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flow-kg4x.vercel.app · x402

Use when an agent is about to pay another agent and needs one finished answer first: should you pay this payee? PayCheck ($0.50) runs Flow's whole checker stack on the payee — payee verdict (kind, activity, contract safety), wallet approval-exposure audit, and recent USDC settlement history on Base — returning one grade (ALLOW / REVIEW / BLOCK, 0-100), a verify_status, all checks, the evidence, and a receipt. No report, no charge. Body: { payee, chain?, amountUsd? }.
Name and description as published by x402 Bazaar

Live

Last successful check: 26 Oct 2026, 04:41 UTC.

answered, last 24 hours
100%
answered, last 30 days
100%
How addrbook checks →

Connect

https://flow-kg4x.vercel.app/api/paycheck

x402: an unpaid request gets a 402 with the price and pay-to wallet. addrbook never pays.

Who's behind it

Listed by
  • x402 Bazaarlast seen UTC
Wallets named
  • 0xcf8a8350cb42a6680005ca7ff9e485bb55fa74fanamed by x402 Bazaar
Listed since

Payments

different wallets paid it, last 30 days
1
paid calls, last 30 days
2
last paid call (UTC)

As the x402 Bazaar reports, from payments Coinbase's facilitator settled. Read . addrbook has not counted these payments itself.

Its x402 endpoints have not listed a payment option addrbook could read yet.

Checks by endpoint

HostProtocolStateLast checked (UTC)Last answered (UTC)24 hours30 daysTools
flow-kg4x.vercel.appx402Live100%100%—

Also listed as

Other entries that share an endpoint with this one.