Dutyfinch by CyberMax

{
  "protocolVersion": "0.3.0",
  "name": "Dutyfinch by CyberMax",
  "description": "Paid API keys from $19/month (Importer: 2,500 calls a month); free tier 50 calls a day per IP with no key. Buy: https://dutyfinch.cybermax-tools.workers.dev/buy/importer?s=lead \u00b7 all plans: https://dutyfinch.cybermax-tools.workers.dev/docs#pricing. US tariff API and remote MCP server: HTS code lookup (description, general, special and column 2 rates, units), keyword search over the whole Harmonized Tariff Schedule, Section 301 China status for every code (lists 1, 2, 3, 4A, 4B, the 2024 four-year-review increases and product exclusions with end dates), the 2026 US\u2013China tariff reduction flag, and webhook alerts when a watched code changes. Built from official USITC and Federal Register data.",
  "url": "https://dutyfinch.cybermax-tools.workers.dev/mcp",
  "preferredTransport": "JSONRPC",
  "version": "1.0.0",
  "provider": {
    "organization": "CyberMax",
    "url": "https://cybermax.cybermax-tools.workers.dev/store/"
  },
  "documentationUrl": "https://dutyfinch.cybermax-tools.workers.dev/docs",
  "capabilities": {
    "streaming": false,
    "pushNotifications": false
  },
  "securitySchemes": {
    "apiKey": {
      "type": "apiKey",
      "in": "header",
      "name": "x-api-key",
      "description": "Optional paid key (https://dutyfinch.cybermax-tools.workers.dev/docs#pricing); leave out for the free tier."
    }
  },
  "security": [
    {},
    {
      "apiKey": []
    }
  ],
  "defaultInputModes": [
    "application/json"
  ],
  "defaultOutputModes": [
    "application/json"
  ],
  "skills": [
    {
      "id": "lookup_hts_code",
      "name": "Look up an HTS code",
      "description": "US tariff lookup for one HTS code (4, 6, 8 or 10 digits): description, general/special/column 2 duty rates, Section 301 China list status with the additional rate, exclusions, and the 2026 US\u2013China reduction flag.",
      "tags": [
        "dutyfinch",
        "data api",
        "mcp"
      ]
    },
    {
      "id": "search_hts",
      "name": "Search the HTS by product",
      "description": "Find US HTS codes from product words (e.g. \"air fryer\", \"wooden toys\") or a code prefix. Returns codes with description, general rate and Section 301 China summary.",
      "tags": [
        "dutyfinch",
        "data api",
        "mcp"
      ]
    },
    {
      "id": "section301_lists",
      "name": "Section 301 China lists",
      "description": "All Section 301 China tariff headings (lists 1, 2, 3, 4A, 4B, 2024 increases, exclusions) with rates, dates and code counts.",
      "tags": [
        "dutyfinch",
        "data api",
        "mcp"
      ]
    },
    {
      "id": "china_deal_status",
      "name": "2026 US\u2013China reduction list",
      "description": "Status of the 2026 US\u2013China tariff reduction list (pending / notice_published / published) and, with code, whether that HTS code is on it.",
      "tags": [
        "dutyfinch",
        "data api",
        "mcp"
      ]
    }
  ],
  "x-pricing": {
    "api": "Dutyfinch API",
    "currency": "USD",
    "free": {
      "price": 0,
      "callsPerDayPerIp": 50,
      "perMinutePerIp": 20,
      "key": "none needed"
    },
    "plans": [
      {
        "id": "importer",
        "name": "Importer",
        "price": 19,
        "billing": "per month",
        "calls": 2500,
        "per": "calendar month (UTC)",
        "perMinute": 30,
        "buy": "https://dutyfinch.cybermax-tools.workers.dev/buy/importer?s=agentcard"
      },
      {
        "id": "broker",
        "name": "Broker",
        "price": 49,
        "billing": "per month",
        "calls": 7500,
        "per": "calendar month (UTC)",
        "perMinute": 60,
        "includes": "+ watch alerts on 100 codes",
        "buy": "https://dutyfinch.cybermax-tools.workers.dev/buy/broker?s=agentcard"
      },
      {
        "id": "team",
        "name": "Team",
        "price": 149,
        "billing": "per month",
        "calls": 40000,
        "per": "calendar month (UTC)",
        "perMinute": 120,
        "includes": "+ watch alerts on 100 codes",
        "buy": "https://dutyfinch.cybermax-tools.workers.dev/buy/team?s=agentcard"
      },
      {
        "id": "payg",
        "name": "Pay as you go",
        "price": 5,
        "billing": "one-time",
        "calls": 500,
        "per": "until used",
        "perMinute": 30,
        "buy": "https://dutyfinch.cybermax-tools.workers.dev/buy/payg?s=agentcard"
      },
      {
        "id": "importer-yearly",
        "name": "Importer yearly",
        "price": 190,
        "billing": "per year",
        "calls": 2500,
        "per": "calendar month (UTC)",
        "perMinute": 30,
        "buy": "https://dutyfinch.cybermax-tools.workers.dev/buy/importer-yearly?s=agentcard"
      },
      {
        "id": "broker-yearly",
        "name": "Broker yearly",
        "price": 490,
        "billing": "per year",
        "calls": 7500,
        "per": "calendar month (UTC)",
        "perMinute": 60,
        "includes": "+ watch alerts on 100 codes",
        "buy": "https://dutyfinch.cybermax-tools.workers.dev/buy/broker-yearly?s=agentcard"
      },
      {
        "id": "team-yearly",
        "name": "Team yearly",
        "price": 1490,
        "billing": "per year",
        "calls": 40000,
        "per": "calendar month (UTC)",
        "perMinute": 120,
        "includes": "+ watch alerts on 100 codes",
        "buy": "https://dutyfinch.cybermax-tools.workers.dev/buy/team-yearly?s=agentcard"
      }
    ],
    "unit": "calls",
    "howToUse": {
      "header": "x-api-key: YOUR_KEY",
      "alt": [
        "Authorization: Bearer YOUR_KEY",
        "?key=YOUR_KEY"
      ],
      "mcp": "send the key as Authorization: Bearer YOUR_KEY",
      "usage": "https://dutyfinch.cybermax-tools.workers.dev/key"
    },
    "manageKey": "https://dutyfinch.cybermax-tools.workers.dev/manage",
    "allAccess": {
      "name": "CyberMax API All-Access",
      "apis": 10,
      "url": "https://api-all-access.cybermax-tools.workers.dev/?s=agentcard-dutyfinch",
      "plans": [
        {
          "id": "all-access",
          "price": 119,
          "billing": "per month",
          "callsHere": 2500,
          "per": "calendar month (UTC)"
        },
        {
          "id": "all-access-pack",
          "price": 32,
          "billing": "one-time",
          "callsHere": 500,
          "per": "until used"
        }
      ],
      "note": "One key for every CyberMax API; Dutyfinch counts it separately."
    },
    "payments": "Stripe Checkout: card, Apple Pay, Google Pay, Link; sales tax/VAT handled by Stripe. Cancel any time at https://dutyfinch.cybermax-tools.workers.dev/manage."
  },
  "x-mcp": "https://dutyfinch.cybermax-tools.workers.dev/mcp",
  "x-openapi": "https://dutyfinch.cybermax-tools.workers.dev/openapi.json"
}