{"api":"v1","generated_at":"2026-09-15T19:48:56.655Z","licence":{"name":"CC BY 4.0","url":"https://creativecommons.org/licenses/by/4.0/","attribution":"TOLL, with a link to the page cited"},"page":"https://tollindex.com/e/agent-api-testnet-tim1712-workers-dev-v1-evm-contract-preflight-782ecb","pinned_page":"https://tollindex.com/e/agent-api-testnet-tim1712-workers-dev-v1-evm-contract-preflight-782ecb/at/2026-09-15T16-57Z","pinned":false,"method":"https://tollindex.com/ledger/method","snapshot_at":"2026-09-15T16:57:44.360Z","snapshot_stamp":"2026-09-15T16-57Z","endpoint":{"slug":"agent-api-testnet-tim1712-workers-dev-v1-evm-contract-preflight-782ecb","canonical_url":"https://agent-api-testnet.tim1712.workers.dev/v1/evm/contract-preflight","resource":"https://agent-api-testnet.tim1712.workers.dev/v1/evm/contract-preflight","http_method":"POST","type":"http","x402_version":2,"registries":["cdp"],"primary_registry":"cdp","curated_by_coinbase":false,"description":"Inspect a Base smart-contract address before interacting with it. Returns deterministic bytecode hash/size, EIP-1967 implementation information, ERC-20 metadata when available, and the current chain head. Read-only and does not make safety or legitimacy claims.","service_name":"Agent Miner Tools","declared_category":null,"declared_tags":["evm","smart-contract","erc20","proxy","base"],"route_template":null,"registry_updated":"2026-08-30T12:14:28.621Z"},"derived":{"note":"fields no registry supplies; TOLL derives them and marks them derived on the page","title":"evm contract preflight","category":"market-data","first_observed_by_toll":"2026-09-10T19:08:24.178Z","last_observed_by_toll":"2026-09-15T16:57:44.360Z","observation_began":"2026-09-10"},"presence":{"listed_now":true,"first_absent_at":null,"delisting_confirmed_at":null,"events":[{"registry":"cdp","at":"2026-09-10T19:08:24.178Z","event":"listed"}]},"accepts":[{"registry":"cdp","ordinal":0,"network":"eip155:84532","asset":"0x036cbd53842c5426634e7929541ec2318f3dcf7e","asset_name":"USDC","symbol":"USDC","decimals":6,"amount_display":"0.005 USDC","amount_units":0.005,"decimals_known":true,"pay_to":"0x5229384BD502D85aa7EcA0A31B515E5E48d3910F","scheme":"exact"}],"counters":{"observed_at":"2026-09-15T16:57:44.360Z","calls_30d":1,"unique_payers_30d":1,"last_called_at":"2026-08-30T12:14:28.297Z"},"validation":{"latest":{"observed_at":"2026-09-15T05:34:23.709Z","state":"pass","failed_checks":[],"endpoint_http_status":402,"run_id":"daily-2026-09-15"},"uptime":[{"days":7,"observed":5,"passed":5,"ratio":1},{"days":30,"observed":5,"passed":5,"ratio":1},{"days":90,"observed":5,"passed":5,"ratio":1}],"history_90d":[{"observed_at":"2026-09-15T05:34:23.709Z","state":"pass","failed_checks":[],"run_id":"daily-2026-09-15","state_changed":false},{"observed_at":"2026-09-14T05:07:48.769Z","state":"pass","failed_checks":[],"run_id":"daily-2026-09-14","state_changed":false},{"observed_at":"2026-09-13T05:04:03.339Z","state":"pass","failed_checks":[],"run_id":"daily-2026-09-13","state_changed":false},{"observed_at":"2026-09-12T07:20:10.151Z","state":"pass","failed_checks":[],"run_id":"daily-2026-09-12","state_changed":false},{"observed_at":"2026-09-11T11:02:04.232Z","state":"pass","failed_checks":[],"run_id":"daily-2026-09-11","state_changed":true}]},"seller":{"wallet":"0x5229384BD502D85aa7EcA0A31B515E5E48d3910F","page":"https://tollindex.com/seller/0x5229384BD502D85aa7EcA0A31B515E5E48d3910F","endpoints":11,"hosts":2},"reports":0,"registry_record":{"cdp":[{"tags":["evm","smart-contract","erc20","proxy","base"],"type":"http","accepts":[{"asset":"0x036CbD53842c5426634e7929541eC2318f3dCF7e","extra":{"name":"USDC","version":"2"},"payTo":"0x5229384BD502D85aa7EcA0A31B515E5E48d3910F","amount":"5000","scheme":"exact","network":"eip155:84532","maxTimeoutSeconds":300}],"quality":{"lastCalledAt":"2026-08-30T12:14:28.297Z","l30DaysTotalCalls":1,"l30DaysUniquePayers":1},"resource":"https://agent-api-testnet.tim1712.workers.dev/v1/evm/contract-preflight","extensions":{"bazaar":{"info":{"input":{"body":{"address":"0x036CbD53842c5426634e7929541eC2318f3dCF7e"},"type":"http","method":"POST","bodyType":"json"},"output":{"type":"json","example":{"chain":{"blockNumber":25000000,"headTimestamp":"2026-08-30T10:00:00.000Z","headAgeSeconds":2},"proxy":{"type":"eip1967","detected":true,"implementation":"0xd74cc5d436923b8ba2c179b4bCA2841D8A52C5B5"},"token":{"name":"USDC","symbol":"USDC","decimals":6,"erc20Like":true,"totalSupply":"1000000000000"},"address":"0x036CbD53842c5426634e7929541eC2318f3dCF7e","chainId":84532,"network":"base-sepolia","codeHash":"0x8e8f23e7f585953f9438e890f6f2c7f4287fef3a543aa48a8f6f547e840f5a87","checkedAt":"2026-08-30T10:00:02.000Z","isContract":true,"codeSizeBytes":492}}},"schema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method","bodyType","body"],"properties":{"body":{"type":"object","required":["address"],"properties":{"address":{"type":"string","pattern":"^0x[0-9a-fA-F]{40}$"}},"additionalProperties":false},"type":{"type":"string","const":"http"},"method":{"enum":["POST"],"type":"string"},"bodyType":{"enum":["json","form-data","text"],"type":"string"}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object","required":["network","chainId","address","isContract","codeSizeBytes","codeHash","proxy","token","chain","checkedAt"],"properties":{"chain":{"type":"object","required":["blockNumber","headTimestamp","headAgeSeconds"],"properties":{"blockNumber":{"type":"integer","minimum":0},"headTimestamp":{"type":"string"},"headAgeSeconds":{"type":"integer","minimum":0}},"additionalProperties":false},"proxy":{"type":"object","required":["detected","type","implementation"],"properties":{"type":{"anyOf":[{"type":"string","const":"eip1967"},{"type":"null"}]},"detected":{"type":"boolean"},"implementation":{"anyOf":[{"type":"string","pattern":"^0x[0-9a-fA-F]{40}$"},{"type":"null"}]}},"additionalProperties":false},"token":{"anyOf":[{"type":"object","required":["erc20Like","name","symbol","decimals","totalSupply"],"properties":{"name":{"anyOf":[{"type":"string"},{"type":"null"}]},"symbol":{"anyOf":[{"type":"string"},{"type":"null"}]},"decimals":{"anyOf":[{"type":"integer","maximum":255,"minimum":0},{"type":"null"}]},"erc20Like":{"type":"boolean"},"totalSupply":{"anyOf":[{"type":"string","pattern":"^\\d+$"},{"type":"null"}]}},"additionalProperties":false},{"type":"null"}]},"address":{"type":"string","pattern":"^0x[0-9a-fA-F]{40}$"},"chainId":{"type":"number","const":84532},"network":{"type":"string","const":"base-sepolia"},"codeHash":{"anyOf":[{"type":"string","pattern":"^0x[0-9a-fA-F]{64}$"},{"type":"null"}]},"checkedAt":{"type":"string"},"isContract":{"type":"boolean"},"codeSizeBytes":{"anyOf":[{"type":"integer","minimum":0},{"type":"null"}]}},"additionalProperties":false}}}}}}},"description":"Inspect a Base smart-contract address before interacting with it. Returns deterministic bytecode hash/size, EIP-1967 implementation information, ERC-20 metadata when available, and the current chain head. Read-only and does not make safety or legitimacy claims.","lastUpdated":"2026-08-30T12:14:28.621Z","serviceName":"Agent Miner Tools","x402Version":2}]}}