{"uid":"cap_RsPQI9aQHWL1J7rBPaFTh","slug":"api-402pixels-com-30f41abf","name":"402pixels Block Claim (57, 51)","description":"Claim pixel block at (57, 51) on the 402pixels canvas","url":"https://api.402pixels.com/block/57/51","method":"POST","headers":{},"bodySchema":null,"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.5","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"registry","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":"$0.5/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.5","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.5","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_IatGUmrFz2tHhORo1Ro1e","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.5","costPer":"request","priority":0,"asset":null,"unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Claims the pixel block at coordinates (57, 51) on the 402pixels shared canvas for $0.50 USDC via x402 payment protocol","exampleAgentPrompt":"Claim pixel block (57, 51) on the 402pixels canvas for me — I want to own that spot.","exampleUseCases":null,"resultDescription":"A confirmation that the pixel block at grid coordinates (57, 51) has been successfully claimed and ownership recorded on the 402pixels canvas, after a $0.50 USDC payment is processed via x402.","failureModes":["Block already claimed — another user has already purchased (57, 51)","Payment failure — insufficient USDC balance or invalid x402 authorization header","Invalid coordinates — though these are hardcoded in the endpoint path","Network/server error returning 5xx response","Payment protocol mismatch — x402 not properly configured in client"],"whenToPreferThis":"Use this endpoint when specifically targeting pixel block (57, 51) on the 402pixels canvas. Each coordinate pair has a dedicated endpoint; use the sibling endpoints for other grid positions. Prefer this when an agent or user wants to claim, purchase, or own this exact spot on the shared canvas.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T18:52:08.772Z","isFirstParty":false}