{"uid":"cap_KwIsS6YyYmCxxLSgwpiyr","slug":"synapse-api-mantle-nft-metadata-lookup-eb827f51","name":"Synapse API — Mantle NFT Metadata Lookup","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/mantle/nft/metadata?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"tokenId":{"type":"string"},"contractAddress":{"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_eH2AVRh68xXM1dcIUVt1P","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":"Fetches on-chain NFT metadata for a given token and contract address on the Mantle blockchain network","exampleAgentPrompt":"Can you pull up the metadata for token ID 42 from the Mantle NFT contract at address 0xAbCd1234...5678? I want to see its name, attributes, and image.","exampleUseCases":[{"title":"NFT portfolio attribute viewer","prompt":"I own token ID 101 from the Mantle NFT collection at contract 0x1234abcd...ef56 — can you fetch its metadata so I can see its rarity traits and image?"},{"title":"NFT marketplace listing enrichment","prompt":"I need to display the full details for Mantle NFT contract 0xDeadBeef...1234, token ID 7 — grab its name, description, and attributes so I can populate the listing page."},{"title":"Verify NFT authenticity on Mantle","prompt":"Can you look up the on-chain metadata for token ID 999 at Mantle contract address 0xAaBbCc...9900 and tell me what traits it has and whether the image URI resolves?"}],"resultDescription":"Returns structured NFT metadata for the specified token on the Mantle network, typically including the token name, description, image URI, external URL, and an array of trait/attribute key-value pairs as stored or referenced on-chain.","failureModes":["Invalid or non-existent contract address returns an error or empty response","Token ID not found or out of range for the contract returns a not-found error","Contract is not an NFT contract (ERC-721/ERC-1155) causing metadata fetch to fail","Mantle network connectivity issues causing timeout","Malformed contractAddress or tokenId input causes validation error","Metadata stored off-chain (IPFS/HTTP) may be unavailable if the URI is broken"],"whenToPreferThis":"Use this endpoint when you specifically need NFT metadata from the Mantle blockchain network and you have both the contract address and token ID available. Prefer this over generic multi-chain NFT APIs when Mantle-native data accuracy and low cost per call matter. Ideal for agents building NFT dashboards, marketplaces, or portfolio trackers targeting the Mantle ecosystem.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-17T12:30:27.181Z","isFirstParty":false,"canonicalSlug":"synapse-api-mantle-nft-metadata-lookup-eb827f51"}