{"uid":"cap_Q2oS9dV8mlQX_zWThYIce","slug":"synapse-api-optimism-nft-floor-price-fa637a55","name":"Synapse API — Optimism NFT Floor Price","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/optimism/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_6cW8J_czek1xAtnJIjDJD","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 NFT collection on the Optimism blockchain given a contract address.","exampleAgentPrompt":"What's the current floor price for the NFT collection at contract address 0x1234...abcd on Optimism?","exampleUseCases":[{"title":"NFT investment research on Optimism","prompt":"What's the floor price right now for the NFT collection at contract 0xBC4CA0EdA7647A8aB7C2061c2E118A18a936f13d on Optimism? I'm trying to decide if it's worth buying in."},{"title":"Automated NFT portfolio tracker","prompt":"Check the floor price for my Optimism NFT holdings — the contract address is 0x8a90CAb2b38dba80c64b7734e58Ee1dB38B8992e — I want to see if it's dropped below my buy price."},{"title":"Comparative NFT market monitoring","prompt":"Pull the floor price for the NFT contract 0x60E4d786628Fea6478F785A6d7e704777c86a7c6 on Optimism so I can compare it to what it was last week and spot any trends."}],"resultDescription":"Returns the current floor price for the specified NFT contract on the Optimism network, typically expressed as a numeric value in ETH or the relevant native token, representing the lowest listed price for any NFT in that collection.","failureModes":["Invalid or non-existent contract address returns an error or empty result","Contract address is on a different chain (not Optimism) causing no data found","NFT collection has no active listings so floor price is unavailable","Malformed contract address format causes a validation error","Network or upstream data source outage returns a 503 or timeout"],"whenToPreferThis":"Use this endpoint when you specifically need floor price data for an NFT collection deployed on the Optimism (OP) Layer 2 network. It is pay-per-call at $0.01 USDC via x402, making it cost-effective for spot lookups. Prefer this over general NFT APIs when you need Optimism-specific data and want to pay only for what you use without a subscription.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-27T13:04:33.970Z","isFirstParty":false,"canonicalSlug":"synapse-api-optimism-nft-floor-price-fa637a55"}