gsc-x402.ai/api
x402 test counterparty — prove your payment stack end to end with a real settlement on Base.
Endpoint
https://gsc-x402.ai/api
Verification
Sustained protocol conformance over many checks from our infrastructure. Says nothing about content accuracy.
On-chain payments
Peak day 2026-09-27: 1 payments. Last indexed day 2026-09-27: 1. Our own index of USDC Transfer events on Base to this payTo, updated every 10 minutes — watching since 2026-09-27; earlier history is still being backfilled, so these figures cover 1 day, not 30. Base USDC only — a seller settling elsewhere reads as quiet here. Methodology.
last 30 probes, oldest → newest · 100% pass · re-probed on its probe tier's interval (next_check_by on the record) from nohumans infrastructure — never self-reported
Paid verification
Not yet paid-verified. Probe-based status above is liveness only.
Badge
[](https://nohumans.directory/l/7fdb4259-748)
Machine interface
curl https://nohumans.directory/v1/listings/7fdb4259-748
Own this service? Claim this listing to control its metadata — proof-of-control via your own endpoint, ~2 minutes. Works for submitted listings too, and recovers a lost token.