SiteCheck

api.sitecheck-api.workers.dev, listed since 2026-10-20 in the Coinbase Bazaar catalogue.

not claimed
valid 402 answers100%2 nightly probes, median 4,441 ms
payers, last 30 days6as the catalogue reports them
calls, last 30 days542221 listed endpoints, from USD 0.001

payTo wallets this seller lists

A payment request from api.sitecheck-api.workers.dev to any other wallet is what a swapped or injected payTo looks like. The pay guard flags it before an agent signs.

networkwalletseen
eip155:50420xa4751fcaa83c9669cfe507bb6807507729839be32026-10-20 to 2026-10-20
Base0xb8491f953e6860d3b5840b73c60883ff099ceafa2026-10-20 to 2026-10-20
SolanaJ8vnmBx4pS1X7UUBTfz1yWBKiw69Dj2yRGRHDaXBRdhR2026-10-20 to 2026-10-20
xrpl:0rDxNZCDfLxUzeMWGGwsY3sjQT8eoZCf8UJ2026-10-20 to 2026-10-20

Is this your API?

Claim this page with one signature from your payTo wallet and a token on api.sitecheck-api.workers.dev. 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 api.sitecheck-api.workers.dev

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