{"uid":"cap_vIeoci05DTOvfM7eXs-I7","slug":"phantom-api-ethereum-nft-floor-price-b8c986e4","name":"Phantom API – Ethereum NFT Floor Price","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/ethereum/nft/floor-price?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"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_RYvw9nGZ5jqXm1_cMptZI","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 the current floor price for an Ethereum NFT collection given its contract address","exampleAgentPrompt":"What's the current floor price for the NFT collection at Ethereum contract address 0xBC4CA0EdA7647A8aB7C2061c2E118A18a936f13D?","exampleUseCases":[{"title":"NFT purchase budget check","prompt":"Before I buy an NFT, can you check the floor price for the Bored Ape Yacht Club collection at contract 0xBC4CA0EdA7647A8aB7C2061c2E118A18a936f13D so I know what I'd be paying at minimum?"},{"title":"NFT portfolio valuation","prompt":"I hold NFTs from the Azuki collection at contract 0xED5AF388653567Af2F388E6224dC7C4b3241C544 — what's the current floor price so I can estimate my portfolio's minimum value?"},{"title":"NFT market trend monitoring","prompt":"Can you pull the floor price for the Pudgy Penguins contract 0xBd3531dA5CF5857e7CfAA92426877b022e612cf8 on Ethereum so I can track whether it's gone up or down since yesterday?"}],"resultDescription":"The agent receives the current floor price for the specified Ethereum NFT collection, typically expressed in ETH or USD, based on live on-chain or marketplace data for the given contract address.","failureModes":["Invalid or malformed contract address returns an error","Contract address is not an NFT collection (ERC-721/ERC-1155) and cannot be priced","Collection has no active listings, resulting in no floor price available","Network congestion or upstream data latency may cause stale or delayed results","Payment failure via x402 protocol blocks the request"],"whenToPreferThis":"Use this endpoint when you need a fast, pay-per-call floor price lookup for an Ethereum NFT collection by contract address without committing to a subscription. Prefer this over general blockchain RPC calls when you need marketplace-aggregated floor pricing rather than raw on-chain transfer data.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-16T00:46:43.385Z","isFirstParty":false,"canonicalSlug":"phantom-api-ethereum-nft-floor-price-b8c986e4"}