Erc721 balance x402 REST usage
How many NFTs from one collection an address holds — Genesis402 / UnyKorn Operator Network
0.003 USDC per call
per call
Erc721
55 services carry this tag in their source record. Tags come from the provider, not from us — a tag is a claim about what the service does, not proof that it does it well.
Beggar Bot x402 REST
Live x402 seller health check: fetches /.well-known/x402(.json) and the unpaid 402 challenge; reports reachable, TLS, schema OK, network, asset, payTo, price, latency. SSRF-safe, no chain reads.
0.02 USDC per call
per call
NFT Metadata Reader x402 REST
ERC721 or ERC1155 standard, collection name, symbol and tokenURI by contract and token id, read-only.
0.000648 USDC per call
per call
NFT Owner Lookup x402 REST
Current ERC721 owner by contract and token id via ownerOf, read-only.
0.000648 USDC per call
per call
NFT Owner Lookup x402 REST
Current ERC721 owner by contract and token id via ownerOf, read-only.
0.000675 USDC per call
per call
NFT Metadata Reader x402 REST
ERC721 or ERC1155 standard, collection name, symbol and tokenURI by contract and token id, read-only.
0.000675 USDC per call
per call
approvals-nft x402 REST
Standing-state audit of a wallet's live NFT operator approvals. Indexes every ApprovalForAll the address granted, filters to operators still live on-chain via isApprovedForAll, flags scam-listed, stale and canonical oper...
0.01 USDC per call
per call