{"name":"UK House Price Index","about":"The official UK House Price Index for a postcode's local authority in England or Wales: latest published monthly average price, monthly and annual change, index value, average price by property type and for first-time buyers. Use for area price trends, valuations and market research alongside individual sales data.","endpoints":{"GET /hpi?postcode=":"Paid per request over x402 ($0.01 in USDC).","GET /openapi.json":"Free. Machine-readable description."},"source":"Contains HM Land Registry data © Crown copyright and database right 2026. This data is licensed under the Open Government Licence v3.0. UK House Price Index, calculated by the Office for National Statistics; monthly figures are revised as more sales are registered."}