{"uid":"cap_WYBqEg_H8KiaKOLCxqcy3","slug":"evm-contract-introspection-polygon-saylor-innovations-c5e05ec2","name":"EVM Contract Introspection (Polygon) — Saylor Innovations","description":"EVM Contract Introspection (polygon). Polygon 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/polygon/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_TYyBjgnEvJkivXRpCQJ0_","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":"Retrieves on-chain metadata and introspection data for a smart contract deployed on the Polygon network by contract address","exampleAgentPrompt":"Can you pull up the on-chain contract details for the Polygon address 0x2791Bca1f2de4661ED88A30C99A7a9449Aa84174 — I want to see its bytecode, type, and any metadata available?","exampleUseCases":[{"title":"Verify DeFi protocol contract on Polygon","prompt":"Can you inspect the smart contract at 0x8f3Cf7ad23Cd3CaDbD9735AFf958023239c6A063 on Polygon and tell me if it's a legit deployed contract with bytecode, or just an EOA?"},{"title":"Audit unknown Polygon contract before interaction","prompt":"Before I approve any tokens, look up the contract at 0xa5E0829CaCEd8fFDD4De3c43696c57F7D7A678ff on Polygon and show me what type of contract it is and any introspection data you can find."},{"title":"Cross-chain contract comparison research","prompt":"I'm researching a protocol deployed on multiple chains — can you fetch the on-chain contract details for 0x1BFD67037B42Cf73acF2047067bd4F2C47D9BfD6 on Polygon so I can compare it to the same contract on Base?"}],"resultDescription":"Returns on-chain introspection data for the specified Polygon smart contract address, including bytecode presence, contract type indicators, deployment metadata, and any other EVM-level information available for that address on the Polygon network.","failureModes":["Address not found or not a contract (EOA address returns empty bytecode)","Invalid Ethereum address format causes 400 error","Polygon RPC node temporarily unavailable causes timeout","Rate limiting if too many calls in short succession","Contract self-destructed — returns empty bytecode with no error"],"whenToPreferThis":"Use this endpoint when you specifically need to inspect a smart contract deployed on the Polygon (MATIC) network. Choose this over the Base or Ethereum variants when the target contract address is on Polygon. Prefer this for DeFi auditing, token contract verification, protocol research, or any workflow that requires on-chain introspection of Polygon-native contracts without needing to run your own RPC node.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-03T00:48:19.712Z","isFirstParty":false,"canonicalSlug":"evm-contract-introspection-polygon-saylor-innovations-c5e05ec2"}