{"slug":"sendcheck-40597aad","name":"sendcheck","summary":"SendCheck: pre-send verification of any EVM address on one chain (EIP-55 checksum, wallet-vs-contract, outgoing activity, balances, verdict). POST {address, chain}","status":"live","indexable":true,"listed_since":"2026-10-25T17:50:17.895574Z","sources":[{"source":"x402_bazaar","external_id":"https://api.pennyforge.org/check","owner_address":"0x9504a5939ab5be2b2b1f8bea7d7ebeccd96c485d","seen_at":"2026-10-26T05:59:11.239006Z","removed_at":null}],"endpoints":[{"url":"https://api.pennyforge.org/check","host":"api.pennyforge.org","protocol":"x402","state":"live","last_probe_at":"2026-10-25T19:21:21.536330Z","last_ok_at":"2026-10-25T19:21:21.536330Z","tools_count":null,"tools_changed_at":null,"uptime_24h":1.0,"uptime_30d":1.0}],"also_listed_as":[{"slug":"api-pennyforge-org-23877571","name":"api.pennyforge.org"}],"payment_options":[],"usage":{"source":"x402_bazaar","unique_payers_30d":4,"paid_calls_30d":4,"last_paid_at":"2026-10-24T01:50:06.501Z","reported_at":"2026-10-26T05:59:11.239006Z"},"notice":"Not affiliated with addrbook — claim or request removal."}