{"uid":"cap_hcjqILsfbvJLiSsb3F168","slug":"verity-suite-citation-quick-48401668","name":"Verity Suite Citation Quick","description":"The trust fabric for AI agents — calibrated, fail-closed services agents pay per call.","url":"https://suite.veritylayer.dev/cite/quick","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"statement":{"type":"string","title":"Statement","maxLength":2000,"minLength":1,"description":"the factual claim to find supporting sources for"},"domain_hint":{"anyOf":[{"type":"string","maxLength":2000},{"type":"null"}],"title":"Domain Hint","default":null,"description":"optional topic/field to focus the search (e.g. 'clinical', 'tax law')"}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.03","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":"$0.03/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.03","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.03","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_QiziaAAaTJEhlObJF105u","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.03","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Given a factual statement, retrieves and evaluates supporting sources, returning a calibrated verdict, support score, citations, and a cryptographically signed receipt.","exampleAgentPrompt":"Can you find supporting citations for the claim 'mRNA vaccines do not alter human DNA' — focus the search on clinical or biomedical sources — and give me a calibrated verdict on how well the sources actually back it up?","exampleUseCases":[{"title":"Fact-checking AI-generated content","prompt":"I just got this answer from another AI: 'The average human body contains about 37 trillion cells.' Can you find real supporting sources for that and tell me how strongly they back it up, ideally from biology or medicine?"},{"title":"Validating a legal claim","prompt":"Can you verify whether the statement 'employers in California must provide 30-minute meal breaks for shifts over 5 hours' is supported by authoritative sources — focus on tax law or employment law — and give me a verdict with citations?"},{"title":"Supporting a research assertion","prompt":"I need citations backing up the claim 'sleep deprivation increases cortisol levels in adults' for a report I'm writing. Can you find credible sources and tell me how confidently they establish this, with reasons if any sources were rejected?"}],"resultDescription":"Returns a verdict enum (supported, partially_supported, not_supported, or contradicted), a calibrated 0–1 support score, a list of citations, reasons explaining the verdict (including why sources were rejected), optional caveats about coverage or recency, and an optional Ed25519-signed VerityLayer receipt that can be independently verified.","failureModes":["No relevant sources found — returns 'not_supported' verdict with support score near 0","Statement is ambiguous or too broad — verdict may be 'partially_supported' with low confidence","Domain hint narrows search too aggressively — relevant sources outside the hint may be missed","Statement exceeds 2000-character limit — request is rejected","Signing not configured — receipt field returns null","Network or upstream search failure — request fails closed rather than returning a false positive"],"whenToPreferThis":"Use this endpoint when an AI agent needs to ground a factual claim in real, retrievable sources and receive a machine-readable verdict with a calibrated confidence score. It is especially valuable when downstream actions depend on the truthfulness of a claim, when a cryptographically signed receipt is needed for audit or accountability, or when a domain-specific focus (e.g. clinical, legal) is required. Prefer it over generic web search when you need structured citation output, a calibrated support score, and a fail-closed trust signal rather than a raw list of search results.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T18:55:22.895Z","isFirstParty":false}