{
  "id": 15030178,
  "title": "Sub-20ms UK Companies House API: Address Sanitization, KYB & Balance Sheet Extraction",
  "url": "https://urgent.news/2026/10/16/sub-20ms-uk-companies-house-api-address-sanitization-kyb-balance",
  "topic": "tech",
  "section": "Tech",
  "published": "2026-10-16T19:54:43.000Z",
  "source": {
    "name": "Dev.to",
    "slug": "dev-to",
    "url": "https://dev.to/james2050/sub-20ms-uk-companies-house-api-address-sanitization-kyb-balance-sheet-extraction-4594"
  },
  "original_language": "en",
  "account": "The UK Companies House API has been redesigned to achieve sub-20ms response times, offering a revolutionary solution for developers. This enhanced API tackles several common pain points associated with accessing Companies House data. It resolves issues like rate-limit dropouts, which typically manifest as HTTP 429 Too Many Requests errors. Additionally, it corrects the formatting of addresses, ensuring they are rendered in Title Case and paired with accurate WGS-84 GPS coordinates. The API also addresses the absence of geographical coordinates in earlier versions, providing this crucial data for location-based services.\n\nAnother significant improvement is the automated extraction of directors' KYB (Know Your Beneficiary) information. This feature instantly categorizes active and resigned board members, streamlining the process for businesses. The platform further enhances functionality with Automated Vision Extraction, allowing for the scanning of filing PDFs and conversion of balance sheet metrics into clean JSON format. This enables easy integration with web applications and real-time analytics.\n\nThe API's CORS PDF Streaming capability is a game-changer, as it directly proxies official filing PDFs into web portals and iFrames, eliminating the need for complex downloads or manual data entry. These enhancements have been designed to make the process of working with Companies House data more efficient, reliable, and user-friendly. For developers, the platform is already operational and readily available for testing. The open-source wrapper for Laravel developers can be found on Packagist under the repository name jamesforsyth/laravel-uk-kyb-edge. To experience the full capabilities of this new API, developers are encouraged to explore the live sandbox and demo available at the provided link.",
  "summary": "If you’ve ever built against Companies House data, you know the pain: Rate-limit dropouts (HTTP 429 Too Many Requests) ALL-CAPS addresses and missing GPS coordinates Dropped leading zeroes on Scottish company numbers Balance sheet PDFs you can't easily query or render in browser apps So I built a fix. 😁 The sub-20ms API and web demo are live in production today! The live website demo is already…",
  "key_points": [],
  "editors_take": null,
  "illustration": null,
  "coverage": {
    "outlets": 1,
    "also_reported_by": []
  },
  "ai_generated": true,
  "disclaimer": "Summaries, key points and the editor’s take are written by software from other outlets’ reporting and may contain errors — always check the linked original."
}