{"uid":"cap_P5l7xFo40_0ko8LKBBbuf","slug":"signalharness-multi-source-claim-evidence-report-584c3489","name":"SignalHarness Multi-Source Claim Evidence Report","description":"Explore 330 pay-per-call x402 API services and 27 agent-native digital products, with Base USDC pricing, secure Polar checkout, and free discovery.","url":"https://signalharness.ai/api/agent/services/multi_source_claim_evidence_report/invoke","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"request_json":{"type":"string","maxLength":65536,"minLength":2}}},"responseSchema":{"type":"json","example":{"replay":false,"result":{"warnings":["Verify the caller-supplied data before relying on this result."],"service_id":"multi_source_claim_evidence_report","analysis_json":"{\"example\":\"schema-valid caller-supplied data\"}","evidence_scope":"caller_supplied_data"},"status":"succeeded","receipt":{"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","usage":[],"status":"succeeded","network":"eip155:8453","artifacts":[],"endedAtMs":0,"latencyMs":0,"paymentId":"example-payment","receiptId":"example-receipt","requestId":"example-request","serviceId":"multi_source_claim_evidence_report","executionId":"example-execution","startedAtMs":0,"amountAtomic":"30000","resultSha256":"4d9632a41e9f60846455763ce1296e4b1c0aedd423d611c784c4fb286ef229d4","serviceVersion":"1.0.0","settlementReference":"0x0000000000000000000000000000000000000000000000000000000000000000"},"artifacts":[],"requestId":"example-request","executionId":"example-execution"}},"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_Q0DXUQRD3l1PZKuz3xsbO","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":"Analyzes and aggregates evidence from multiple sources to evaluate the validity of a given claim, returning a structured JSON analysis report.","exampleAgentPrompt":"Can you run a multi-source claim evidence report on this assertion: 'Electric vehicles produce more lifecycle CO2 than internal combustion engines' — I want a structured analysis with all supporting and contradicting evidence collected?","exampleUseCases":[{"title":"Fact-checking a news headline","prompt":"I saw this headline: 'Scientists confirm coffee causes cancer' — can you pull together a multi-source evidence report to see if this claim actually holds up?"},{"title":"Research claim validation for a paper","prompt":"I'm writing a paper and need to verify this claim: 'Remote work increases employee productivity by 20%' — can you run an evidence report that aggregates sources supporting or contradicting this?"},{"title":"Competitive market claim evaluation","prompt":"Our competitor claims their product reduces energy usage by 40% compared to industry average — can you generate a multi-source evidence report on that claim so I can see how well it's substantiated?"}],"resultDescription":"Returns a structured JSON analysis containing an evidence scope field, an analysis_json string with the aggregated findings, any applicable warnings (e.g. to verify caller-supplied data), and a full service receipt including payment ID, result hash, network info, and execution metadata.","failureModes":["Malformed or empty request_json returns a validation error","Claim context is ambiguous leading to low-confidence or generic analysis output","Evidence scope limited to caller-supplied data if external sources are unavailable","Service may return warnings when input data cannot be independently verified","Payment failure on Base network results in HTTP 402 and no analysis returned"],"whenToPreferThis":"Choose this endpoint when you need a structured, multi-source evidence evaluation of a specific claim and want a receipt-backed, auditable JSON report. It is especially useful for agent pipelines that need to justify decisions with evidence, verify factual assertions before acting on them, or produce compliance-ready documentation of claim analysis. Prefer this over generic web search when you need a normalized, schema-consistent evidence report with payment receipt provenance.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T19:01:32.241Z","isFirstParty":false}