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Payment verification for x402: verify a USDC transaction on Base — did this payment really settle, and did it pay the right address the right amount? Send a tx hash (or x402 authorization): confirmations, real-USDC trans...
Did this USDC payment settle, and who funded this wallet (the payer)? Deep Base verification: confirmations, payTo/amount match, fake-token and lookalike warnings, plus the payer's FULL inbound USDC history (no window),...
Did this USDC payment settle, and what is the payer's funding source? Deep Base verification: confirmations, payTo/amount match, fake-token and lookalike warnings, plus the payer's inbound USDC funding history from an in...
x402-preflight: confirm your wallet can transact, and see your balance, in one certified call. Pay $0.01 USDC on Base, get a signed on-chain-anchored receipt. The safe first transaction before you ship real volume.
Payment verification for x402: verify a USDC transaction on Base — did this payment really settle, and did it pay the right address the right amount? Send a tx hash (or x402 authorization): confirmations, real-USDC trans...
Did that X1 payment actually land? Pass ?sig=<signature> and optionally ?to=<wallet>, ?mint=<token> and ?expect=0.5 to get the payer, how much reached that w...
Base transaction status. Look up any transaction on Base by hash: whether it succeeded, reverted or is still pending, sender and receiver, ETH value, called method id, block number and time, number of confirmations, gas...
Verify a USDC payment on Base: tx succeeded, USDC sent to the expected recipient (and from the expected sender), at least min_amount, enough confirmations. Returns verdict + decoded transfers. Unknown tx = not charged.
Payment verification on Ethereum, Base, Arc or BNB Chain: did this transaction really pay this address? Pass ?hash=&to= (and optionally &token=&min=) and get every ERC20 transfer that reached the address, the totals per...
Read-only native Circle USDC transfers across six EVM chains and Solana.