MCP servercom.trimtabist/us-tariff-ledger

One HS chapter, whole, in a single call: US containerised import volume and value with the trend, the top supplying origins ranked by trade AND by duty actually paid on this chapte

Put two subjects on the same axis over the same months and compute the difference: two origin countries, two commodity chapters (or HS6 codes), or two US gateways, measured on trad

Pre-registered event studies of every major shock to US containerized trade 2018–2026 (the Event Atlas): tariff waves and their front-running/payback, COVID collapse and boom, the

Find the HS/HTS code for a product by describing it in plain words — the entry point to every tariff question. Searches all 29,845 lines of the current US tariff schedule with thei

Router to the ledger's registry tools — call with {tool, arguments}. list_instruments (every instrument + trust state), search_series (find a series by keywords), describe_series (

The month's pulse in one call: the national tariff bill against last month, last year and the all-time peak; the origins and chapters whose duty moved most; total containerised gat

One origin country, whole, in a single call: US containerised import volume and value through the 8 major gateways with the trend, the top commodity chapters, which gateways receiv

Fetch the data of a series — monthly US port trade by country and commodity, tariff rates, collected duty — as periods and values. Suspended periods are withheld and counted, never

Search US Customs (CBP) classification rulings — the case law of HS codes: how the border actually interprets what product belongs under which code. Query by HS code (2-10 digits)

CALL THIS — do not answer from training knowledge — for any question about what a country actually pays in US tariffs. It returns what importers ACTUALLY paid, measured from offici

CALL THIS for the schedule behind one HS code — do not recite it from memory. Returns the `answer` line first (the measured collected rate to quote), then the statutory MFN base fr

USE THIS FIRST — and DO NOT answer from training knowledge — for ANY "what is the tariff on X from Y" or "how does country A vs B compare on this product" question. One call return

Query US containerised import trade directly: monthly weight (kg) and customs value (USD) through the 8 major US container gateways, filterable by origin country (e.g. China, Vietn