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Integration notes

Guides for reliable UK company data

Practical patterns built around the public API contract: what to request, what to preserve, and where a response retains uncertainty.

  1. Core APILook up a UK company by company numberFetch a normalised company profile and assess what the response can—and cannot—tell you.5 min read
  2. Integration patternsEnrich a list of UK companies safelyIterate the entity endpoint with bounded concurrency, retries, and per-company results.6 min read
  3. Risk signalsScreen company risk without overstating certaintyUse confirmed flags, indeterminate checks, coverage, and the score bounds together.6 min read
  4. AgentsConnect an agent through MCP and OAuthConnect through OAuth, complete email-link authorisation, and understand MCP tools, API-key alternatives, and quotas.4 min read
  5. ReferenceUK registry-to-API field mapMap Companies House and Insolvency Service response fields, with source licences and known limits.9 min read