{"uid":"cap_h3kHVzhi_7Cxld1mdDtuK","slug":"vextorium-nft-collection-on-chain-profile-9f1b2db4","name":"Vextorium NFT Collection On-Chain Profile","description":"On-chain profile of an NFT collection (ERC-721/1155): name, symbol, total supply, contract owner/admin, royalties (ERC-2981) and standard, read directly from the contract on Base, Ethereum, Arbitrum, Optimism or Polygon.","url":"https://api.vextorium.com/nft-coleccion-pago?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"red":{"enum":["base","ethereum","arbitrum","optimism","polygon"],"type":"string"},"contrato":{"type":"string"}}},"responseSchema":{"type":"json","example":{"red":"ethereum","nombre":"BoredApeYachtClub","simbolo":"BAYC","contrato":"0xBC4CA0EdA7647A8aB7C2061c2E118A18a936f13D","estandar":"ERC-721","suministro":10000,"propietario_contrato":"0x0000000000000000000000000000000000000000"}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.004","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":"$0.004/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.004","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.004","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_e0OKozhCVPXmK9r6LoEAB","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.004","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Fetches on-chain metadata for an NFT collection (ERC-721/1155) including name, symbol, total supply, owner, royalties, and standard from Base, Ethereum, Arbitrum, Optimism, or Polygon.","exampleAgentPrompt":"What are the on-chain details for the Bored Ape Yacht Club NFT collection at contract 0xBC4CA0EdA7647A8aB7C2061c2E118A18a936f13D on Ethereum — I want to know the name, symbol, total supply, owner, and whether it uses ERC-721 or ERC-1155?","exampleUseCases":[{"title":"Verify NFT collection authenticity","prompt":"Can you pull the on-chain profile for the NFT contract 0xBC4CA0EdA7647A8aB7C2061c2E118A18a936f13D on Ethereum and tell me the official collection name, symbol, and who owns the contract?"},{"title":"Check NFT royalty configuration","prompt":"I need to know the royalty info and NFT standard for the collection at 0x49cF6f5d44E70224e2E23fDcdd2C053F30aDA28b on Polygon — is it ERC-721 or ERC-1155 and what royalty percentage is set?"},{"title":"Audit NFT supply on Base","prompt":"Look up the total supply and contract owner for the NFT collection at 0x1234567890abcdef1234567890abcdef12345678 deployed on Base — I want to verify the on-chain data before listing it in my marketplace."}],"resultDescription":"Returns a JSON object with the NFT collection's name, token symbol, contract address, blockchain network, NFT standard (ERC-721 or ERC-1155), total token supply, and the contract owner/admin wallet address. Royalty information per ERC-2981 may also be included where available.","failureModes":["Invalid or non-existent contract address returns an error or null fields","Contract on unsupported network returns validation error","Contract that is not an NFT collection (e.g. ERC-20) may return null or partial data","Network congestion may cause slow or failed on-chain reads","Missing 'contrato' field returns a schema validation error"],"whenToPreferThis":"Use this endpoint when you need authoritative on-chain NFT collection data (name, supply, owner, royalties, standard) read directly from the smart contract rather than from a third-party indexer or marketplace API. Ideal when verifying contract authenticity, auditing royalty settings, or enriching NFT listings across Base, Ethereum, Arbitrum, Optimism, or Polygon.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-20T18:54:45.979Z","isFirstParty":false,"canonicalSlug":"vextorium-nft-collection-on-chain-profile-9f1b2db4"}