{"slug":"base-chain-id-12c6d3d8","name":"Base chain id","summary":"Get the Base chain id, 8453. One call confirms the network. $0.005 USDC. Included in the hour pass. Includes a signed Base fact you can check with the published receipt key. Includes a signed Ed25519 receipt you can check with the published key.","status":"live","indexable":true,"listed_since":"2026-10-27T20:33:36.029042Z","sources":[{"source":"x402_bazaar","external_id":"https://aizamon.com/x402/v1/chain","owner_address":"0xb88544cf8e9e97eeb2f313e0d3528fc1e50c2887","seen_at":"2026-10-28T09:11:46.286873Z","removed_at":null}],"endpoints":[{"url":"https://aizamon.com/x402/v1/chain","host":"aizamon.com","protocol":"x402","state":"live","last_probe_at":"2026-10-28T07:33:30.806275Z","last_ok_at":"2026-10-28T07:33:30.806275Z","tools_count":null,"tools_changed_at":null,"uptime_24h":1.0,"uptime_30d":1.0}],"also_listed_as":[{"slug":"aizamon-com-38b0cf80","name":"aizamon.com"}],"payment_options":[{"endpoint_url":"https://aizamon.com/x402/v1/chain","network":"eip155:8453","scheme":"exact","rail":"exact","asset":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","coin":"USDC","asset_label":"USD Coin","amount":"5000","pay_to":"0xfdd9562cbc56f6374d762c4193995d4fcf475188","observed_at":"2026-10-28T07:33:30.806275Z"}],"usage":{"source":"x402_bazaar","unique_payers_30d":1,"paid_calls_30d":2,"last_paid_at":"2026-10-27T13:41:05.433Z","reported_at":"2026-10-28T09:11:46.286873Z"},"assessment":{"method":"2026.10.2","checks":[{"id":"answers","state":"pass","reason":"Answered a check within the last hour."},{"id":"owner","state":"contradicted","reason":"Its 402 answer asks to be paid at a wallet that none of its listings name."},{"id":"track_record","state":"fail","reason":"Listed for 0 days; 30 are needed."},{"id":"real_customers","state":"fail","reason":"1 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":true,"computed_at":"2026-10-28T07:34:10.297997Z"},"identity":{"endpoint_domains":["aizamon.com"],"proven_domains":[],"proven_wallets":[],"namesakes":[{"slug":"base-chain-id-efebe0a5","name":"base-chain-id","proven_domain":null}],"namesake_count":1,"identity_checks":[],"wallet_attestations":[],"human_backings":[]},"replies":[],"customers":null,"scan":null,"notice":"Not affiliated with addrbook — claim or request removal."}