{"uid":"cap_y0xFESaXZ7gRL5r9p_nAu","slug":"x402-tools-asset-canon-diagnostics-41d036d5","name":"x402-tools Asset Canon Diagnostics","description":"Paid x402 diagnostics. Unpaid paid-SKU requests return HTTP 402 with eip3009 extras. Facilitator: OpenX402 only.","url":"https://openclawproductions.com/api/v1/assetcanon?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET","HEAD","DELETE"],"type":"string"},"queryParams":{"type":"object","properties":{"url":{"type":"string","description":"Public 402 or well-known URL. Defaults to this origin's Pipe Check."},"origin":{"type":"string","description":"Public origin URL. Alias of url."}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}},"inputSchema":{"type":"object","required":["type","properties"],"properties":{"type":{"type":"string","const":"object"},"required":{"type":"array","items":{"type":"string"}},"properties":{"type":"object"}}}}},"responseSchema":{"type":"json","example":{"sku":"assetcanon","note":"Example paid JSON shape. Not a live settle.","price":"$0.02","title":"Asset Canon"}},"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_nVa84L1oOWHJgZPqPggV-","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 JSON payload describing the canonical asset metadata for a given x402 or well-known URL, requiring $0.02 USDC via the x402 HTTP 402 payment protocol","exampleAgentPrompt":"Can you run the x402 asset canon diagnostic on https://example.com/api/v1/data using a GET request and tell me what SKU, title, and price it returns?","exampleUseCases":[{"title":"Verify x402 compliance of a new endpoint","prompt":"I just deployed an x402-gated endpoint at https://myapp.io/api/premium — can you run the asset canon check on it with a GET to confirm the SKU, title, and price are set up correctly?"},{"title":"Debug a 402 payment rejection","prompt":"Our integration with an x402 API at https://partner.io/data keeps failing — can you do an asset canon diagnostic on it via GET so I can see what eip3009 payment details and SKU it expects?"},{"title":"Audit canonical metadata before listing on a marketplace","prompt":"Before I list my x402 API on OpenX402, can you pull the asset canon data from https://openclawproductions.com/api/v1/assetcanon with a GET and confirm the canonical metadata looks right?"}],"resultDescription":"A JSON object containing the asset's SKU identifier, human-readable title, price denomination, and a diagnostic note. For unpaid requests the endpoint returns HTTP 402 with eip3009 payment extras; after successful $0.02 USDC payment via OpenX402 facilitator, the canonical asset metadata payload is returned.","failureModes":["HTTP 402 returned if payment is missing or incorrect — includes eip3009 extras indicating required payment details","Invalid or unreachable URL input causes lookup failure","Non-OpenX402 facilitators are rejected — only OpenX402 is supported","Malformed input object missing required 'type' or 'method' fields returns validation error","Rate limiting or server errors may return 5xx responses"],"whenToPreferThis":"Use this endpoint when you need to inspect, validate, or diagnose the canonical asset metadata for an x402-gated URL — particularly to confirm SKU, title, and pricing before integrating or listing a paid API. Prefer this over generic HTTP inspection tools when the target URL uses the x402 HTTP 402 payment protocol with EIP-3009 extras and requires OpenX402 facilitator compatibility.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-10T18:41:45.592Z","isFirstParty":false,"canonicalSlug":"x402-tools-asset-canon-diagnostics-41d036d5"}