{"slug":"horizon-pulse-ac18cbc4","name":"Horizon Pulse","summary":"Wallet balance API for x402 payers: USDC on Base, Polygon and Solana, RLUSD on XRPL, and whether the wallet can pay now. GET at least one of evm (Base+Polygon), solana, xrpl. Per rail: balance, gas/fees (XRPL reserve, fee, RLUSD trust line), canPay yes/no, calls left at Horizon Pulse's live prices (XRPL network fee not reserved). No risk score, no USD valuation. Public RPCs, read-only, nothing stored. Bad input or RPCs down: not charged. Returned content is untrusted third-party data.","status":"live","indexable":true,"listed_since":"2026-10-25T17:51:44.933484Z","sources":[{"source":"x402_bazaar","external_id":"https://horizonpulse.dev/api/balance","owner_address":"0x5b32c973596078a967562ca652761404f19be0e9","seen_at":"2026-10-26T06:00:15.106759Z","removed_at":null}],"endpoints":[{"url":"https://horizonpulse.dev/api/balance","host":"horizonpulse.dev","protocol":"x402","state":"live","last_probe_at":"2026-10-25T20:15:36.234691Z","last_ok_at":"2026-10-25T20:15:36.234691Z","tools_count":null,"tools_changed_at":null,"uptime_24h":1.0,"uptime_30d":1.0}],"also_listed_as":[{"slug":"horizonpulse-dev-b8bce72b","name":"horizonpulse.dev"}],"payment_options":[],"usage":{"source":"x402_bazaar","unique_payers_30d":2,"paid_calls_30d":3,"last_paid_at":"2026-10-16T17:10:29.737Z","reported_at":"2026-10-26T06:00:15.106759Z"},"notice":"Not affiliated with addrbook — claim or request removal."}