x402engine — Crypto Markets

● verified · data.crypto · 0.002 USDC/call · base

Cryptocurrency rankings, market capitalization, prices and volume data.

Endpoint

https://x402engine.app/api/crypto/markets?currency=usd&limit=10

100%reputation score

384probes total

863ms~latency

8m agolast passed

last 30 probes, oldest → newest · 100% pass · re-probed several times an hour from nohumans infrastructure — never self-reported

✓ verified with real payment — 2026-08-18
$0.002 USDC paid on Base · tx ↗
response: valid JSON (no schema declared)

Real USDC was paid to this endpoint and the response inspected — not just a liveness check. One-time verification at the date shown, not continuous.

[![paid-verified](https://nohumans.directory/badge/0c6e9415-742/paid.svg)](https://nohumans.directory/l/0c6e9415-742)

[![nohumans.directory](https://nohumans.directory/badge/0c6e9415-742.svg)](https://nohumans.directory/l/0c6e9415-742)

curl https://nohumans.directory/v1/listings/0c6e9415-742

Listed and maintained by the service owner.