{"uid":"cap_mK6fVUIjfvgumtHyZrn6M","slug":"saylor-innovations-evm-contract-introspection-arbitrum-4d0b91be","name":"Saylor Innovations EVM Contract Introspection (Arbitrum)","description":"EVM Contract Introspection (arbitrum). Arbitrum contract introspection: contract vs wallet (incl. EIP-7702 delegation), bytecode size, proxy detection (EIP-1967 and legacy OpenZeppelin slots) and ERC-20 name, symbol, decimals, total supply.","url":"https://saylorinnovations.com/api/evm/arbitrum/contract/:address?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":null,"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.003","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"registry","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":"$0.003/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.003","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.003","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_eZ5SKt3WzM71wDnnDspa1","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.003","costPer":"request","priority":0,"asset":null,"unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Fetches on-chain contract data for a given Arbitrum address, providing smart contract introspection details from the Arbitrum network.","exampleAgentPrompt":"Can you pull up the on-chain contract details for the Arbitrum address 0x912CE59144191C1204E64559FE8253a0e49E6548 — I want to inspect what's deployed there?","exampleUseCases":[{"title":"DeFi protocol contract verification","prompt":"Can you introspect the Arbitrum contract at 0xFF970A61A04b1cA14834A43f5dE4533eBDDB5CC8 so I can verify it's the USDC token contract and see its on-chain metadata?"},{"title":"Smart contract audit pre-check","prompt":"Before we do an audit, can you fetch the on-chain data for the contract deployed at 0x11111112542D85B3EF69AE05771c2dCCff4fAa26 on Arbitrum so we know what we're dealing with?"},{"title":"Unknown address classification","prompt":"I found this Arbitrum address 0x1b02dA8Cb0d097eB8D57A175b88c7D8b47997506 in a transaction — can you check if it's a smart contract and get its details from the chain?"}],"resultDescription":"Returns on-chain contract introspection data for the specified Arbitrum EVM address, which may include contract bytecode, ABI, deployment details, contract type, and other metadata retrievable from the Arbitrum network for that address.","failureModes":["Invalid or malformed contract address returns an error response","Address is an EOA (externally owned account) rather than a contract, returning empty or minimal data","Contract not deployed on Arbitrum network returns not-found response","Network or RPC node connectivity issues may cause timeouts","Rate limiting if called too frequently"],"whenToPreferThis":"Choose this endpoint when you specifically need smart contract introspection data on the Arbitrum (L2) network and want a simple pay-per-call REST API without managing your own Arbitrum RPC node or Etherscan API keys. Prefer it over direct RPC calls when you want a managed, metered service with x402 micropayment support.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-02T03:54:15.811Z","isFirstParty":false,"canonicalSlug":"saylor-innovations-evm-contract-introspection-arbitrum-4d0b91be"}