{"uid":"cap_M_Vm5MmVaN9qQz2TzMFMn","slug":"opendata402-uk-companies-house-lookup-b01aca3e","name":"opendata402 UK Companies House Lookup","description":"UK company register (Companies House): by company number or name. Returns name, number, status, type, incorporation and cessation dates, registered office address, SIC industry codes, previous names, accounts and confirmation statement due dates, and liquidation, insolvency and charges flags. Officers and persons with significant control are left out (personal data). Use it for KYC and supplier checks. Companies House data.","url":"https://opendata402.com/v1/companies/uk?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET"],"type":"string"},"queryParams":{"type":"object","properties":{"name":{"type":"string","pattern":"^[\\p{L}0-9 .,&'()-]{2,80}$","description":"Company name or part of it."},"limit":{"type":"string","pattern":"^([1-9]|1[0-9]|20)$","description":"Max results for a name search (default 5, max 20)."},"number":{"type":"string","pattern":"^[A-Z0-9]{8}$","description":"8-character company number, e.g. 00445790 or SC123456."}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.001","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":"$0.001/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_ji_HISGppmUnlPd4luLrO","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.001","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Look up UK registered companies by company number or name, returning registration details, status, addresses, SIC codes, and compliance flags for KYC and supplier checks.","exampleAgentPrompt":"Can you look up the UK company with Companies House number 00445790 and tell me its current status, registered address, SIC codes, and whether it has any insolvency or charges flags?","exampleUseCases":[{"title":"Supplier due diligence check","prompt":"Before we sign this contract, can you check UK company number SC123456 on Companies House and tell me if it's still active, what type of company it is, its registered address, and whether there are any insolvency or charges flags against it?"},{"title":"KYC name search for onboarding","prompt":"I need to onboard a UK business called 'Acme Trading Ltd' — can you search for it by name in the UK company register and return its company number, status, incorporation date, and any liquidation flags?"},{"title":"Monitoring accounts filing deadlines","prompt":"Can you pull up the Companies House record for UK company number 07654321 and tell me when its next accounts and confirmation statement are due?"}],"resultDescription":"A JSON object (or array for name searches) containing: company name, company number, company status (e.g. active, dissolved), company type, incorporation date, cessation date if applicable, registered office address, SIC industry codes, previous names, accounts due date, confirmation statement due date, and boolean flags for liquidation, insolvency, and registered charges. Officers and persons with significant control are excluded.","failureModes":["Company number not found: returns empty or 404-style response","Invalid company number format (not 8 alphanumeric characters): rejected by input validation","Name search returns no matches if the name fragment is too short or too obscure","Name search may return many partial matches requiring further filtering","Rate limiting or payment failure may prevent the call from completing","Dissolved or struck-off companies may have incomplete or missing fields"],"whenToPreferThis":"Use this endpoint when you need authoritative UK company data directly from the Companies House register — particularly for KYC, supplier vetting, or compliance workflows. Prefer it over general web search when you need structured fields like SIC codes, incorporation dates, insolvency flags, or registered addresses. For Norwegian companies use the sibling Brønnøysund endpoint instead. Note that officer and PSC (persons with significant control) data are not included.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-15T06:30:21.865Z","isFirstParty":false,"canonicalSlug":"opendata402-uk-companies-house-lookup-b01aca3e"}