{"uid":"cap_mTsd48VMeTSpM_pruGbbV","slug":"vibes-coded-action-receipt-api-faa5ac77","name":"Vibes-Coded Action Receipt API","description":"Pay-per-call JSON for AI agents: skill search, listing optimization, install plans, productization, and artifact risk scoring. HTTP 402 → USDC. Full skill marketplace on-site.","url":"https://vibes-coded.com/api/v1/outcomes/action-receipt","method":"POST","headers":{},"bodySchema":null,"responseSchema":{"type":"json","example":{"ok":true,"note":"Shape of a paid mint — unpaid sample also at GET …/action-receipt/sample","nonce":"sample-receipt-v1-raw0001","quote":"public-sample","action":"sample.ping","verify":"https://vibes-coded.com/api/v1/outcomes/action-receipt/verify","profile":"action-receipt-v1-rt","agent_id":"vibes-sample","resource":"action-receipt","public_key":"https://vibes-coded.com/api/v1/outcomes/action-receipt/public-key","hmac_ok_hint":true,"receipt_type":"raw","payload_digest":"sha256:sample"}},"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_djaA3fLIxeeBTkJcCPAUZ","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":"Issues a cryptographically signed action receipt after a paid agent tool call, returning a verifiable proof-of-execution artifact with HMAC and digest.","exampleAgentPrompt":"After completing that paid skill invocation, can you mint me an action receipt from Vibes-Coded for the 'listing.optimize' action under my agent ID 'agent-abc-001' so I have a signed, verifiable proof with an HMAC that I can audit later?","exampleUseCases":[{"title":"Audit trail for paid agent skill","prompt":"I just ran a skill through Vibes-Coded and need a cryptographically signed action receipt for my records — can you mint one for the 'skill.search' action under agent ID 'fleet-agent-007'?"},{"title":"Compliance receipt for productization action","prompt":"My agent just completed a productization call and I need a tamper-proof receipt with a payload digest and HMAC hint that I can store for compliance — can you get that receipt for agent ID 'prod-agent-42' and action 'product.launch'?"},{"title":"Verify a prior agent action receipt","prompt":"Can you pull up the verification URL for the action receipt with nonce 'receipt-v1-run0042' from Vibes-Coded so I can confirm the HMAC and make sure that action was genuinely executed?"}],"resultDescription":"A JSON object containing: a boolean 'ok' status, a unique nonce for the receipt, the action name, agent ID, resource name, receipt type and profile, a SHA-256 payload digest, an HMAC validity hint, a public key URL for signature verification, and a verify endpoint URL for independent confirmation.","failureModes":["HTTP 402 returned if USDC payment is not included or insufficient — agent must attach x402 payment header","Invalid or missing agent_id returns an error response","Unknown or unsupported action name may result in a rejected receipt","Network timeout or upstream failure may prevent receipt issuance","Malformed payload digest causes validation rejection"],"whenToPreferThis":"Choose this endpoint when you need a cryptographically verifiable, nonce-backed proof that a specific AI agent action was executed — especially in audit, compliance, or multi-agent accountability scenarios. Prefer it over simple logging when HMAC verification and a public-key-backed receipt are required. Ideal for pay-per-call agent workflows where financial accountability and action provenance matter.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-13T18:45:34.597Z","isFirstParty":false}