{"uid":"cap_W40HhWJzJHSDsabVBTPgl","slug":"openclaw-contact-card-api-50052392","name":"OpenClaw Contact Card API","description":"Paid x402 diagnostics. Unpaid paid-SKU requests return HTTP 402 with eip3009 extras. Facilitator: OpenX402 only.","url":"https://openclawproductions.com/api/v1/contactcard?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","properties":{"properties":{"type":"string"}}},"responseSchema":{"type":"json","example":{"sku":"contactcard","note":"Example paid JSON shape. Not a live settle.","price":"$0.18","title":"Contact Card"}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.18","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":"$0.18/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.18","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.18","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_c_NIKq0jKTN0H0wLzt52e","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.18","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns a paid contact card JSON payload via the x402 micropayment protocol, serving as a diagnostic SKU for x402 payment flow testing.","exampleAgentPrompt":"Fetch the OpenClaw contact card — it costs $0.18 USDC via x402 — and show me what comes back after the payment goes through.","exampleUseCases":[{"title":"Testing x402 payment integration","prompt":"I'm building an x402-gated API and want to see a real working example — can you call the OpenClaw contact card endpoint, pay the $0.18 USDC, and show me the full response so I can compare it to my own implementation?"},{"title":"Retrieving OpenClaw contact details","prompt":"Can you get the contact card for OpenClaw Productions? It's behind a micropayment wall — go ahead and pay the $0.18 USDC using x402 and bring back whatever contact info it returns."},{"title":"Diagnosing EIP-3009 payment flow","prompt":"I need to verify that eip3009 payment authorization works end-to-end — please hit the OpenClaw contact card endpoint without paying first so I can see the HTTP 402 error, then pay and confirm the successful response."}],"resultDescription":"A JSON object containing the SKU identifier ('contactcard'), a descriptive note, the price ('$0.18'), and a title ('Contact Card'). Without valid x402 payment, the endpoint returns HTTP 402 with EIP-3009 payment extras. After payment via OpenX402 facilitator, the full contact card payload is returned.","failureModes":["HTTP 402 returned when no x402 payment header is present, with EIP-3009 payment requirement details in the response body","Payment rejected by OpenX402 facilitator if the payment token is invalid or expired","Incorrect facilitator used — only OpenX402 is accepted; other facilitators will be rejected","Malformed properties parameter may result in a 400 error","Endpoint may be unavailable if OpenClaw Productions server is down"],"whenToPreferThis":"Choose this endpoint when you need to test or demonstrate an end-to-end x402 micropayment flow using a real, live paid SKU gated by the OpenX402 facilitator. It is particularly useful for developers validating EIP-3009 payment authorization, debugging HTTP 402 response handling, or retrieving actual contact information for OpenClaw Productions after paying $0.18 USDC.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-10T18:45:32.337Z","isFirstParty":false,"canonicalSlug":"openclaw-contact-card-api-50052392"}