check_before_payingPayments & BillingCryptocurrencyWeb3 & Decentralized Techprobe402Alicense-Not gradedqualityBmaintenanceEnables agents to query probe402's public record for a route's latest payment quote, reading grade, and paid-delivery history before deciding whether to pay an x402 endpoint. Updated a month ago (2026-10-01 14:07 UTC)40 npmApache 2.0