Task

Addresses

5 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.

Crypto Address Validator x402 REST usage

Crypto address validator: identify which blockchain an address belongs to and validate its encoding: EVM EIP-55 checksum, Bitcoin base58check and bech32/bech32m with witness version, Solana base58 and on-curve check, Cos...

api.duoleads.com Crypto & Payments 4 calls / 30d checked 2026-10-26

0.05 USDC per call per call

Geocode Spanish addresses x402 REST usage

Turn a Spanish address, street, town or place into coordinates with the official CartoCiudad geocoder (IGN): normalized address, municipality and INE code, province, region, postcode and lat/lon.

api.vextorium.com Geo & Maps 5 calls / 30d checked 2026-10-26

0.003 USDC per call per call

Reverse geocode in Spain x402 REST usage

Nearest address to coordinates in Spain with the official CartoCiudad reverse geocoder (IGN): street and number, postcode, municipality, INE code, province, region and cadastral reference.

api.vextorium.com Geo & Maps 4 calls / 30d checked 2026-10-26

0.003 USDC per call per call

402rpc x402 REST usage

Ethereum mainnet JSON-RPC from an independently operated full node. One call per payment, no account or API key. Serves eth_, net_ and web3_ methods. Blocks, transactions, receipts and logs from the Merge (block 15537394...

402rpc.com Crypto & Payments 7 calls / 30d checked 2026-10-26

0.001 USDC per call per call

PontoFato x402 REST usage

Company lookup for CNPJ 00000000000191: registry, sanctions, tax standing and address. One payment for this call.

pontofato.com Geo & Maps 3 calls / 30d checked 2026-10-26

0.002 USDC per call per call

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