Marketplace · API · x402

toolcall.click/t/hs/classify

Classify any product to its HS / HTS customs code from a plain-English description. Expert LLM classification grounded in the live official USITC Harmonized Tariff Schedule: returns the 10-digit HTS code, international HS6, official description path, US duty rate (general + special programs), confidence, reasoning and alternates. JSON response. $0.04 USDC per call, pay via x402, no API key.

Endpoint	`https://toolcall.click/t/hs/classify`
Trust	✓ Verified callable · 100% uptime over 1 checks · ~546 ms
Pricing	Pay per call with x402, no account. Call it to get an exact quote before paying.
network	eip155:8453
scheme	exact
pay to	0x84FA7Ea8303d4f503267e2e998A3F7D980e814a5
method	GET
last updated	2026-10-31T10:43:23.541Z

Use it

Call it (an x402 client pays automatically)

curl -i https://toolcall.click/t/hs/classify
# 402 reply -> sign PAYMENT-REQUIRED with an x402 client (e.g. @x402/fetch) -> retry with PAYMENT-SIGNATURE

This listing as JSON

curl https://aipaygen.com/v1/catalog/api/x402-2a4541251f038da8

Search the whole marketplace from your agent (MCP)

{
  "mcpServers": {
    "aipaygen": {
      "url": "https://aipaygen.com/mcp"
    }
  }
}