{"uid":"cap_STKUYA7V8ZRbm889bWvK1","slug":"openclawproductions-prompt-vault-x402-paid-diagnostic-627dfbca","name":"OpenClawProductions Prompt Vault (x402 Paid Diagnostic)","description":"Paid x402 diagnostics. Unpaid paid-SKU requests return HTTP 402 with eip3009 extras. Facilitator: OpenX402 only.","url":"https://openclawproductions.com/api/v1/promptvault?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","properties":{"properties":{"type":"string"}}},"responseSchema":{"type":"json","example":{"sku":"promptvault","note":"Example paid JSON shape. Not a live settle.","price":"$0.20","title":"Prompt Vault"}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.2","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":"$0.2/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.2","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.2","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_t635aXjPxaWB_PkvKx_nz","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.2","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns a paid JSON diagnostic payload for the 'promptvault' SKU, demonstrating x402 HTTP payment-gating with EIP-3009 authorization; unpaid requests receive HTTP 402 with payment challenge details.","exampleAgentPrompt":"Call the Prompt Vault diagnostic endpoint on OpenClawProductions to verify my x402 payment flow is working — I want to see the paid JSON response for the promptvault SKU after settling $0.20 USDC via OpenX402.","exampleUseCases":[{"title":"Testing x402 payment gating integration","prompt":"Hit the Prompt Vault endpoint and confirm I get the paid JSON back with the promptvault SKU details — I want to make sure my x402 payment headers are being accepted correctly by OpenX402."},{"title":"Debugging a 402 payment challenge response","prompt":"Call the Prompt Vault API without a payment token and show me the full 402 response including the eip3009 extras, so I can see what my client needs to handle."},{"title":"Validating EIP-3009 authorization flow","prompt":"Use the Prompt Vault diagnostic to verify my EIP-3009 authorization signature is valid — send the request through OpenX402 and confirm I get the $0.20 USDC paid response back for the promptvault SKU."}],"resultDescription":"On successful payment: a JSON object containing the SKU name ('promptvault'), a descriptive title ('Prompt Vault'), the price ('$0.20'), and a diagnostic note confirming the paid shape. On unpaid requests: HTTP 402 with EIP-3009 payment challenge extras indicating the required payment amount and facilitator details.","failureModes":["HTTP 402 returned when no valid x402 payment header is provided — includes eip3009 payment challenge extras","Payment rejected by OpenX402 facilitator if authorization signature is invalid or expired","Malformed properties parameter may result in an error response","Facilitator mismatch — only OpenX402 is accepted; other facilitators will not settle the payment"],"whenToPreferThis":"Choose this endpoint when you need a live, real-money x402 payment-gated API to test or demonstrate the x402 protocol with EIP-3009 authorization, specifically using the OpenX402 facilitator. It is ideal for developers building x402-compatible clients who need a reference endpoint that returns a well-defined paid JSON shape and a standard 402 challenge on unpaid requests.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-10T18:46:42.056Z","isFirstParty":false,"canonicalSlug":"openclawproductions-prompt-vault-x402-paid-diagnostic-627dfbca"}