{"uid":"cap_TIAzbz2Hn7kJisa3kFg3B","slug":"synapse-api-nfts-by-owner-on-soneium-e6ed71c8","name":"Synapse API — NFTs by Owner on Soneium","description":"High-speed API suite for AI processing, web scraping, and smart data utilities across 57+ blockchain networks. Pay-per-call via x402.","url":"https://synapse-api-brown.vercel.app/api/soneium/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_Rs2tm27rrksxT6A-KLP1I","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 Soneium blockchain network","exampleAgentPrompt":"Show me all the NFTs held by wallet 0xAbc123...def456 on the Soneium network — give me up to 50 results.","exampleUseCases":[{"title":"NFT Portfolio Audit for a Wallet","prompt":"Pull all the NFTs owned by 0x1234567890abcdef1234567890abcdef12345678 on Soneium so I can see what's in their portfolio."},{"title":"Paginated NFT Gallery for dApp","prompt":"Get the first 20 NFTs owned by 0xDeAdBeEf0000000000000000000000000000dEaD on Soneium, then continue from the last page key to get the next batch."},{"title":"Verify NFT Ownership for Gating","prompt":"Check whether wallet 0xaabbccddeeff00112233445566778899aabbccdd holds any NFTs on Soneium — I need to verify ownership before granting access."}],"resultDescription":"Returns a list of NFTs owned by the specified wallet address on Soneium, including token IDs, contract addresses, metadata (name, image, attributes), and a pagination key for retrieving additional results if the total exceeds the requested limit.","failureModes":["Invalid or malformed wallet address returns an error or empty result","Soneium network indexer unavailable causes 5xx response","pageKey expired or invalid causes pagination failure","limit value out of acceptable range may be rejected","Non-existent wallet returns empty NFT list rather than error"],"whenToPreferThis":"Use this endpoint when you specifically need NFT ownership data on the Soneium blockchain. Prefer this over generic multi-chain endpoints when your query is scoped to Soneium, and over on-chain RPC calls when you want structured, pre-indexed NFT metadata rather than raw contract data.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-13T12:59:11.009Z","isFirstParty":false}