{"uid":"cap_f-578vXrVaAD7JxKHpRrS","slug":"uk-companies-house-register-search-profile-lookup-0d8e034e","name":"UK Companies House Register Search & Profile Lookup","description":"Search the official UK Companies House register to verify a business is registered — UK company search, status, type and registered details lookup (KYB) by name or number, or fetch a detailed company profile (registered address, SIC codes, officers) by company number. Official UK register coverage.","url":"https://x402-endpoints.onrender.com/uk-companies/search","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET","HEAD","DELETE"],"type":"string"},"queryParams":{"type":"object","required":[],"properties":{"q":{"type":"string","description":"Company name or number, e.g. 'Tesco' or '00445790'"},"limit":{"type":"integer","description":"Max results [1-50], e.g. 20"},"start_index":{"type":"integer","description":"Pagination offset, e.g. 0"},"company_number":{"type":"string","description":"If set, return the detailed profile for this number, e.g. '00445790'"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":{"type":"json","example":{"mode":"search","count":1,"query":"Tesco","cached":false,"source":"UK Companies House Public Data API (api.company-information.service.gov.uk)","companies":[{"title":"TESCO PLC","company_type":"plc","company_number":"00445790","company_status":"active","address_snippet":"Tesco House, Shire Park, Kestrel Way, Welwyn Garden City, United Kingdom, AL7 1GA","date_of_creation":"1947-11-27"}],"timestamp":"2026-06-25T12:00:00Z","disclaimer":"Indicative data from the UK Companies House register, not a compliance opinion.","start_index":0,"total_results":356,"items_per_page":20}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.01","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":"$0.01/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_xLQzFUVhXmdTlW7rqxT2c","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Searches the official UK Companies House register by company name or number, or fetches a detailed company profile including registered address, SIC codes, and officers.","exampleAgentPrompt":"Can you search the UK Companies House register for 'Rolls-Royce Holdings' and tell me its company number, registration status, registered address, and SIC codes?","exampleUseCases":null,"resultDescription":"Returns a list of matching UK companies with their company numbers, names, statuses, and types for a name search; or a detailed company profile including registered address, SIC codes, incorporated date, and officers when queried by company number.","failureModes":["No results found for an obscure or misspelled company name","Invalid company number returns an empty or error response","Rate limiting or payment failure returns HTTP 402","Dissolved or struck-off companies may appear in results but with inactive status","Pagination offset beyond total results returns empty list"],"whenToPreferThis":"Use this endpoint when you need to verify or look up a UK-registered business against the official Companies House register — ideal for KYB (Know Your Business) checks, compliance workflows, due diligence, or retrieving authoritative registered address and officer data. Prefer this over general web search when you need official, structured registry data.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T03:39:33.100Z","isFirstParty":false}