{"slug":"verify-b20-token-cd83a05f","name":"Verify B20 token","summary":"Boolean verdict with reasons: is this address a real factory-issued B20 on Base? Checks the 0xB200 address prefix, ERC-20 readability, and whether the B20 feature set is activated on the registry.","status":"live","indexable":true,"listed_since":"2026-10-25T17:52:09.357568Z","sources":[{"source":"x402_bazaar","external_id":"https://agent402.tools/api/b20-verify","owner_address":"0xabf4fabd7c416fb67202e5f9002389fc75e2a9d0","seen_at":"2026-10-26T06:00:32.292691Z","removed_at":null}],"endpoints":[{"url":"https://agent402.tools/api/b20-verify","host":"agent402.tools","protocol":"x402","state":"live","last_probe_at":"2026-10-25T22:08:30.933852Z","last_ok_at":"2026-10-25T22:08:30.933852Z","tools_count":null,"tools_changed_at":null,"uptime_24h":1.0,"uptime_30d":1.0}],"also_listed_as":[{"slug":"agent402-tools-4df46169","name":"agent402.tools"}],"payment_options":[],"usage":{"source":"x402_bazaar","unique_payers_30d":3,"paid_calls_30d":7,"last_paid_at":"2026-10-20T01:52:17.748Z","reported_at":"2026-10-26T06:00:32.292691Z"},"notice":"Not affiliated with addrbook — claim or request removal."}