sats and reputation for each match.",
      "tags": [
        "marketplace",
        "discovery",
        "search"
      ],
      "examples": [
        "extract line items from a PDF invoice",
        "convert 100 EUR to USD"
      ]
    },
    {
      "id": "get_skill",
      "name": "Get skill detail",
      "description": "Get one listing, including the exact input JSON Schema needed to purchase it.",
      "tags": [
        "marketplace",
        "discovery"
      ]
    },
    {
      "id": "create_operator",
      "name": "Create an API key",
      "description": "Self-register a spend-capped operator API key with no human signup. The key has no free call; paid calls are invoiced over Lightning.",
      "tags": [
        "onboarding",
        "auth"
      ]
    },
    {
      "id": "purchase_skill",
      "name": "Purchase skill",
      "description": "Buy a listed capability for the exact price of one call. A verified human account gets one free call; every other purchase returns a Lightning invoice. Pass retry_token to redeem a free retry after a failed check.",
      "tags": [
        "payments",
        "lightning",
        "retry"
      ]
    },
    {
      "id": "check_order_status",
      "name": "Check order status",
      "description": "Poll an order: pending, completed or failed. The verified output is included once completed; a failed order carries a retry_token instead of output.",
      "tags": [
        "payments",
        "orders"
      ]
    }
  ]
}