x402 pay-per-call

Screen an NFT contract for known scam, wash-trading, or malicious-approval risk signals before your agent buys, bids on, or approves it

Screen an NFT contract for known scam, wash-trading, or malicious-approval risk signals before your agent buys, bids on, or approves it. Returns risk level and risk flags plus basic collection metadata. Call before an autonomous agent interacts with an unfamiliar NFT contract.

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/nft-security

Request

  • Base URL: https://api.relayshield.net
  • URL: https://api.relayshield.net/v1/payg/nft-security
  • Auth: none required

Request body

contract_addressstring required

NFT contract address

chain_idstring

EVM chain ID (default: 1 for Ethereum)

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.