{"uid":"cap_2r5RELPOYWHyoRcnugto-","slug":"deliverable-verification-validation-service-a3f55b48","name":"Deliverable Verification & Validation Service","description":"Check agent output before you accept or pay for a deliverable: your JSON Schema plus rules like totals matching and unique IDs. Pass/fail, % of checks passed, fix hints and a signed receipt. $0.02 USDC, no signup, x402 v2.","url":"https://fastapi-service-5ag4.onrender.com/verify/deliverable?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":null,"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.02","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"registry","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_oDfJclBLTc1X41Rj8pX43","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.02","costPer":"request","priority":0,"asset":null,"unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Validates agent-produced deliverables against a JSON Schema plus business rules (totals matching, unique IDs), returning a pass/fail verdict, percentage of checks passed, fix hints, and a signed receipt.","exampleAgentPrompt":"Before I approve this invoice the agent just generated, run it through the deliverable verifier with my JSON Schema and check that all line-item totals match and every ID is unique — give me a pass/fail, the percentage of checks that passed, and any fix hints if something's wrong.","exampleUseCases":[{"title":"Invoice validation before payment release","prompt":"The AI just produced an invoice for the freelance project — before I release payment, validate it against this invoice schema, make sure the line totals add up to the grand total, and that each invoice line has a unique ID. Tell me if it passes and show me any fix hints if not."},{"title":"Agent report quality gate","prompt":"My research agent just returned a structured report in JSON. Can you check it against my report schema and confirm all required fields are present and correctly typed? I need a signed receipt I can keep as proof it passed before I share it with the client."},{"title":"Multi-rule deliverable audit for procurement","prompt":"We received a purchase-order JSON from our supplier agent — please validate it against our PO schema, verify that the item quantities and unit prices multiply out to the correct subtotals, and flag any duplicate order-line IDs. Show me what percentage of checks passed and what needs fixing."}],"resultDescription":"Returns a pass/fail verdict, a percentage score representing how many checks passed, human-readable fix hints describing which rules failed and how to correct them, and a cryptographically signed receipt confirming the validation run.","failureModes":["Invalid or malformed JSON Schema provided — returns validation error on the schema itself","Deliverable payload is not valid JSON — parsing error returned","Business rules are ambiguous or conflict — partial evaluation with error detail","Network timeout on Render cold-start (free tier spin-up latency)","Payment not settled via x402 — request rejected before validation runs"],"whenToPreferThis":"Choose this endpoint when you need an independent, auditable check of an AI agent's structured output before accepting or paying for it — especially when business rules like matching totals or unique ID constraints matter and a signed receipt of validation is required. Prefer it over manual review or generic JSON validators when you need both schema conformance and semantic business-rule checks in a single call with a tamper-evident receipt.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-23T01:05:55.982Z","isFirstParty":false,"canonicalSlug":"deliverable-verification-validation-service-a3f55b48"}