x402 Doctor

x402-doctor.fizzl.eu, listed since 2026-10-20 in the Coinbase Bazaar catalogue.

not claimed

valid 402 answers100%2 nightly probes, median 1,742 ms

payers, last 30 days5as the catalogue reports them

calls, last 30 days396 listed endpoints, from USD 0.001

payTo wallets this seller lists

A payment request from x402-doctor.fizzl.eu to any other wallet is what a swapped or injected payTo looks like. The pay guard flags it before an agent signs.

network	wallet	seen
algorand:wGHE2Pwdvd7S12BL5FaOP20EGYesN73ktiC1qzkkit8=	`LOYVFSQ6ZTS2YWUW4GQ5L6VPP2TPIOXWYDACK53CPOHQQHLDMEMKJDXAX4` also listed by 2 other sellers	2026-10-20 to 2026-10-20
Base	`0x6b0f4651ed42893ab58139938175e4a69f175f25` also listed by 5 other sellers	2026-10-20 to 2026-10-20
Solana	`ATWJ82T8nRdQwZnaysB68N5EpaSvLRsQP4h6eWmaJBH9` also listed by 5 other sellers	2026-10-20 to 2026-10-20
stellar:pubnet	`GCH2J5UAY24YNKA65MPAATVKWRCZZRZNF3JZKYYS5MIBZPG6U7WJ6CDQ` also listed by 1 other seller	2026-10-20 to 2026-10-20
xrpl:0	`r9xmBsRr8Ao7jRgjjxreMiAwGiCK2FGwqw` also listed by 2 other sellers	2026-10-20 to 2026-10-20

Shares a wallet with: ichimoku-signal.fizzl.eu, ichimoku-signal.onrender.com, presign-guard.fizzl.eu, presign-guard.onrender.com, x402-doctor.onrender.com.

Is this your API?

Claim this page with one signature from your payTo wallet and a token on x402-doctor.fizzl.eu. Free, no account. You get an email when your 402 stops answering, when a catalogue lists a wallet for your domain that you did not sign, or when a lookalike domain shows up, and agents using the pay guard see your wallet as verified by you.

Claim x402-doctor.fizzl.eu

Data: Coinbase x402 Bazaar and Circle x402 discovery catalogues, Factline nightly probes (one paid endpoint called without paying). JSON: /v1/x402/seller?origin=x402-doctor.fizzl.eu. All sellers: x402 Seller Health Index.