Dutyfinch
US tariff API + MCP: HTS duty rates, Section 301 lists. Keys $19/mo; 50 free calls a day.
我該用這個嗎
品質與安全性
根據工具定義與協定合規性的自動化分析。
上下文成本
這是每次將伺服器的工具載入模型上下文時所消耗的約略 token 數量。數量越高，可用於其他工作的注意力就越少。
安裝
一鍵安裝
將以下內容加入你的 `claude_desktop_config.json` 檔案：
{
"mcpServers": {
"dutyfinch": {
"url": "https://dutyfinch.cybermax-tools.workers.dev/mcp?via=mcp-registry"
}
}
}遠端端點
https://dutyfinch.cybermax-tools.workers.dev/mcp?via=mcp-registrystreamable-http它能做什麼
工具清單
工具（4）
🟢lookup_hts_code(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.
輸入結構描述
{
"type": "object",
"properties": {
"code": {
"type": "string",
"description": "HTS code, e.g. 8516.60.40 or 9503000013"
}
},
"required": [
"code"
]
}🟢search_hts(q, limit)
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.
輸入結構描述
{
"type": "object",
"properties": {
"q": {
"type": "string"
},
"limit": {
"type": "integer",
"minimum": 1,
"maximum": 25,
"default": 10
}
},
"required": [
"q"
]
}🟢section301_lists
All Section 301 China tariff headings (lists 1, 2, 3, 4A, 4B, 2024 increases, exclusions) with rates, dates and code counts.
輸入結構描述
{
"type": "object",
"properties": {}
}🟢china_deal_status(code)
Status of the 2026 US–China tariff reduction list (pending / notice_published / published) and, with code, whether that HTS code is on it.
輸入結構描述
{
"type": "object",
"properties": {
"code": {
"type": "string"
}
}
}社群
證據