addrbookFor publishers
← Directory

x402 Doctor

x402-doctor.fizzl.eu · x402

Is this x402 endpoint safe to pay? Call it before your AI agent pays an endpoint it has not used before. Returns a go / caution / no_go verdict, the recommended payment option (network and amount) and the reasons (payment would fail, payout address on the OFAC sanctions list, over your budget, price above advertised, not HTTPS, unknown token). Never pays the endpoint. Cached 10 min. Bulk: 1000 credits for $0.80 via /api/v1/credits.
Name and description as published by x402 Bazaar

Live

Last successful check: 26 Oct 2026, 05:57 UTC.

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

Connect

https://x402-doctor.fizzl.eu/api/v1/preflight

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
  • 0x6b0f4651ed42893ab58139938175e4a69f175f25named by x402 Bazaar
Listed since

Payments

different wallets paid it, last 30 days
6
paid calls, last 30 days
23
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
x402-doctor.fizzl.eux402Live100%100%—

Also listed as

Other entries that share an endpoint with this one.