{"slug":"address-checksum-and-validation-a46e3395","name":"Address checksum and validation","summary":"Validates an EVM address and returns it in EIP-55 mixed-case checksum form. Catches typos before you send funds: an address that fails the checksum is almost always mistyped.","status":"live","indexable":true,"listed_since":"2026-10-25T17:50:55.284843Z","sources":[{"source":"x402_bazaar","external_id":"https://flat-rate-llm.kikoribera03.workers.dev/v1/util/address","owner_address":"0xc210ea7d5692a6401adf25bbcb7acde9cdb7e9ff","seen_at":"2026-10-26T16:29:46.846243Z","removed_at":null}],"endpoints":[{"url":"https://flat-rate-llm.kikoribera03.workers.dev/v1/util/address","host":"flat-rate-llm.kikoribera03.workers.dev","protocol":"x402","state":"live","last_probe_at":"2026-10-26T00:49:40.931691Z","last_ok_at":"2026-10-26T00:49:40.931691Z","tools_count":null,"tools_changed_at":null,"uptime_24h":1.0,"uptime_30d":1.0}],"also_listed_as":[{"slug":"flat-rate-llm-kikoribera03-workers-dev-7a40e7ab","name":"flat-rate-llm.kikoribera03.workers.dev"}],"payment_options":[],"usage":{"source":"x402_bazaar","unique_payers_30d":3,"paid_calls_30d":3,"last_paid_at":"2026-10-08T06:14:25.645Z","reported_at":"2026-10-26T16:29:46.846243Z"},"assessment":{"method":"2026.10.1","checks":[{"id":"answers","state":"pass","reason":"Answered a check 14 hours ago."},{"id":"owner","state":"fail","reason":"No one has proven control of its domain or of the wallet it is paid at."},{"id":"track_record","state":"fail","reason":"Listed for 0 days; 30 are needed."},{"id":"real_customers","state":"fail","reason":"3 different wallets paid it in 30 days, as the x402 Bazaar reports (not yet counted by addrbook); 10 are needed."},{"id":"clean_scan","state":"not_applicable","reason":"Not an MCP server."}],"passed":1,"applicable":4,"contradicted":false,"computed_at":"2026-10-26T14:51:17.257392Z"},"identity":{"endpoint_domains":["kikoribera03.workers.dev"],"proven_domains":[],"proven_wallets":[],"namesakes":[],"namesake_count":0},"replies":[],"customers":null,"scan":null,"notice":"Not affiliated with addrbook — claim or request removal."}