{"uid":"cap_kEAQJeVUD-2Ilj7zadiJl","slug":"phantom-api-arbitrum-nft-by-owner-51b2fa0c","name":"Phantom API — Arbitrum NFT by Owner","description":"Lightning-fast access to blockchain data, smart contract insights, and Web3 infrastructure across 57+ networks. Pay-per-call via x402.","url":"https://phantom-api-omega.vercel.app/api/arbitrum/nft/by-owner","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"limit":{"type":"number"},"owner":{"type":"string"},"pageKey":{"type":"string"}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.01","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":"$0.01/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_N78l0UFU9dPdL1k6no2el","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns all NFTs owned by a given wallet address on the Arbitrum network, with pagination support","exampleAgentPrompt":"Can you pull up all the NFTs owned by wallet 0xAbC123...789 on Arbitrum — show me up to 50 results?","exampleUseCases":[{"title":"NFT portfolio audit for Arbitrum wallet","prompt":"Show me all the NFTs held by wallet 0xdead...beef on Arbitrum, up to 100 at a time, so I can audit the full collection."},{"title":"NFT-gated access verification","prompt":"Check whether wallet 0x123...abc owns any NFTs from contract 0xNFT...xyz on Arbitrum — I need to verify they qualify for access."},{"title":"Paginated gallery for collector profile","prompt":"Fetch the first 25 NFTs owned by 0xArt...ist on Arbitrum, and then get the next page after that so I can display their full gallery."}],"resultDescription":"A list of NFTs owned by the specified address on Arbitrum, including token IDs, contract addresses, metadata (name, image, attributes), and a pagination key for fetching subsequent pages.","failureModes":["Invalid or malformed wallet address returns an error or empty result","Non-existent or zero-NFT wallet returns an empty list","Rate limiting or payment failure (x402) blocks the call","Invalid pageKey causes pagination to fail or reset","Network timeout if Arbitrum indexer is slow to respond"],"whenToPreferThis":"Use this endpoint when you need to enumerate NFT holdings for a specific wallet address specifically on the Arbitrum L2 network. Prefer this over Ethereum mainnet NFT endpoints when your use case is Arbitrum-native assets. Ideal for portfolio displays, NFT-gated access checks, and collector analytics on Arbitrum.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T00:54:13.616Z","isFirstParty":false}