v1.0.0 — first stable release
First stable release. The tool surface (5 tools) and output shapes are now covered by semver — breaking changes to tool names, input schemas, or result fields will bump the major version.
Highlights
- 🔍
search_hs_candidates— HTS code candidates from plain product descriptions, with CBP CROSS ruling links - 🧮
calculate_tariff_scenario— MFN/FTA base rates + Chapter 99 additional duties (IEEPA / Section 301 / 232) + MPF/HMF fees - 📡
watch_tariff_changes/check_tariff_updates— watchlist HTS codes, diff rates between HTS revisions - 📚 Official USITC data, 35,000+ tariff lines (US Government public domain)
- ✅ CI: build + MCP stdio smoke test on Node 18/20/22
Install
claude mcp add tariff-resolver -- npx -y tariff-resolver
Also on the official MCP Registry as io.github.opsloft/tariff-resolver.
Not affiliated with any government agency. Estimates exclude AD/CVD — not customs, legal, or tax advice.