Flexport Tariff Simulator alternative: Dutyfinch
US tariff lookup API and MCP server: HTS code lookup and keyword search with official duty rates, Section 301 China list status (lists 1-4, 2024 increases, exclusions with end dates) and the 2026 US-China reduction flag; Pro adds webhook alerts when a watched code changes. Keys work on the REST API and the MCP server.
Price comparison
| Plan | Price | Included |
|---|---|---|
| Dutyfinch Free | $0, no key, no card | 50 calls/day |
| Dutyfinch Importer | $19/month | 2,500 calls/month |
| Dutyfinch Broker | $49/month | 7,500 calls/month |
| Dutyfinch Team | $149/month | 40,000 calls/month |
| Dutyfinch Pay as you go | $5 once | 500 calls, no expiry |
| Dutyfinch Importer yearly | $190/year | 2,500 calls/month |
| Dutyfinch Broker yearly | $490/year | 7,500 calls/month |
| Dutyfinch Team yearly | $1,490/year | 40,000 calls/month |
Flexport Tariff Simulator published prices on tariffs.flexport.com (2026-09-27): Free, no login (web only).
What you get with Dutyfinch
- REST API with an OpenAPI spec and a remote MCP server for AI agents; the same key works on both.
- A free daily quota with no signup, so you can test on your own data first.
- Instant key after Stripe checkout; cancel any time, no overage charges.
Flexport Tariff Simulator is a trademark of its owner; this page only compares published prices. Features differ between products, so check both before you switch.