{"uid":"cap_QiqxeehlYqxIEEb1_9gMq","slug":"omnichain-pre-trade-contract-token-verifier-6b1a5d76","name":"Omnichain Pre-Trade Contract & Token Verifier","description":"7-chain pre-trade smart contract bytecode, SPL/Token-2022 authority & multi-DEX liquidity risk oracle across Base (8453), Solana, Ethereum (1), Arbitrum (42161), Optimism (10), Polygon (137), and BNB Smart Chain (56). Instant x402 v2 settlement in Base USDC or BSC USDC.","url":"https://piggybank.loth2023ys.workers.dev/v1/governance-audit?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"input":{"type":"object","required":["address"],"properties":{"ref":{"type":"string","description":"Optional 0x partner wallet for 20% CREATE2 revenue share."},"chain":{"type":"string","default":"auto","description":"Target chain slug or numeric chainId (default: auto)."},"address":{"type":"string","description":"Target 0x EVM token address or Base58 Solana mint address."}}},"output":{"type":"object"}},"responseSchema":{"type":"json","example":{"burnedPct":50.12,"ownerAddress":"0x0000000000000000000000000000000000000000","circulatingPct":49.88,"ownershipRenounced":true}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.1","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":"$0.1/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.1","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.1","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_WeWHZmLNe5O5TpplDeYl3","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.1","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Checks smart contract ownership renouncement, token burn percentage, and circulating supply across 7 blockchains before a trade, functioning as a pre-trade safety oracle.","exampleAgentPrompt":"Before I swap into this token at 0x1234...abcd on Base (chain 8453), can you verify whether ownership has been renounced and tell me what percentage of supply has been burned?","exampleUseCases":[{"title":"Rug pull check before DEX swap","prompt":"I'm about to buy this token on Uniswap on Ethereum — contract is 0xAbCd...1234. Can you check if ownership is renounced and how much of the supply is burned before I put money in?"},{"title":"Solana SPL token authority audit","prompt":"I found a new SPL token on Solana I want to trade. Can you audit the token authority — is it renounced, and what's the circulating vs burned split?"},{"title":"Multi-chain portfolio safety scan","prompt":"I hold tokens on Arbitrum and Polygon and I want to know if any of the contracts still have active owners — can you check ownership renouncement and burn percentage for contract 0x5678...ef on Arbitrum chain 42161?"}],"resultDescription":"Returns a JSON object with: burnedPct (percentage of token supply that has been burned), ownerAddress (current owner address, zeroed if renounced), circulatingPct (percentage of supply in circulation), and ownershipRenounced (boolean indicating whether the contract owner is the zero address).","failureModes":["Unsupported chain ID returns an error or empty result","Invalid or non-existent contract address returns no data","RPC node timeouts on congested chains may delay or fail response","Token with non-standard ownership patterns may return inaccurate ownershipRenounced flag","Payment failure via x402 protocol blocks the request"],"whenToPreferThis":"Choose this endpoint when you need a fast, cheap ($0.01 USDC) pre-trade safety check spanning ownership renouncement and token burn data across 7 chains simultaneously, especially when operating on Base, Solana, Arbitrum, Optimism, Polygon, or BNB Smart Chain and needing a unified oracle rather than querying each chain's explorer separately.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-23T12:34:00.399Z","isFirstParty":false,"canonicalSlug":"omnichain-pre-trade-contract-token-verifier-7f77a306"}