{"uid":"cap_FgMueMQ2Efrmcl35CT5TY","slug":"nft-provenance-scam-check-252dcf90","name":"NFT Provenance & Scam Check","description":"Provenance-lite: current owners, mint info when exposed, sale history — cached ≤24h","url":"https://x402.professorsausages.com/nft/:chain/asset/:address/:tokenId/provenance?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","required":["chain","address"],"properties":{"chain":{"enum":["base","ethereum","bitcoin","tron","litecoin","monero","dash","zcash","bitcoin-cash","dogecoin","bitcoin-gold","verge","solana"],"type":"string","examples":["base"],"description":"Which chain the address belongs to. base and ethereum run full on-chain mode; the rest are list-only mode."},"address":{"type":"string","examples":["0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913"],"maxLength":128,"description":"The address in that chain's native format (0x… for EVM, base58/bech32 otherwise). Checked against that chain's shape BEFORE the payment gate — a malformed address is a free 400, never a 402."}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.005","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":"$0.005/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.005","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.005","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_0O10OM88BanAm195mwnuV","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.005","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns current owners, mint info, and sale history for a specific NFT, with scam/provenance signals — cached up to 24 hours","exampleAgentPrompt":"Can you check the provenance and ownership of this NFT — it's token ID 4521 of the contract 0xBC4CA0EdA7647A8aB7C2061c2E118A18a936f13D on Ethereum — I want to know who owns it and whether it looks like a scam before I buy it.","exampleUseCases":null,"resultDescription":"Returns current owner(s), mint information (when available), sale/transfer history, and provenance signals useful for detecting scams or verifying legitimacy of a specific NFT. Data is cached for up to 24 hours.","failureModes":["Token ID or contract address not found on the specified chain — returns 404 or empty result","Unsupported chain specified — returns error indicating invalid chain parameter","Mint info not exposed by the chain/contract — partial result returned with available fields only","Cached data up to 24h old may not reflect very recent transfers or sales","Rate limiting or payment failure returns 402 Payment Required"],"whenToPreferThis":"Use this endpoint when you need quick, low-cost provenance and ownership data for a specific NFT — especially for scam-checking before a purchase. Prefer this over full blockchain explorers when you want a pre-parsed, agent-friendly response at $0.005 per call. Best for spot-checks on individual tokens rather than bulk analytics.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-28T19:20:53.735Z","isFirstParty":false,"canonicalSlug":"nft-provenance-scam-check-252dcf90"}