Feeless402 Rail Quote

{
  "protocolVersion": "0.3.0",
  "name": "Feeless402 Rail Quote",
  "description": "Read-only x402 pricing agent: send it any x402 (HTTP 402 Payment Required) API URL and it fetches the live payment quote without paying, then prices the same call on every rail the server offers — gas rails floor micro-prices; the feeless Nano (XNO) rail quotes the true metered amount. Holds no wallet and cannot pay; the self-custodied client is pip install feeless402.",
  "url": "https://feeless402.com/a2a",
  "preferredTransport": "JSONRPC",
  "version": "0.2.3",
  "provider": {
    "organization": "Feeless402",
    "url": "https://feeless402.com"
  },
  "documentationUrl": "https://feeless402.com/docs.html",
  "capabilities": {
    "streaming": false,
    "pushNotifications": false,
    "stateTransitionHistory": false
  },
  "defaultInputModes": [
    "text/plain"
  ],
  "defaultOutputModes": [
    "application/json",
    "text/plain"
  ],
  "securitySchemes": {},
  "security": [],
  "skills": [
    {
      "id": "x402-quote-and-compare",
      "name": "Quote an x402 endpoint across rails",
      "description": "Give it an x402 API URL (optionally with a JSON body). It returns the endpoint's live 402 quote — full offer menu, XNO price, destination — plus a per-rail payer-cost comparison. Read-only: nothing is paid.",
      "tags": [
        "x402",
        "pricing",
        "402",
        "nano",
        "rails"
      ],
      "examples": [
        "quote https://feeless402.com/premium",
        "what would https://nano-gpt.com/api/v1/chat/completions cost per call?"
      ],
      "inputModes": [
        "text/plain"
      ],
      "outputModes": [
        "application/json",
        "text/plain"
      ]
    },
    {
      "id": "faucet-info",
      "name": "Starter-funds faucet status",
      "description": "Live status of the Feeless402 onboarding faucet: address, per-claim amount, remaining claims, and how an agent claims.",
      "tags": [
        "faucet",
        "nano",
        "onboarding"
      ],
      "examples": [
        "faucet status"
      ],
      "inputModes": [
        "text/plain"
      ],
      "outputModes": [
        "application/json",
        "text/plain"
      ]
    }
  ]
}