Task

Address Verification

4 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.

sendcheck x402 REST usage

SendCheck: pre-send verification of any EVM address on one chain (EIP-55 checksum, wallet-vs-contract, outgoing activity, balances, verdict). POST {address, chain}

sendcheck-x402.pennyforge.workers.dev Crypto & Payments 6 calls / 30d checked 2026-10-25

0.01 USDC per call per call

sendcheck x402 REST usage

SendCheck: pre-send verification of any EVM address on one chain (EIP-55 checksum, wallet-vs-contract, outgoing activity, balances, verdict). POST {address, chain}

sendcheck-x402.pennyforgeorg.workers.dev Crypto & Payments 5 calls / 30d checked 2026-10-25

0.01 USDC per call per call

sendcheck x402 REST usage

SendCheck: pre-send verification of any EVM address on one chain (EIP-55 checksum, wallet-vs-contract, outgoing activity, balances, verdict). POST {address, chain}

api.pennyforge.org Crypto & Payments 4 calls / 30d checked 2026-10-25

0.01 USDC per call per call

Factline x402 REST usage

Currency exchange rates and FX conversion, official ECB reference rates for USD, EUR, GBP, JPY and 25 more. Use to convert an amount between currencies with an official, citable rate: the European Central Bank's referenc...

factline.dev Data & Finance 3 calls / 30d checked 2026-10-25

0.001 USDC per call per call

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