ChainVerdict
Pre-payment checks for agents: token safety and wallet risk on Base, on-chain payment verification, IBAN/VAT/BIC/LEI/ISIN validation, TLS and email posture. Signed answers with evidence and limits.
20 endpoints · $0.001–$0.1Alexander Balieu
2 APIs · 25 endpoints · Base network · x402 protocol
Live APIs
x402pulse
Independent uptime and quality monitoring of third-party x402 endpoints: live verdicts, rankings, signed attestations, a bulk feed, and a daily archive timestamped into Bitcoin via OpenTimestamps.
5 endpoints · $0.03–$0.5