{"uid":"cap_criHPWYS2C54zVebB8cdE","slug":"x402-tools-score-null-share-diagnostic-8184910d","name":"x402-tools Score Null Share Diagnostic","description":"Paid x402 diagnostics. Unpaid paid-SKU requests return HTTP 402 with eip3009 extras. Facilitator: OpenX402 only.","url":"https://openclawproductions.com/api/v1/scorenullshare?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","properties":{"properties":{"type":"string"}}},"responseSchema":{"type":"json","example":{"sku":"scorenullshare","note":"Example paid JSON shape. Not a live settle.","price":"$0.02","title":"Score Null Share"}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.02","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":"$0.02/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.02","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.02","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_1Z48PxgFW8YM94Tka7aFm","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.02","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns a paid diagnostic JSON payload for the 'scorenullshare' SKU, demonstrating the x402 HTTP payment protocol with EIP-3009 authorization extras via OpenX402.","exampleAgentPrompt":"Run the scorenullshare x402 diagnostic endpoint and show me the paid JSON response — I want to confirm my OpenX402 payment integration is working and see the expected SKU shape for $0.02 USDC.","exampleUseCases":[{"title":"Validate x402 payment integration","prompt":"Can you hit the scorenullshare diagnostic endpoint and confirm I get back a proper paid JSON response? I need to make sure my x402 setup with OpenX402 is settling correctly for $0.02 USDC."},{"title":"Debug HTTP 402 EIP-3009 response","prompt":"I'm getting a 402 error from the scorenullshare endpoint — can you call it with proper payment authorization and show me both what the unpaid 402 response looks like with the EIP-3009 extras, and what the paid response returns?"},{"title":"Inspect paid SKU response shape","prompt":"Fetch the scorenullshare paid diagnostic from OpenX402 and show me the exact JSON shape — I'm building an x402-compatible client and need to see the real SKU, title, note, and price fields from a live settle."}],"resultDescription":"A JSON object containing the SKU name ('scorenullshare'), a diagnostic note clarifying the payload context, the price ('$0.02'), and a human-readable title ('Score Null Share'). Unpaid requests receive HTTP 402 with EIP-3009 authorization extras indicating payment requirements; paid requests receive the full diagnostic JSON.","failureModes":["HTTP 402 returned when payment authorization header is missing or invalid — response includes EIP-3009 payment requirement extras","Payment amount mismatch causes facilitator rejection","OpenX402 facilitator unavailable results in gateway error","Malformed properties parameter may result in unexpected response shape","Network timeout or server error on openclawproductions.com"],"whenToPreferThis":"Use this endpoint when you need to verify that an x402 payment flow works end-to-end using a real paid SKU with the OpenX402 facilitator specifically. It is ideal for integration testing, debugging EIP-3009 authorization headers, or confirming the shape of a paid JSON response at minimal cost ($0.02 USDC). Not suitable for production data retrieval — this is a diagnostic/test tool only.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-12T23:54:09.822Z","isFirstParty":false,"canonicalSlug":"x402-tools-score-null-share-diagnostic-8184910d"}