{"uid":"cap_8_4Lv0-JnKH1zv5p5qSV3","slug":"synapse-api-zksync-nft-by-owner-461f623c","name":"Synapse API — ZKSync NFT by Owner","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/zksync/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_YTGcJBDcLw76uws4YrGmt","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":"Retrieves all NFTs owned by a given wallet address on the ZKSync blockchain network","exampleAgentPrompt":"Can you fetch up to 50 NFTs owned by the ZKSync wallet address 0x1234abcd...5678 and show me what they hold?","exampleUseCases":[{"title":"NFT Portfolio Viewer for ZKSync","prompt":"Show me all the NFTs held by this ZKSync wallet address 0xAbCd1234...5678 — I want to see the full list, up to 100 items."},{"title":"NFT Gallery Curation for dApp","prompt":"I'm building a gallery page — pull all NFTs owned by 0xDeadBeef...9999 on ZKSync so I can display their collection in my app, give me the first 20."},{"title":"ZKSync NFT Audit for Due Diligence","prompt":"Can you retrieve all the NFTs currently owned by ZKSync address 0xAaBbCc...1122? I need the complete list to verify their holdings before a transfer."}],"resultDescription":"Returns a paginated list of NFTs owned by the specified wallet address on ZKSync, including token IDs, contract addresses, NFT metadata, and a pageKey for fetching additional results if the total exceeds the requested limit.","failureModes":["Invalid or malformed owner address returns an error or empty result","Non-existent or zero-activity wallet returns an empty NFT list","Invalid pageKey causes pagination failure or duplicate results","Exceeding rate limits may result in 429 or payment-related errors","Network unavailability of ZKSync data provider returns 5xx errors","Missing required owner field returns a validation error"],"whenToPreferThis":"Use this endpoint when you need to look up the NFT holdings of a specific wallet address specifically on the ZKSync Layer 2 network. Prefer this over generic Ethereum NFT APIs when the target address is a ZKSync user, or when you need ZKSync-native NFT data. It supports pagination via pageKey, making it suitable for wallets with large NFT collections.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T07:10:57.243Z","isFirstParty":false}