{"uid":"cap_lP76QbZLH2sFIyCxLldhP","slug":"base-contract-profile-90fd8cdc","name":"Base Contract Profile","description":"Free live Base USDC contract profile. The paid $0.0044 API validates deployed bytecode and returns optional name, symbol, decimals, and ERC-721/ERC-1155 interface results.","url":"https://appearing-clinics-show-wrote.trycloudflare.com/base-contract-profile-sample","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET"],"type":"string"},"queryParams":{"type":"object","required":[],"properties":{}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"unprobed","priceSource":"registry","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"down","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"unknown","summary":"price unknown","primary":{"kind":"unknown","protocol":"x402","network":"base","amountUsd":null,"per":"call","confidence":"unknown"},"accepted":[{"kind":"unknown","protocol":"x402","network":"base","amountUsd":null,"per":"call","confidence":"unknown"}]},"paymentMethods":[{"uid":"pm_yDimgcym7sH3dyrQAPXPX","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Validates deployed bytecode on Base and returns ERC-20/ERC-721/ERC-1155 interface metadata for a given contract address","exampleAgentPrompt":"Can you look up the contract profile for the USDC contract on Base — I want to know its name, symbol, decimals, and whether it follows any NFT interface standards like ERC-721 or ERC-1155?","exampleUseCases":[{"title":"Identify token standard for DeFi integration","prompt":"I'm building a wallet and need to know if the contract at 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 on Base is an ERC-20, ERC-721, or ERC-1155 — can you pull its contract profile?"},{"title":"Verify contract deployment before transfer","prompt":"Before I send funds, can you confirm that the contract address 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 on Base actually has deployed bytecode and isn't just an empty wallet?"},{"title":"Fetch token metadata for display","prompt":"I need to display the name, symbol, and decimal places for a Base token contract — can you fetch the contract profile for 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913?"}],"resultDescription":"Returns validated bytecode confirmation and optional contract metadata fields including name, symbol, decimals, and boolean results for ERC-721 and ERC-1155 interface support for the queried Base contract address.","failureModes":["Contract address has no deployed bytecode (returns empty or error)","Address is an externally owned account (EOA), not a contract","Contract does not implement standard name/symbol/decimals view functions (returns nulls for those fields)","Invalid or malformed contract address format","Network timeout or RPC unavailability"],"whenToPreferThis":"Use this endpoint when you need to introspect a specific smart contract on the Base L2 network to determine its token standard, validate it is actually deployed, or retrieve its ERC-20 metadata (name, symbol, decimals). Prefer this over generic Ethereum endpoints when the contract is deployed on Base specifically, and over balance or transaction endpoints when your goal is contract-level metadata rather than account state.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T21:26:39.102Z","isFirstParty":false}