{"uid":"cap_9W0q1CluKZ93gr2rBRsqk","slug":"ragradar-nft-owners-lookup-435c407a","name":"RagRadar NFT Owners Lookup","description":"On-chain intelligence for AI agents. 73+ endpoints across Base, Arbitrum, Solana. x402 micropayments.","url":"https://ragradar.space/api/nft/owners/%7Bchain%7D/%7Bcontract%7D/%7BtokenId%7D","method":"GET","headers":{},"bodySchema":{"type":"object","properties":{"properties":{"type":"string"}}},"responseSchema":{"type":"json","example":{"status":"ok"}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.25","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":"$0.25/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.25","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.25","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_Idh-FGm6NktfpBLWrgNyO","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.25","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns the list of owners for a specific NFT token by chain, contract address, and token ID","exampleAgentPrompt":"Who are the current owners of token ID 42 from the NFT contract 0xABC123 on Base? Pull that from RagRadar's on-chain NFT ownership data.","exampleUseCases":null,"resultDescription":"A JSON object containing ownership information for the specified NFT token, including wallet addresses of current holders on the requested chain (Base, Arbitrum, or Solana).","failureModes":["Invalid chain identifier returns error or empty result","Non-existent contract address returns no data","Token ID not found on the specified chain returns empty or 404-like response","Rate limiting or payment failure returns 402 or 429","Malformed contract address causes parsing error"],"whenToPreferThis":"Use this endpoint when you need to identify who currently owns a specific NFT token across Base, Arbitrum, or Solana chains. Prefer this over generic blockchain explorers when you need structured, AI-ready ownership data without manual parsing of raw RPC responses.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T06:36:31.997Z","isFirstParty":false}