{"uid":"cap_D9v-_gkLjvA44aZg9SMDp","slug":"x402-tools-fed-source-diagnostics-endpoint-a826c437","name":"x402-tools Fed Source Diagnostics Endpoint","description":"Paid x402 diagnostics. Unpaid paid-SKU requests return HTTP 402 with eip3009 extras. Facilitator: OpenX402 only.","url":"https://openclawproductions.com/api/v1/fedsrc?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","properties":{"properties":{"type":"string"}}},"responseSchema":{"type":"json","example":{"sku":"fedsrc","note":"Example paid JSON shape. Not a live settle.","price":"$0.04","title":"Fed Source"}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.04","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":"$0.04/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.04","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.04","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_UbLU2J7smKtvF2ZPzghaL","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.04","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 (sku: fedsrc) for testing x402 payment-gated API flows via the OpenX402 facilitator","exampleAgentPrompt":"Run the fedsrc diagnostic on the x402-tools endpoint so I can confirm my payment client correctly handles the 402 challenge, settles via OpenX402, and gets back the paid JSON payload.","exampleUseCases":[{"title":"Verifying x402 client payment flow","prompt":"Can you hit the fedsrc paid diagnostic endpoint to confirm my x402 client properly receives the 402 challenge, signs the eip3009 payment, and retrieves the settled JSON response?"},{"title":"Debugging HTTP 402 integration","prompt":"I'm getting stuck on 402 responses in my app — can you probe the fedsrc SKU on x402-tools and show me what the eip3009 extras look like so I can fix my integration?"},{"title":"Confirming OpenX402 facilitator connectivity","prompt":"Check whether my setup can reach OpenX402 as a facilitator by calling the fedsrc diagnostic and confirming I get the paid JSON back with the correct SKU and price fields."}],"resultDescription":"A JSON object containing the diagnostic payload with fields: sku ('fedsrc'), note (example paid JSON shape disclaimer), price ('$0.04'), and title ('Fed Source'). Unpaid requests receive HTTP 402 with eip3009 payment challenge extras instead.","failureModes":["HTTP 402 returned if payment is not submitted or fails eip3009 validation","Facilitator mismatch: only OpenX402 is accepted; other facilitators will be rejected","Malformed properties parameter may result in unexpected response shape","Network timeout or unavailability of openclawproductions.com host"],"whenToPreferThis":"Choose this endpoint when you need a real, live HTTP 402-gated endpoint to test or demonstrate x402 micropayment flows, specifically using the OpenX402 facilitator and eip3009 authorization. It is ideal for integration testing, debugging 402 challenge/response cycles, or validating that an agent or client correctly handles paid API access before deploying against production endpoints.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-10T18:39:48.291Z","isFirstParty":false,"canonicalSlug":"x402-tools-fed-source-diagnostics-endpoint-a826c437"}