Hts Tariff MCP runs on your own machine — the client starts it, so there is no endpoint to ping. 269 installs a week from npm. Last commit 2 Nov 2026.
US Harmonized Tariff Schedule from the USITC: look up a tariff code, search descriptions, walk a.
Today is the operative word: we check Hts Tariff MCP every 15 minutes and re-read its code on every release. Watch it and you find out the day that stops being true.
This server runs on your own machine — install it with the package manager and the client starts it for you. Package name taken from the official registry entry.
claude mcp add hts-tariff-mcp -- npx -y @mrfentmen/hts-tariff-mcp
{
"mcpServers": {
"hts-tariff-mcp": {
"command": "npx",
"args": [
"-y",
"@mrfentmen/hts-tariff-mcp"
]
}
}
}
[mcp_servers.hts-tariff-mcp]
command = "npx"
args = ["-y", "@mrfentmen/hts-tariff-mcp"]
{
"mcpServers": {
"hts-tariff-mcp": {
"command": "npx",
"args": [
"-y",
"@mrfentmen/hts-tariff-mcp"
]
}
}
}
{
"servers": {
"hts-tariff-mcp": {
"type": "stdio",
"command": "npx",
"args": [
"-y",
"@mrfentmen/hts-tariff-mcp"
]
}
}
}
US import duty and HTS codes from the official USITC schedule, plus Section 301 China status. Free.
Look up, search, and track changes to the US Code of Federal Regulations (eCFR).
UK Integrated Online Tariff from HMRC's trade-tariff service: look up a UK commodity code, its…
Find the right US tariff code for a product and the duty rate that actually governs it.
U.S. tariffs (HTS), Schedule B codes, export statistics, party screening and FMC license checks.
Search and validate ICD-10-CM diagnosis codes from the US NLM clinical tables - keyless.
Make videos from code: check scenes frame by frame, inspect nodes, render a frame, search the docs.
UI, game and motion sound effects from a description, as a WAV and Web Audio code, named by UCS.
Answers built from our own checks of this server.