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Strale KYB Essentials UK
x402
Strale KYB Essentials UK is a paid API for AI agents from api.strale.io, paid per call via x402, $1.62/call, status unknown (last checked 2026-09-14).
Looks up essential Know Your Business (KYB) data for a UK-registered company using its Companies House number, with an audit trail.
Price / call$1.62
Success—
StatusUnknown
How this service works
The trust layer for AI agents — 250+ independently tested data capabilities across 27 countries. Execute capabilities via REST, MCP, A2A, or x402 micropayments. Every call returns an audit record with cryptographic chain hashing.
Output
Returns structured JSON with essential KYB data for the UK company (e.g. company name, status, registered address, incorporation date, company type, officer details) plus a cryptographically hashed audit record for compliance traceability.
Example use cases
Vendor onboarding compliance check
“Before we onboard this UK supplier, can you pull their KYB essentials using their Companies House number 04567890 — I need to confirm they're active and get their registered address?”
Investor due diligence on UK startup
“I'm considering investing in a UK startup — their Companies House number is 12345678. Can you get me their incorporation date, company type, and current status for due diligence?”
Automated B2B customer verification
“A new UK business customer just signed up with Companies House number 07654321 — can you verify their registration is legitimate and active before we approve their account?”
Technical details
Endpoint
POSThttps://api.strale.io/x402/v2/solutions/kyb-essentials-ukWhen to prefer
Choose this endpoint when you need fast, structured KYB data for a UK company and have its Companies House number ready. Ideal for compliance workflows, vendor onboarding, or due diligence where an audit trail with cryptographic integrity is required. Prefer this over manual Companies House lookups when you need machine-readable JSON with guaranteed audit records.
Side effects
- Invalid or malformed Companies House number returns an error
- Company number not found in Companies House registry
- Rate limiting or payment failure (x402 micropayment rejected)
- Upstream Companies House API unavailability causing timeout or partial data
Input
Schema · Request body
| Field | Type | Description |
|---|---|---|
| vat_number | string | EU VAT number with country prefix (e.g. ATU14189108). Optional — used for VIES validation when the registry lookup does not return one (e.g. AT, SK); auto-derived from registry data where possible. |
| company_number | string | UK Companies House number |
Tags
x402
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