{"uid":"cap_BdT-sYnJJsCWcDe1ehYm0","slug":"factstamp-entity-verification-7a97af32","name":"FactStamp Entity Verification","description":"Figure, entity, citation and dependency verification for other agents. Cited to dated primary sources. Unknown is valid.","url":"https://factstamp.agentrails.workers.dev/entity?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input","output"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"body":{"type":"object"},"type":{"const":"http"},"method":{"const":"POST"},"bodyType":{"const":"application/json"}},"additionalProperties":true},"output":{"type":"object","required":["type","example"],"properties":{"type":{"const":"json"},"example":{"type":"object"}},"additionalProperties":true}},"additionalProperties":false},"responseSchema":{"type":"json","example":{"best":{"id":"549300HGQ43STJLLP808","name":"SHOPIFY INC.","source":"gleif","jurisdiction":"CA-ON","registration_status":"ISSUED"},"query":"Shopify Inc.","sources":[{"source":"gleif","licence":"CC0 1.0 Universal","http_status":200}],"verdict":"found","accepted":1}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.05","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":"$0.05/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.05","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.05","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_rWsAENw3S4lMYruQs08FI","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.05","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Verifies and resolves named entities (companies, organizations) against dated primary sources like GLEIF, returning a verdict, canonical identifier, and source citations.","exampleAgentPrompt":"Can you verify whether 'Shopify Inc.' is a real registered legal entity and give me its official LEI identifier and jurisdiction, cited to a primary source?","exampleUseCases":[{"title":"Agent pipeline entity grounding","prompt":"Before my agent summarizes this report, verify that 'OpenAI LLC' is a real registered entity and return its canonical legal name and primary-source citation so I can trust the output."},{"title":"Compliance due-diligence check","prompt":"I need to onboard a new vendor — can you check whether 'Acme Logistics GmbH' is a legitimately registered company, its jurisdiction, and give me a citation to the official registry?"},{"title":"Financial data fact-checking","prompt":"A research report mentions 'Tesla Motors Inc.' — can you confirm the exact registered legal name, LEI code, and registration status from a dated primary source?"}],"resultDescription":"Returns a JSON object with a 'verdict' field (e.g. 'found' or 'unknown'), a 'best' match containing canonical name, LEI identifier, jurisdiction, and registration status, a 'query' echo, and a 'sources' array listing source name, licence, and HTTP status for full citation traceability.","failureModes":["Entity not found in any registry — returns verdict 'unknown', which is a valid and expected result","Ambiguous entity name matches multiple records — best match may not be the intended entity","Registry source unavailable — HTTP status in sources array will reflect upstream failure","Malformed request body — returns 4xx error","Payment not processed — returns 402 Payment Required before verification runs"],"whenToPreferThis":"Use FactStamp Entity when you need a primary-source, citable verification of a legal entity name with an LEI or registry identifier — particularly in agentic pipelines where downstream agents need trusted, dated citations rather than web-scraped or LLM-hallucinated facts. Prefer this over general web search when regulatory compliance, audit trails, or fact-grounding for AI agent outputs are required.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-01T18:34:34.916Z","isFirstParty":false,"canonicalSlug":"factstamp-entity-verification-7a97af32"}