{"uid":"cap_bNK83BIUNzWY94WsuRMR-","slug":"agentrxi-nft-lookup-72dbfa4e","name":"AgentRXI NFT Lookup","description":"NFT lookup on Ethereum, Base, Polygon, Arbitrum or Optimism: collection name, symbol, standard and supply; with token_id also the current owner and resolved metadata (name, description, image, attributes) from IPFS/Arweave/HTTP.","url":"https://agentrxi.com/v1/nft?utm_source=zero.xyz","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":["contract"],"properties":{"chain":{"type":"string","description":"ethereum (default) | base | polygon | arbitrum | optimism"},"contract":{"type":"string"},"token_id":{"type":"string"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.003","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":"$0.003/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.003","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.003","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_BIXAYh-z-aM3dgbgJKkuY","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.003","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Looks up NFT collection info and token metadata (owner, name, image, attributes) on Ethereum, Base, Polygon, Arbitrum, or Optimism by contract address and optional token ID.","exampleAgentPrompt":"Who currently owns token #42 of the NFT contract 0xBC4CA0EdA7647A8aB7C2061c2E118A18a936f13B on Ethereum, and what are its traits and image?","exampleUseCases":[{"title":"NFT ownership verification","prompt":"Can you check who owns token #1234 of the contract 0xb47e3cd837dDF8e4c57F05d70Ab865de6e193BBB on Ethereum?"},{"title":"NFT collection discovery","prompt":"What's the name, symbol, and token standard for the NFT collection at contract 0x60E4d786628Fea6478F785A6d7e704777c86a7c6 on Ethereum?"},{"title":"NFT metadata resolution","prompt":"Fetch the full metadata for token #7 of contract 0x8a90CAb2b38dba80c64b7734e58Ee1dB38B8992e on Polygon — I need the image URL, description, and any attributes."}],"resultDescription":"Returns collection-level fields (name, symbol, token standard, total supply) and, when a token_id is provided, the current owner address plus resolved token metadata including name, description, image URL, and attributes sourced from IPFS, Arweave, or HTTP.","failureModes":["Invalid or non-existent contract address returns an error","Unsupported chain name returns a validation error","Token ID not found within the contract returns a not-found error","IPFS/Arweave metadata unavailable or gateway timeout may cause partial results","Rate limiting or payment failure returns a 402 error"],"whenToPreferThis":"Choose this endpoint when you need on-chain NFT data — collection metadata or per-token ownership and traits — across multiple EVM chains (Ethereum, Base, Polygon, Arbitrum, Optimism) with automatic IPFS/Arweave metadata resolution included. It is a good fit for agents that need to verify NFT ownership, display token details, or enrich NFT data without maintaining their own blockchain node.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-15T06:39:28.382Z","isFirstParty":false,"canonicalSlug":"agentrxi-nft-lookup-72dbfa4e"}