{"name":"capi2 Claim Verify","service_name":"capi2 Claim Verify","version":"1.7.0","description":"Paid supplied-source evidence matching for vendor claims, AI/SaaS due diligence, procurement, RFP and security workflows.","homepage":"https://capi2-claim-verify.onrender.com","protocol":"x402","network":"eip155:8453","asset":"USDC","payTo":"0x4B4031bd3B334e010E6ecE66d14DEa59eB34122a","tags":["claim verification","vendor risk","due diligence","fact checking","procurement"],"buyer_queries":["verify a vendor claim against public evidence","fact check an AI vendor or SaaS claim","procurement due diligence evidence","vendor risk evidence check","RFP or security questionnaire claim verification"],"best_for":["Checking whether one or more supplied public pages contain support for a precise vendor claim","Extracting short evidence snippets for procurement, RFP, security, privacy, and SaaS review workflows","Getting a conservative supported, contradicted, or uncertain result in structured JSON"],"not_for":["Independent certification, legal advice, or a full vendor audit","Discovering sources across the open web; the buyer must supply the URLs","Automated regulated or high-impact decisions without qualified human review"],"production_proof":{"verified":true,"amount_usdc":"0.01","network":"eip155:8453","marketplace":"PayAPI Market","transaction":"0x4e94a877189eda0e0eb8950a1a1fde68cef7b1dee85edc2bc1e31834617c38fb","scope":"payment and HTTP 200 production canary; not an organic customer sale"},"resources":[{"name":"capi2 Claim Verify","resource":"https://capi2-claim-verify.onrender.com/v1/claim-verify","endpoint":"POST /v1/claim-verify","method":"POST","price_usd":0.01,"tags":["claim verification","vendor risk","due diligence","fact checking","procurement"],"summary":"Check one precise claim against up to three buyer-supplied public URLs and return evidence snippets plus a conservative verdict.","input_schema":{"type":"object","properties":{"vendor_url":{"type":"string","format":"uri","description":"Public source URL containing evidence relevant to the claim."},"source_urls":{"type":"array","minItems":1,"maxItems":3,"uniqueItems":true,"items":{"type":"string","format":"uri"},"description":"Optional list of up to three public evidence URLs. These are checked together; vendor_url remains supported for backward compatibility."},"claim":{"type":"string","minLength":3,"maxLength":1200,"description":"Vendor, product, compliance, security, or commercial claim to verify."},"vendor_name":{"type":"string","maxLength":200},"claim_id":{"type":"string","maxLength":200},"request_type":{"type":"string","maxLength":120},"verification_type":{"type":"string","maxLength":120}},"anyOf":[{"required":["vendor_url","claim"]},{"required":["source_urls","claim"]}],"additionalProperties":true},"example_request":{"vendor_url":"https://example.com/security","claim":"Vendor states that customer data is encrypted at rest."},"output_example":{"protocol":"capi2.claim_verify/1.7.0","vendor_url":"https://example.com/security","claim":"Vendor states that customer data is encrypted at rest.","verification_status":"supported","verification_result":"supported","verdict":"SUPPORTED_BY_SUPPLIED_SOURCE","confidence":0.88,"evidence_summary":"Customer data is encrypted at rest.","evidence_source_urls":["https://example.com/security"],"evidence":[{"text":"Customer data is encrypted at rest.","score":0.9,"source_url":"https://example.com/security"}],"caveats":["Checks only the supplied public URL."],"request_id":"cv_018f5f8f0c2b4f7a","checked_at":"2026-08-26T15:00:00Z","sources_checked":1,"source_results":[{"requested_url":"https://example.com/security","final_url":"https://example.com/security","status":"checked"}]},"discovery_extension":"bazaar"}],"free_endpoints":["/","/buy","/health","/robots.txt","/llms.txt","/.well-known/x402","/.well-known/x402-service.json","/.well-known/agent.json","/openapi.json","/v1/quote","/v1/examples","/v1/claim-verify/schema","/v1/claim-verify/dry-run"]}