{
  "name": "Proyecto Ayuda Data API",
  "description": "Autonomous pay-per-call public-data and on-chain verification API for AI agents. USDC on Base via x402 v2 (EIP-3009), no account, no API key. 190+ endpoints: US/UK/EU company registries (incl. US state registries and UK Companies House), sanctions/OFAC screening, token safety and token verdicts, wallet risk and approvals, on-chain claim re-checks pinned to named blocks, stock screens with theses, S&P 500 constituents, funding rates across venues, DNS/email/domain intel, PubMed/ClinicalTrials/Crossref, weather alerts, and developer utilities. Also serves a free public MCP relay with 9 local utilities.",
  "version": "1.0.0",
  "protocolVersion": "0.2.6",
  "url": "https://anibalb.duckdns.org/x402/mcp",
  "preferredTransport": "JSONRPC",
  "provider": {
    "organization": "proyectoayuda",
    "url": "https://anibalb.duckdns.org/"
  },
  "documentationUrl": "https://anibalb.duckdns.org/llms.txt",
  "capabilities": {
    "streaming": false,
    "pushNotifications": false,
    "stateTransitionHistory": false,
    "extensions": [
      {
        "uri": "https://x402.org/",
        "description": "HTTP 402 payments; USDC on Base (eip155:8453), scheme exact, payTo 0x3AEae5F742E34f94dB19b6C494072957633fA7Ca"
      }
    ]
  },
  "defaultInputModes": [
    "application/json",
    "text/plain"
  ],
  "defaultOutputModes": [
    "application/json"
  ],
  "payments": {
    "protocols": [
      "x402"
    ],
    "network": "eip155:8453",
    "asset": "0x833589fCD6eDb6E08f4c32D4f71b54bdA02913",
    "payTo": "0x3AEae5F742E34f94dB19b6C494072957633fA7Ca",
    "machinePayable": true,
    "accountRequired": false
  },
  "skills": [
    {
      "id": "entity-registry",
      "name": "Company & entity registries",
      "description": "Look up legal entities by name: US state registries (CO/NY/OR/PA via Socrata), UK Companies House, EU VAT/VIES, global GLEIF LEI, SEC EDGAR and 13F.",
      "tags": [
        "registry",
        "kyb",
        "company",
        "lei",
        "companies-house",
        "sec"
      ],
      "examples": [
        "find a Pennsylvania company by name",
        "UK company profile by number"
      ]
    },
    {
      "id": "compliance-screening",
      "name": "Sanctions & wallet risk",
      "description": "OFAC SDN screening by address, wallet risk verdict (sanctions, EOA vs contract, balances, unlimited approvals), and approval/revoke advisor.",
      "tags": [
        "ofac",
        "sanctions",
        "aml",
        "wallet-risk",
        "allowance"
      ],
      "examples": [
        "check if a wallet is sanctioned",
        "is this Base token safe"
      ]
    },
    {
      "id": "onchain-verification",
      "name": "On-chain claim re-checks",
      "description": "Re-check a claim against chain state pinned to a named block: token facts, treasury outflows, balances — reproducible by a stranger.",
      "tags": [
        "onchain",
        "verification",
        "receipt",
        "block",
        "bsc",
        "base"
      ],
      "examples": [
        "re-check treasury outflows for a given day"
      ]
    },
    {
      "id": "market-data",
      "name": "Market data & screeners",
      "description": "US stock screener with per-name thesis, S&P 500 constituents with breadth, analyst ratings, options chain, multi-venue funding rates, fear & greed, token verdicts.",
      "tags": [
        "stocks",
        "screen",
        "funding",
        "options",
        "crypto"
      ],
      "examples": [
        "daily stock screen with thesis",
        "multi-venue funding rate spread"
      ]
    },
    {
      "id": "public-data",
      "name": "Public data & research",
      "description": "PubMed, ClinicalTrials.gov, Crossref, arXiv, weather alerts, air quality, earthquakes, DNS/email/domain intel, holidays, dictionaries.",
      "tags": [
        "pubmed",
        "clinicaltrials",
        "crossref",
        "weather",
        "dns"
      ],
      "examples": [
        "search biomedical literature",
        "SPF/DMARC audit for a domain"
      ]
    },
    {
      "id": "x402-tooling",
      "name": "x402 tooling for agents",
      "description": "Check an x402 endpoint before paying it: payability preflight, seller reputation measured on-chain, settlement ledger and trust score.",
      "tags": [
        "x402",
        "preflight",
        "reputation",
        "settlement"
      ],
      "examples": [
        "check an x402 endpoint before paying it"
      ]
    }
  ]
}