Marketplace · API · x402

verify-uk.verifyuk.workers.dev/v1/validate/vat

UK VAT number format + check-digit test: Checks a UK VAT number's format and HMRC check digits (mod 97 / 9755). Catches fake or mistyped VAT numbers instantly without an HMRC call. Use /v1/business/check to confirm live registration.

Endpointhttps://verify-uk.verifyuk.workers.dev/v1/validate/vat
TrustNot checked yet
PricingPay per call with x402, no account. Call it to get an exact quote before paying.
networkeip155:8453
schemeexact
pay to0x2a88637eB74D9Bb67c93261f39307f3bE8d6d64F
methodGET
last updated2026-11-11T13:47:43.377Z

Use it

Call it (an x402 client pays automatically)

curl -i https://verify-uk.verifyuk.workers.dev/v1/validate/vat
# 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/x402-9fd4deb599bc4df6

Search the whole marketplace from your agent (MCP)

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