{"uid":"cap_pXE8623EGVwk5uWSSRMW1","slug":"agent-result-provenance-check-a340cecc","name":"Agent Result Provenance Check","description":"Agent Result Provenance Check: Agent Result Provenance Check checks result provenance for source, observed time, and method from bounded caller-supplied values without an external provider. Call Agent Result Provenance Check before paying for or accepting an x402 or agent delivery assembled from caller-supplied challenge and result metadata. Returns contract-specific checks, normalized evidence, mismatch reasons, and an explicit acceptance or rejection status for Agent Result Provenance Check a…","url":"https://api.delx.ai/api/v1/x402/agent-result-provenance-check","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"provenance":{"type":"object","description":"Provenance supplied to Agent Result Provenance Check; used only for this bounded calculation and processed in memory without retention.","maxProperties":128,"additionalProperties":true}}},"responseSchema":{"type":"json","example":{"result":{"missing_fields":[],"provenance_present":true},"schema":"delx/util-agent-result-provenance-check/v1","status":"pass","evidence":{"retained":false,"input_sha256":"0e9f76fd45b6b4e6392d9b4ea5720e2bda3cfc3d637149ab1fae8195b1ff6dad","external_calls":0},"operation":"delivery_contract:agent_result_provenance_check"}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.001","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":"$0.001/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_tIpL00iRsCqIUs9Yjyg6b","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.001","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Validates the provenance of an agent result by checking its source, observation time, and collection method, returning acceptance or rejection status with normalized evidence and mismatch reasons.","exampleAgentPrompt":"Before I pay for this agent delivery, check the provenance metadata — source, observed time, and collection method — and tell me whether to accept or reject it based on what's mismatched or verified.","exampleUseCases":[{"title":"Pre-payment provenance gate","prompt":"I just got an agent result back for my x402 task and I want to pay out, but first check the provenance object — source, observed time, and method — and tell me if there are any mismatches or if I should accept it."},{"title":"Automated delivery audit","prompt":"Run a provenance check on this agent delivery result before I accept it: verify the source, when it was observed, and how it was collected, and flag anything suspicious."},{"title":"Rejecting a stale or mismatched result","prompt":"I have a result from an agent that looks like it might be using outdated or spoofed provenance data — can you check its source and observed time metadata and let me know if it passes or gets rejected?"}],"resultDescription":"Returns a structured response with contract-specific validation checks, normalized evidence derived from the provenance fields, a list of mismatch reasons if any discrepancies are found, and an explicit acceptance or rejection status indicating whether the agent result should be trusted or rejected.","failureModes":["Provenance object exceeds 128 properties — rejected with validation error","Missing or malformed observed time field — may result in rejection with mismatch reason","Unknown or unsupported collection method — flagged in mismatch reasons","Empty provenance object — may produce rejection with insufficient evidence","Payment not included or underpaid — x402 payment required error"],"whenToPreferThis":"Choose this endpoint when you need to gate acceptance of an agent-delivered result on verifiable provenance before settling an x402 payment or triggering a downstream workflow. It is purpose-built for agentic result validation where source, observation time, and method must be checked against bounded caller-supplied values without external lookups, making it lightweight and fast. Prefer this over manual inspection when operating in automated agent pipelines where trust decisions must be auditable and normalized.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-13T19:02:57.185Z","isFirstParty":false}