{"uid":"cap_ZGYm3JmfLigFH0P1G2glQ","slug":"x402-opensea-pay-per-item-onchain-marketplace-access-64a911d9","name":"x402 OpenSea — Pay-per-item Onchain Marketplace Access","description":"Discover digital collectibles and access them with x402 payments in USDC.","url":"https://402opensea.vercel.app/api/paid?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":null,"responseSchema":{"type":"json","example":{"note":"Demo access content, not proof of NFT ownership.","price":"0.01 USDC","message":"The x402 payment middleware allowed this request.","success":true,"resource":"demo-collectible-access"}},"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_PZRkFr8BVOHsoR3ol22I1","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":"Grants access to a demo digital collectible resource after processing a $0.01 USDC x402 micropayment on the blockchain.","exampleAgentPrompt":"Pay $0.01 USDC via x402 to unlock the demo digital collectible on the x402 OpenSea marketplace and show me what I get back.","exampleUseCases":[{"title":"Demo x402 micropayment flow","prompt":"I want to test how x402 pay-per-item works — can you submit a $0.01 USDC payment to the x402 OpenSea endpoint and show me the access confirmation I get back?"},{"title":"Unlock collectible for NFT showcase","prompt":"Use the x402 OpenSea marketplace to pay for and access the demo collectible resource with USDC — I need to see what content gets unlocked after the payment clears."},{"title":"Verify x402 payment middleware works","prompt":"Can you confirm that the x402 payment middleware on the OpenSea demo is functioning correctly by sending a $0.01 USDC payment and checking if the success response comes back?"}],"resultDescription":"Returns a JSON object confirming the x402 payment was accepted, including a success flag (true), the price paid (0.01 USDC), a note clarifying this is demo access content (not proof of NFT ownership), the resource identifier ('demo-collectible-access'), and a message confirming the x402 middleware allowed the request.","failureModes":["Payment not included or malformed x402 header — returns 402 Payment Required","Insufficient USDC balance — payment rejected before access granted","Network or Vercel deployment downtime — returns 502/503","Invalid or expired payment — middleware rejects and returns error"],"whenToPreferThis":"Choose this endpoint when you need to demonstrate or test x402 micropayment-gated access to digital collectible content using USDC on a live endpoint. It is ideal for prototyping pay-per-item NFT access flows, verifying x402 middleware behavior, or showcasing onchain payment gating in a demo context. Not suitable for verifying actual NFT ownership or accessing real OpenSea marketplace inventory.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-20T12:32:34.842Z","isFirstParty":false,"canonicalSlug":"x402-opensea-pay-per-item-onchain-marketplace-access-64a911d9"}