{"uid":"cap_UQ_qbk26YLMuhihbrLtmF","slug":"lobre-lat-fact-linkage-claim-verifier-bc6ace13","name":"lobre.lat Fact-Linkage Claim Verifier","description":"Verify claims via fact-check databases with LLM fallback.","url":"https://lobre.lat/api/v1/analysis/memory/fact-linkage","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"claim":{"type":"string"},"language":{"type":"string","description":"ISO 639-1 language code. Default: en"}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.12","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":"down","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.12/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.12","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.12","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_lb5UNmDvmQ1ik8vLhjzwi","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.12","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 against fact-check databases, falling back to LLM reasoning when database coverage is insufficient.","exampleAgentPrompt":"Can you fact-check this claim for me: 'The Great Wall of China is visible from space with the naked eye'? Run it through the fact-check database in English.","exampleUseCases":null,"resultDescription":"Returns a verification result indicating whether the claim is supported, refuted, or unverified, along with relevant fact-check database matches or LLM-based reasoning when database coverage is insufficient.","failureModes":["Claim is too vague or ambiguous to verify — returns uncertain or null result","Unsupported language code — falls back to English or returns error","Claim is outside fact-check database coverage and LLM fallback is also inconclusive","Payment of $0.12 USDC not received — request rejected with 402 status","Network timeout or upstream database unavailability"],"whenToPreferThis":"Use this endpoint when you need to verify specific factual claims, especially those that may appear in news, social media, or user-generated content. Prefer this over a generic LLM query because it queries structured fact-check databases first, providing cited sources and improving accuracy; the LLM is only a fallback. Best for discrete, verifiable assertions rather than open-ended questions.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T15:25:45.190Z","isFirstParty":false}