# Clearance > Instant risk screening of UK advertising copy against UK advertising rules (CAP Code areas): misleading claims, pricing, health, alcohol, gambling, financial promotions, environmental claims, ad disclosure, promotions, children, motoring, employment and business opportunities, competitor comparisons, cosmetic interventions, telecoms claims. Deterministic rules engine, machine-readable flags with fix suggestions. Not legal advice; not affiliated with the ASA or CAP. ## API for agents - [Agent quickstart](https://clearancecheck.co.uk/agents): authenticate, check copy, pay (API key or x402) - [OpenAPI specification](https://clearancecheck.co.uk/openapi.json): full schema for POST /api/public/v1/check - [Rule catalogue](https://clearancecheck.co.uk/api/public/v1/rules): rule areas covered, with citations ## Product - [Web checker](https://clearancecheck.co.uk/): human-facing tool, 3 free checks/month - [Pricing](https://clearancecheck.co.uk/#pricing): Pro £39/mo (2,500 API calls), Agency £99/mo (25,000 API calls); pay-per-call via x402 at $0.50 USDC/check - [Rules explained](https://clearancecheck.co.uk/rules): plain-English articles on UK ad rules