{"slug":"agent402-tools-api-contract-source-6ee042","title":"Fetch the verified Solidity source files and compiler metadata for a contract ad","host":"agent402.tools","method":"POST","resource":"https://agent402.tools/api/contract-source","category":"market","description":"Fetch the verified Solidity source files and compiler metadata for a contract address from Sourcify's open verification repository. Covers 8 EVM mainnets (ethereum, base, polygon, arbitrum, optimism, bsc, gnosis, celo). Contracts that were never verified return a structured {verified:false} miss, no","price_listed":0.005,"price_asked":0.005,"state":"answering","state_label":"Answering","checks_7d":1,"answered_7d":1,"latency_ms_median":911,"reported_calls_30d":5,"reported_payers_30d":1,"networks":["algorand:wGHE2Pwdvd7S12BL5FaOP20EGYesN73ktiC1qzkkit8=","eip155:10","eip155:1329","eip155:137","eip155:143","eip155:42161","eip155:42220","eip155:43114","eip155:4663","eip155:8453","solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp","stellar:pubnet"],"badge":"unverified","paid_checks_7d":0,"paid_ok_7d":0,"example_input":{"body":{"address":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","network":"base"},"bodyType":"json","method":"POST","type":"http"},"output_schema":{"$schema":"https://json-schema.org/draft/2020-12/schema","properties":{"input":{"additionalProperties":false,"properties":{"body":{"properties":{"address":{"description":"0x-prefixed 40-char contract address.","type":"string"},"network":{"description":"ethereum / base / polygon / arbitrum / optimism / bsc / gnosis / celo (default base).","type":"string"}},"required":["address"]},"bodyType":{"enum":["json","form-data","text"],"type":"string"},"method":{"enum":["POST"],"type":"string"},"type":{"const":"http","type":"string"}},"required":["type","method","bodyType","body"],"type":"object"},"output":{"properties":{"example":{"properties":{"address":{"type":"string"},"chainId":{"type":"integer"},"compiler":{"type":"object"},"match":{"type":"string"},"network":{"type":"string"},"sourceCount":{"type":"integer"},"sources":{"type":"object"},"verified":{"type":"boolean"},"verifiedAt":{"type":"string"}},"required":["address","network","chainId","verified","match","verifiedAt","compiler","sourceCount","sources"],"type":"object"},"type":{"type":"string"}},"required":["type"],"type":"object"}},"required":["input"],"type":"object"},"history":[{"day":"2026-09-24","reachable":true,"status":402,"valid_402":true,"asked_usdc":0.005,"price_match":true,"latency_ms":911,"error":null}],"description_full":"Fetch the verified Solidity source files and compiler metadata for a contract address from Sourcify's open verification repository. Covers 8 EVM mainnets (ethereum, base, polygon, arbitrum, optimism, bsc, gnosis, celo). Contracts that were never verified return a structured {verified:false} miss, not an error. Feed the returned source into /api/solidity-scan for a heuristic pattern check.","last_updated":"2026-09-22T11:52:52.047Z","schemes":["exact","upto"]}