{"uid":"cap_5iBL56iwKvOF6lTR2JjAy","slug":"bounty-engineer-action-idempotency-api-41e6b732","name":"Bounty Engineer Action Idempotency API","description":"Machine-buyable infrastructure for autonomous agents: API cost routing, margin optimization, funding-rate data, webpage extraction, result verification, spend controls, retry planning, state, tender search and GitHub bounty intelligence.","url":"https://bounty-engineer-x402-prod.onrender.com/v1/action-idempotency?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"op":{"enum":["reserve","status","commit","release"],"type":"string"},"payload":{},"action_id":{"type":"string"},"fingerprint":{"type":"string"},"result_hash":{"type":"string"},"ttl_seconds":{"type":"integer","minimum":30},"namespace_key":{"type":"string"}}},"responseSchema":{"type":"json","example":{"ok":true,"op":"reserve","mode":"agent_action_idempotency","conflict":false,"decision":"reserved","duplicate":false}},"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_ikDOa5_IIpclgyyBaYggL","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.002","costPer":"request","priority":0,"asset":"EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Manages idempotency for autonomous agent actions by reserving, checking status, committing, or releasing action slots to prevent duplicate execution","exampleAgentPrompt":"Before I run this payment action again, reserve an idempotency slot for action_id 'pay-invoice-8821' with fingerprint 'sha256-abc123' in namespace 'payments', set to expire in 120 seconds — I need to make sure it hasn't already been committed.","exampleUseCases":[{"title":"Safe retry for paid API call","prompt":"I'm about to retry a paid webhook delivery for action_id 'webhook-send-449' — can you first check the idempotency status in namespace 'outbound-hooks' to make sure it wasn't already committed before I send again?"},{"title":"Commit completed bounty claim","prompt":"My agent just finished and verified a GitHub bounty submission — commit the idempotency record for action_id 'bounty-claim-7723' with result_hash 'sha256-deadbeef' so it can't be double-submitted."},{"title":"Release a stale reservation","prompt":"The task for action_id 'data-extract-991' was cancelled — please release its idempotency reservation in namespace 'scrape-jobs' so another agent can safely pick it up."}],"resultDescription":"A JSON object confirming the operation outcome, including 'ok' boolean, the operation type performed, whether a conflict was detected, the decision made (e.g. 'reserved'), and a duplicate flag indicating whether this action was already seen.","failureModes":["Conflict detected if action_id is already reserved by another process (conflict: true)","Duplicate detected if action was already committed (duplicate: true, decision may block re-execution)","Invalid op enum value returns validation error","TTL below 30 seconds rejected by schema minimum","Missing action_id or namespace_key may cause server error or undefined behavior","Payment failure (x402) if USDC balance insufficient for $0.002 call fee"],"whenToPreferThis":"Choose this endpoint when an autonomous agent needs exactly-once execution guarantees for critical or paid actions — especially when retries, network failures, or multi-agent coordination could cause duplicate side effects. It is specifically designed for agent commerce pipelines where double-execution means wasted spend or duplicate transactions. Prefer it over application-level deduplication when you need a shared, cross-process idempotency store with TTL-based expiry and commit/release lifecycle management.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-11T00:43:10.244Z","isFirstParty":false,"canonicalSlug":"bounty-engineer-action-idempotency-api-41e6b732"}