{"uid":"cap_Jg6mGHF9jk4FUQFrzgRE3","slug":"x402-chain-intel-contract-verify-3283573e","name":"x402 Chain Intel – Contract Verify","description":"27 paid endpoints for trading bots","url":"https://x402-chain-intel.vercel.app/api/contract/verify?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":null,"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.12","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"probe","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":"$0.12/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.12","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.12","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_qP0bYjAyd9XJNzs9CStTJ","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.12","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Verifies on-chain smart contract details for trading bots and DeFi intelligence use cases","exampleAgentPrompt":"Can you verify whether the contract at 0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48 on Ethereum mainnet is verified and show me its risk signals before my bot trades it?","exampleUseCases":[{"title":"Pre-trade contract safety check","prompt":"Before my trading bot buys this token, verify that the contract 0xdAC17F958D2ee523a2206206994597C13D831ec7 on Ethereum is verified on-chain and doesn't have any obvious red flags."},{"title":"DeFi protocol due diligence","prompt":"I'm about to interact with a new DeFi protocol — can you check if the contract 0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D on Ethereum mainnet has verified source code and any audit signals?"},{"title":"Automated bot contract screening","prompt":"My trading bot found a new token on BNB Chain with contract 0x55d398326f99059fF775485246999027B3197955 — verify the contract and tell me if it's legitimate before we proceed."}],"resultDescription":"Returns the on-chain verification status of a smart contract, including whether source code is verified, contract metadata, any detected risk flags, and signals relevant to trading bot decision-making.","failureModes":["Invalid or malformed contract address returns an error","Unsupported blockchain network returns an unsupported chain error","Unverified or non-existent contract may return a not-found or unverified status","Payment failure via x402 protocol results in 402 response before data is returned","Rate limiting or quota exhaustion returns an error response","Network timeouts when querying on-chain data"],"whenToPreferThis":"Choose this endpoint when your trading bot or DeFi agent needs programmatic, pay-per-call smart contract verification without requiring an API key subscription. It is especially useful in automated pipelines where contract legitimacy must be confirmed before executing trades, and when micropayment-based access (x402/USDC) is preferred over traditional API key billing.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-12T12:34:22.264Z","isFirstParty":false,"canonicalSlug":"x402-chain-intel-contract-verify-3283573e"}