Discover / dutyfinch.cybermaxtools.com

Dutyfinch API by CyberMax

Not checked

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. Pay per call: $0.012 USDC per call on Base, no account or API key (x402, PayAI facilitator).

Checks
Not checked
In our index since
27 Oct 2026

Endpoint

curl -i https://dutyfinch.cybermaxtools.com
# 402 Payment Required: pay with an x402 client (USDC on Base),
# then send the same request again with the payment attached.

Agents can find it through the Superstables MCP server and JSON API: GET /api/v1/services/dutyfinch.cybermaxtools.com

Questions

What payment terms does Dutyfinch API by CyberMax advertise?

The listing advertises x402, Base and USDC. Check the seller's current payment challenge and authentication requirements before paying.

Where is Dutyfinch API by CyberMax listed?

In x402-list.com. Superstables first indexed it on 27 Oct 2026.

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