{"uid":"cap_RTeKzIg16eWbAXn-TC5ym","slug":"phantom-api-worldchain-nft-metadata-lookup-e07b1e1b","name":"Phantom API — Worldchain NFT Metadata Lookup","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/worldchain/nft/metadata","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_lre_wFCPnHNEa8zDAceQp","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 ID and contract address on the World Chain network.","exampleAgentPrompt":"Can you pull up the on-chain metadata for token ID 1234 from World Chain NFT contract 0xAbC123...? I want to see its name, image, and traits.","exampleUseCases":[{"title":"NFT trait lookup before purchase","prompt":"Before I buy it, can you fetch the metadata for token ID 88 from the World Chain NFT contract 0x1a2b3c4d...? I want to check its rarity traits and image."},{"title":"NFT portfolio display enrichment","prompt":"I have a World Chain NFT — contract address 0xDeAdBeEf... and token ID 7 — can you grab its metadata so I can show the name, image, and attributes in my dashboard?"},{"title":"Verify NFT authenticity and content","prompt":"Can you look up the on-chain metadata for token #512 on World Chain contract 0x9f8e7d... and tell me what name, description, and traits are stored on-chain?"}],"resultDescription":"Returns NFT metadata for the specified token on World Chain, typically including the token name, description, image URL, animation URL, external URL, and an array of trait/attribute key-value pairs as stored on-chain or in the token URI.","failureModes":["Invalid or non-existent contract address returns an error or empty response","Token ID does not exist within the contract (out-of-range) returns a not-found error","Contract is not an NFT contract (no ERC-721/1155 metadata standard) may return malformed or empty data","World Chain node unavailability causes timeout or 503 error","Malformed input (missing tokenId or contractAddress) returns a 400 validation error","Payment not fulfilled (x402 flow) results in 402 Payment Required response"],"whenToPreferThis":"Use this endpoint when you need fast, pay-per-call NFT metadata retrieval specifically on the World Chain network without managing your own RPC infrastructure. Prefer it over generic blockchain RPC calls when you want a clean REST interface and are operating in a Web3 agent context that supports x402 micropayments.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T00:55:51.778Z","isFirstParty":false}