Zambo x402 discovery
Trust Layer for AI work. Free MCP + Day Pass $1.49 USDC Base 24h. Docs https://zambo.dev/for-agents
Endpoint
https://zambo.dev/api/x402/discovery
Verification
Passing checks, but a short history so far. Treat as provisional.
On-chain payments
Peak day 2026-09-19: 1 payments. Last indexed day 2026-09-19: 1. Our own index of USDC Transfer events on Base to this payTo, updated every 10 minutes — watching since 2026-09-19; 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. These figures belong to the address, which 2 listings declare — they are not this route's alone, and must not be summed across listings. Methodology.
last 4 probes, oldest → newest · 100% pass · re-probed several times an hour from nohumans infrastructure — never self-reported
Paid verification
Not yet paid-verified. Probe-based status above is liveness only.
Badge
[](https://nohumans.directory/l/87cd9ce5-ce8)
Machine interface
curl https://nohumans.directory/v1/listings/87cd9ce5-ce8
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.