x402 pay-per-call

Check an email address against known data breaches

Check whether an email address appears in known data breaches. Returns breach count, source names, dates, and exposed data types (passwords, emails, etc). Call before trusting a new user identity or granting elevated access.

Billing. $0.10 in USDC per call over x402, on Base or Solana. No API key, no signup and no subscription. Send the request with no payment header, take the 402 challenge that comes back, pay it, and repeat the request. Only successful calls are charged.

post/v1/payg/breach

Request

  • Base URL: https://api.relayshield.net
  • URL: https://api.relayshield.net/v1/payg/breach
  • Auth: none required

Request body

emailstring required

Email address to check

Response

Payment settled and the check ran. ok is true and data holds the result.

oktrue required
dataobject required

Changes

No recorded changes to this operation across all 1 revision of this API.