US import duty, HTS classification and tariff changes from the Gateway Lines tariff engine.
Connect Remote server
claude mcp add --transport http tariff https://mcp.gatewaylines.com
{
"mcpServers": {
"tariff": {
"url": "https://mcp.gatewaylines.com"
}
}
}
{
"servers": {
"tariff": {
"type": "http",
"url": "https://mcp.gatewaylines.com"
}
}
}
Settings > Connectors > Add custom connector
URL: https://mcp.gatewaylines.com
Tools 3 found in our last check
landed_costCalculate US import duty and landed cost estimates. Give hts_code when you know it and this returns the calculated base duty and trade actions (Section 301, Section 232, Section 338, AD/CVD and others), estimated duty, fees and import cost. When estimate_status is partial, part…
classify_htsFind the US Harmonized Tariff Schedule classification for a product. Returns candidate HTS codes with their official descriptions and base duty rates. Use when the user wants the code itself rather than a cost. Not charged: it does not use a duty lookup.
policy_changes_sinceList US trade policy changes Gateway has published since a given date: new tariff actions, rate changes, effective dates and expirations, each with its official source. Also returns, under upcoming, earlier entries for changes announced or proposed but not yet in force. Use to a…
Details
| Endpoint | https://mcp.gatewaylines.com (Streamable HTTP) |
| First published | 14 Oct 2026 |
| Last updated | 14 Oct 2026 |
| Registry name | com.gatewaylines/tariff |
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