{"uid":"cap_DmZvnNfw1tr9BluVBLkd_","slug":"sharvora-service-proof-6d5405cf","name":"Sharvora Service Proof","description":"Use as a low-cost end-to-end x402 canary before higher-value calls. A successful paid response proves Sharvora delivery and returns release, network, time and a response receipt.","url":"https://sharvora.com/api/v1/service-proof","method":"GET","headers":{},"bodySchema":{"type":"object","properties":{"properties":{"type":"string"}}},"responseSchema":{"type":"json","example":{"status":"paid-delivery-ok","network":"eip155:8453","product":"service-proof","receipt":"sha256","release":"1.4.0-rc9-proof"}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.001","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":"$0.001/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_IpUhtt7zjfifPif495VXc","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.001","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns a signed delivery receipt confirming successful x402 paid-call flow, including network, release version, and SHA-256 receipt hash.","exampleAgentPrompt":"Run a quick Sharvora service-proof canary call to confirm my x402 payment pipeline is working — I want to see the delivery status, network, and the SHA-256 receipt it returns.","exampleUseCases":[{"title":"Pre-flight check before high-value call","prompt":"Before I send that $50 USDC payment request, run a Sharvora service-proof canary first so I can confirm the x402 delivery pipeline is live and returning a valid receipt."},{"title":"x402 integration smoke test","prompt":"I just wired up my x402 client — can you hit the Sharvora service-proof endpoint for me and tell me what network and release version it comes back with? I want to make sure the receipt hash looks right."},{"title":"Agent infrastructure health check","prompt":"Every morning, ping the Sharvora service-proof endpoint to verify the x402 payment layer is healthy and log the delivery status and receipt — alert me if anything comes back other than paid-delivery-ok."}],"resultDescription":"A JSON object containing: status ('paid-delivery-ok' on success), network identifier (e.g. 'eip155:8453' for Base mainnet), product name ('service-proof'), a SHA-256 receipt hash, and the current release version string. Together these confirm that the x402 payment was processed and delivery was completed successfully.","failureModes":["Payment not received or insufficient USDC — 402 response with no delivery","Network congestion on Base causing transaction confirmation delay","Invalid or missing x402 payment header — request rejected before processing","Sharvora service temporarily unavailable — no receipt returned","Receipt hash mismatch indicating delivery integrity issue"],"whenToPreferThis":"Choose this endpoint when you need the cheapest possible end-to-end x402 payment validation ($0.001 USDC) before committing to higher-value paid API calls. It is specifically designed as a canary probe — ideal for smoke testing agent payment pipelines, CI/CD health checks, or confirming x402 infrastructure is operational on Base network. Prefer it over other test endpoints when you need a real signed receipt proving delivery rather than just a connectivity ping.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T12:30:38.921Z","isFirstParty":false}