2s

{
  "protocolVersion": "0.3.0",
  "name": "2s",
  "description": "The (most) everything API for AI agents, exposed as an A2A agent. This agent's skill is endpoint DISCOVERY: send a natural-language task and it returns the best-matching 2s endpoints (path, method, price, description) from a live catalog of 576+ pay-per-call endpoints \u2014 public records, finance, crypto & web3, security & CVEs, legal, medical, weather, geo, and B2B/EDI. Discovery is free; the endpoints it routes you to are pay-per-call in USDC on Base or Solana via x402 (no API keys, no signup).",
  "url": "https://2s.io/a2a",
  "preferredTransport": "JSONRPC",
  "additionalInterfaces": [
    {
      "transport": "JSONRPC",
      "url": "https://2s.io/a2a"
    }
  ],
  "version": "1.0.0",
  "provider": {
    "organization": "2s",
    "url": "https://2s.io"
  },
  "documentationUrl": "https://2s.io/llms.txt",
  "iconUrl": "https://2s.io/icon-512.png",
  "capabilities": {
    "streaming": false,
    "pushNotifications": false,
    "stateTransitionHistory": false
  },
  "defaultInputModes": [
    "text/plain"
  ],
  "defaultOutputModes": [
    "application/json",
    "text/plain"
  ],
  "skills": [
    {
      "id": "discover-endpoints",
      "name": "Discover 2s endpoints",
      "description": "Given a natural-language description of a task, returns the best-matching 2s API endpoints \u2014 each with its id, HTTP path, method, group, description, and per-call USD price \u2014 so you can call the one that answers your question. Deterministic keyword + synonym ranking over the live 2s catalog (no LLM, zero upstream). The routing result is free; the endpoints it returns are pay-per-call via x402.",
      "tags": [
        "discovery",
        "routing",
        "catalog",
        "api",
        "x402",
        "search"
      ],
      "examples": [
        "check if a domain can be spoofed",
        "is this CVE being exploited",
        "screen a company for sanctions",
        "decode a VIN",
        "weather forecast for a ZIP code",
        "validate an IBAN"
      ],
      "inputModes": [
        "text/plain"
      ],
      "outputModes": [
        "application/json",
        "text/plain"
      ]
    }
  ]
}