{"uid":"cap_XoVEyYA0i2ATGEXT-TwI8","slug":"digital-worker-api-canary-endpoint-a8afdb02","name":"Digital Worker API Canary Endpoint","description":"A minimal x402 canary endpoint for machines to verify that they can discover, pay, and receive a valid response.","url":"https://canary.digitalworkerapi.com/v1/canary?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":null,"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.002","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":"$0.002/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.002","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.002","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_Gft9Fzak1IZzginoV9dHE","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.002","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"A minimal x402 canary endpoint that lets machines verify they can successfully discover, pay for, and receive a valid API response using the x402 payment protocol.","exampleAgentPrompt":"Can you make a canary test call to the Digital Worker API to verify that our x402 payment setup is working correctly — just a quick $0.002 USDC probe to confirm the full discover-pay-receive cycle completes without errors?","exampleUseCases":[{"title":"Pre-deployment x402 integration check","prompt":"Before I launch my AI agent in production, can you hit the canary endpoint to confirm the x402 payment flow is wired up correctly and we get a valid response back?"},{"title":"Debugging a broken payment pipeline","prompt":"My agent stopped making successful API calls — can you try the canary endpoint to see if the underlying x402 payment mechanism is still working, or if something in the payment stack is broken?"},{"title":"Onboarding a new agent wallet","prompt":"I just set up a new USDC wallet for my agent — can you run a canary call against the Digital Worker API to confirm this wallet can actually discover and pay for x402-gated endpoints?"}],"resultDescription":"A valid HTTP response confirming that the agent successfully completed the full x402 cycle: discovered the endpoint, submitted a $0.002 USDC micropayment, and received an acknowledgment payload. The response serves as proof-of-function for the payment and discovery stack.","failureModes":["Insufficient USDC balance — payment rejected, 402 Payment Required returned without valid receipt","Malformed x402 payment header — endpoint returns an error indicating invalid payment proof","Network connectivity issue — endpoint unreachable, connection timeout","Wallet not configured — agent cannot sign or submit the micropayment","Rate limiting or repeated identical calls flagged as abuse"],"whenToPreferThis":"Use this endpoint when you need to verify that an AI agent's x402 payment infrastructure is correctly configured before making calls to real, higher-value endpoints. It is the cheapest and safest way to confirm end-to-end discover-pay-receive functionality. Prefer it over testing against production business endpoints, which may have higher costs or side effects if the payment stack is misconfigured.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-11T18:31:23.957Z","isFirstParty":false,"canonicalSlug":"digital-worker-api-canary-endpoint-a8afdb02"}