{
  "offer": "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.cybermaxtools.com/buy/importer?s=lead · all plans: https://dutyfinch.cybermaxtools.com/docs#pricing",
  "name": "dutyfinch",
  "title": "Dutyfinch by CyberMax",
  "version": "1.0.0",
  "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.cybermaxtools.com/buy/importer?s=lead · all plans: https://dutyfinch.cybermaxtools.com/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–China tariff reduction flag, and webhook alerts when a watched code changes. Built from official USITC and Federal Register data.",
  "transport": {
    "type": "streamable-http",
    "url": "https://dutyfinch.cybermaxtools.com/mcp"
  },
  "authentication": {
    "required": false,
    "optional": {
      "type": "bearer",
      "header": "Authorization",
      "note": "Paid API key for higher limits: https://dutyfinch.cybermaxtools.com/docs#pricing"
    }
  },
  "tools": [
    {
      "name": "lookup_hts_code",
      "title": "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–China reduction flag."
    },
    {
      "name": "search_hts",
      "title": "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."
    },
    {
      "name": "estimate_duty",
      "title": "Estimate the US duty for a shipment",
      "description": "Duty estimate for one HTS code: customs value in USD and origin country in; the HTS general rate applied (ad valorem + specific with quantity), Section 301 added for China, the preferential FTA rate when the origin qualifies, total and effective rate out. Excludes Section 232, IEEPA, AD/CVD and fees."
    },
    {
      "name": "section301_lists",
      "title": "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."
    },
    {
      "name": "china_deal_status",
      "title": "2026 US–China reduction list",
      "description": "Status of the 2026 US–China tariff reduction list (pending / notice_published / published) and, with code, whether that HTS code is on it."
    }
  ],
  "documentation": "https://dutyfinch.cybermaxtools.com/",
  "openapi": "https://dutyfinch.cybermaxtools.com/openapi.json",
  "publisher": {
    "name": "CyberMax",
    "url": "https://cybermax-tools-cybermax.static.hf.space/"
  },
  "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.cybermaxtools.com/buy/importer?s=mcpcard"
      },
      {
        "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.cybermaxtools.com/buy/broker?s=mcpcard"
      },
      {
        "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.cybermaxtools.com/buy/team?s=mcpcard"
      },
      {
        "id": "whitelabel",
        "name": "White-label",
        "price": 199,
        "billing": "per month",
        "calls": 100000,
        "per": "calendar month (UTC)",
        "perMinute": 300,
        "includes": "+ white-label licence: your brand, no CyberMax credit, resell inside your own product; branded widget kit",
        "buy": "https://dutyfinch.cybermaxtools.com/buy/whitelabel?s=mcpcard"
      },
      {
        "id": "payg",
        "name": "Pay as you go",
        "price": 5,
        "billing": "one-time",
        "calls": 500,
        "per": "until used",
        "perMinute": 30,
        "buy": "https://dutyfinch.cybermaxtools.com/buy/payg?s=mcpcard"
      },
      {
        "id": "importer-yearly",
        "name": "Importer yearly",
        "price": 190,
        "billing": "per year",
        "calls": 2500,
        "per": "calendar month (UTC)",
        "perMinute": 30,
        "buy": "https://dutyfinch.cybermaxtools.com/buy/importer-yearly?s=mcpcard"
      },
      {
        "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.cybermaxtools.com/buy/broker-yearly?s=mcpcard"
      },
      {
        "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.cybermaxtools.com/buy/team-yearly?s=mcpcard"
      },
      {
        "id": "whitelabel-yearly",
        "name": "White-label yearly",
        "price": 1990,
        "billing": "per year",
        "calls": 100000,
        "per": "calendar month (UTC)",
        "perMinute": 300,
        "includes": "+ white-label licence: your brand, no CyberMax credit, resell inside your own product; branded widget kit",
        "buy": "https://dutyfinch.cybermaxtools.com/buy/whitelabel-yearly?s=mcpcard"
      }
    ],
    "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.cybermaxtools.com/key"
    },
    "manageKey": "https://dutyfinch.cybermaxtools.com/manage",
    "allAccess": {
      "name": "CyberMax API All-Access",
      "apis": 15,
      "url": "https://api-all-access.cybermaxtools.com/?s=mcpcard-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. Prices are in USD; where your country charges VAT or sales tax, Stripe adds it at checkout and shows it before you pay. Cancel any time at https://dutyfinch.cybermaxtools.com/manage.",
    "x402": {
      "protocol": "x402",
      "versions": [
        1,
        2
      ],
      "scheme": "exact",
      "network": [
        "base",
        "eip155:8453"
      ],
      "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
      "currency": "USDC",
      "price": {
        "perCallUsd": 0.012
      },
      "payPerCallEndpoints": [
        "https://dutyfinch.cybermaxtools.com/x402/api/hts",
        "https://dutyfinch.cybermaxtools.com/x402/api/search",
        "https://dutyfinch.cybermaxtools.com/x402/api/china-deal",
        "https://dutyfinch.cybermaxtools.com/x402/api/section301",
        "https://dutyfinch.cybermaxtools.com/x402/api/watch"
      ],
      "alsoOn": "the plain endpoints answer 402 with the same terms once the free daily quota is used up (no key sent)",
      "headers": {
        "request": [
          "X-PAYMENT (v1)",
          "PAYMENT-SIGNATURE (v2)"
        ],
        "response": [
          "X-PAYMENT-RESPONSE",
          "PAYMENT-RESPONSE"
        ]
      },
      "mcp": "send the X-PAYMENT header on the /mcp POST once the free tier is used up"
    }
  }
}