Dutyfinch

dev.workers.cybermax-tools.cybermax/dutyfinch · v1.1.2

Measured by MCP Station

Last check	Reachable
Checked at	—
Check success 7 / 30 days	—
First-try success 30 days	—
Median response	—
Lookups 30 days	—
Authentication	No auth
MCP version	2025-06-18
Rank score	—
Declared risk	Read-only (all tools declare readOnlyHint)
Capabilities declared	tools
Tool definitions	4 tools · with description 100% · input schema is an object 100% · read/destructive hints 100%

US tariff API + MCP: HTS duty rates, Section 301 lists. Keys $19/mo; 50 free calls a day.

streamable-http · https://dutyfinch.cybermaxtools.com/mcp?via=mcp-registry

{
  "mcpServers": {
    "dutyfinch": {
      "url": "https://dutyfinch.cybermaxtools.com/mcp?via=mcp-registry"
    }
  }
}

lookup_hts_code
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.
search_hts
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.
section301_lists
All Section 301 China tariff headings (lists 1, 2, 3, 4A, 4B, 2024 increases, exclusions) with rates, dates and code counts.
china_deal_status
Status of the 2026 US–China tariff reduction list (pending / notice_published / published) and, with code, whether that HTS code is on it.

Repository · Website · JSON · Text for agents · Registry updated 2026-10-10