{"uid":"cap_lrjHaVPe90Vp419f6f7JB","slug":"verity-claim-verification-f23580c9","name":"Verity Claim Verification","description":"Grounded Pro reality-check (premium synthesis).","url":"https://verity-bzw7.onrender.com/verify/pro","method":"POST","headers":{},"bodySchema":{"type":"object","required":["claim"],"properties":{"claim":{"type":"string"},"context":{"type":"string"}}},"responseSchema":{"type":"object","title":"Verdict","required":["verdict","confidence","reasoning","evidence"],"properties":{"verdict":{"enum":["supported","unsupported","uncertain"],"type":"string","title":"Verdict"},"evidence":{"type":"array","items":{"type":"string"},"title":"Evidence"},"reasoning":{"type":"string","title":"Reasoning"},"confidence":{"type":"number","title":"Confidence"}},"description":"The structured judgment an agent pays for."},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.35","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":"$0.35/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.35","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.35","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_h20j1gLovBXLj7HmntY19","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.35","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Verifies a text claim as supported, unsupported, or uncertain, returning a confidence score, reasoning, and evidence","exampleAgentPrompt":"Can you verify this claim for me — 'The Eiffel Tower is taller than the Empire State Building' — and tell me whether it's supported or not, how confident you are, and what evidence backs the verdict?","exampleUseCases":[{"title":"Customer support response verification","prompt":"Before we send this reply to the customer, can you fact-check what our agent is about to say? The claim is 'Our product ships within 48 hours to all US addresses' — I need to know if that's actually accurate, how confident you are, and what evidence supports it."},{"title":"News article claim validation","prompt":"I'm reading through this news snippet our agent pulled in, and I'm skeptical about one statement. Can you verify whether 'Solar panels convert about 20% of sunlight into electricity' is true or false, and show me the reasoning and evidence behind your verdict?"},{"title":"AI-generated content accuracy check","prompt":"My AI agent just wrote a product description that mentions 'titanium is non-magnetic' — before we publish it, can you fact-check that claim for me and give me your confidence score plus the evidence you're basing that on?"}],"resultDescription":"Returns a structured verdict object containing: a verdict enum ('supported', 'unsupported', or 'uncertain'), a numeric confidence score (0–1), a reasoning string explaining the judgment, and an array of evidence strings backing the verdict.","failureModes":["Missing required 'claim' field returns a validation error","Claim is too vague or ambiguous resulting in an 'uncertain' verdict with low confidence","Service unavailable on render.com cold start causing timeout","Payment failure (x402) if USDC balance is insufficient — request is rejected before processing","Overly long or complex claim may reduce reasoning quality"],"whenToPreferThis":"Use Verity when an AI agent needs to programmatically fact-check a specific claim or statement, especially in pipelines where trust, accuracy, or hallucination detection matters. Prefer this over general LLM reasoning when you need a structured, paid, auditable verdict with explicit evidence and confidence rather than an inline model guess.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T06:35:21.355Z","isFirstParty":false}