{"uid":"cap_X_B9xIXiKHhn_OmF0bQCy","slug":"getcontractcreation-1fc2a7e1","name":"GetContractCreation","description":"Pay-per-request access to CoinGecko, DefiLlama, Alchemy, and Etherscan APIs. No auth, no subscriptions.","url":"https://stablecrypto.dev/api/etherscan/contract/getcontractcreation","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"chainid":{"type":"number","description":"EVM chain ID (1=Ethereum, 137=Polygon, 8453=Base, etc.)"},"contractaddresses":{"type":"string","description":"Comma-separated contract addresses (max 5)"}}},"responseSchema":null,"example":{"request":{"chainid":1,"contractaddresses":"0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48"},"response":[{"txHash":"0xe7e0fe390354509cd08c9a0168536938600ddc552b3f7cb96030ebef62e75895","timestamp":"1533324504","blockNumber":"6082465","contractAddress":"0xa0b86991c6218b36c1d19d4a2e9eb0ce3606eb48","contractCreator":"0x95ba4cf87d6723ad9c0db21737d862be80e93911","contractFactory":"","creationBytecode":"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"}]},"exampleRequest":{"chainid":1,"contractaddresses":"0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48"},"tags":["x402"],"displayCostAmount":"0.01","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"settled","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.01/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_9Vj6UAqNw8uOI0x8hLyBO","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns the creator address and deployment transaction hash for one or more smart contracts on an EVM chain","exampleAgentPrompt":"Who deployed the contract at 0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48 on Ethereum mainnet (chain ID 1)? I need the creator's wallet address and the deployment transaction hash.","exampleUseCases":null,"resultDescription":"Returns the deployer/creator wallet address and the transaction hash of the contract creation transaction for each queried contract address, sourced via Etherscan on the specified EVM chain.","failureModes":["Invalid or non-existent contract address returns empty or error result","Chain ID not supported by Etherscan returns an error","More than 5 contract addresses submitted exceeds the limit","Contract address is an EOA (externally owned account), not a contract","Network timeout or Etherscan API rate limit causes failure","Malformed comma-separated address list causes parse error"],"whenToPreferThis":"Use this endpoint when you need to identify who originally deployed a smart contract and when, specifically needing the creator wallet address and deployment transaction hash on any EVM-compatible chain supported by Etherscan. Prefer this over general blockchain RPC calls when you want a clean, structured response without parsing raw transaction receipts.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T12:35:14.282Z","isFirstParty":false}