{"uid":"cap_HCV8LKTqlhWbI4KKvF2VD","slug":"alvento-companies-kyb-api-e921a944","name":"Alvento Companies KYB API","description":"UK company verification (Know Your Business) over Companies House, with sanctions and disqualified-director cross-checks.","url":"https://companies.alvento.uk/v1/company/%7Bnumber%7D","method":"GET","headers":{},"bodySchema":null,"responseSchema":{"type":"json"},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"1.25","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":"$1.25/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"1.25","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"1.25","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_du2TlO0zIGsmusWAuhjnU","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"1.25","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Verifies UK companies via Companies House and cross-checks sanctions lists and disqualified directors for KYB compliance.","exampleAgentPrompt":"Can you run a KYB check on UK company number 12345678 — I need to know if it's active, whether it shows up on any sanctions lists, and if any of its directors have been disqualified?","exampleUseCases":[{"title":"Onboarding vendor compliance check","prompt":"Before we sign a contract with this new UK supplier, can you verify company number 09876543 through Companies House and flag any sanctions hits or disqualified directors?"},{"title":"Investor due diligence on UK startup","prompt":"I'm considering investing in a UK startup — their company number is 11223344. Can you do a full KYB check and tell me if anything looks off, like sanctions exposure or dodgy directors?"},{"title":"Automated KYB for fintech onboarding","prompt":"We just received a business account application from UK company 07654321 — run a KYB verification on them including sanctions and disqualified director checks before we approve the account."}],"resultDescription":"A JSON object containing UK company details sourced from Companies House (e.g. company name, status, incorporation date, registered address, officers), along with flags indicating whether the company or its directors appear on sanctions lists or the disqualified directors register.","failureModes":["Invalid or non-existent company number returns a 404 or error response","Non-UK company numbers are not supported","Payment failure via x402 results in 402 response and no data returned","Sanctions/disqualified director data may have a freshness lag from upstream sources","Rate limiting may occur for high-volume requests"],"whenToPreferThis":"Choose this endpoint when you need to verify a UK-registered company specifically, including cross-referencing against sanctions lists and the disqualified directors register. It is purpose-built for KYB compliance workflows targeting UK entities and aggregates Companies House data with compliance screening in a single call. Prefer this over generic company lookup services when regulatory compliance, sanctions screening, or director due diligence is required for UK businesses.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T18:30:02.607Z","isFirstParty":false}