Marketplace · API · x402

api.jpverify.com/v1/jp/invoice-registrations/verify

Japanese qualified-invoice verification. Keywords: T-number validation, qualified invoice, 適格請求書, インボイス登録番号, T番号. Validate a T+13 digit registration number against Japan's NTA registry and return registered, cancelled, or not-found status, corporate number, and dates. / T+13桁の適格請求書登録番号を国税庁データと照合し、登録・取消・未検出の状態、法人番号、日付を返します。

Endpointhttps://api.jpverify.com/v1/jp/invoice-registrations/verify
TrustNot checked yet
PricingPay per call with x402, no account. Call it to get an exact quote before paying.
networkeip155:8453
schemeexact
pay to0xe4A4E5B226bE71e7b6eD523bc7a91089c770572F
methodPOST
last updated2026-11-13T12:50:07.66Z

Use it

Call it (an x402 client pays automatically)

curl -i https://api.jpverify.com/v1/jp/invoice-registrations/verify
# 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-d965839feff663d8

Search the whole marketplace from your agent (MCP)

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

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