# Újnyílászárók – window and door price calculator

> Public calculation-only API. No inquiry, order, email or PDF submission. Do not send personal data.

- [API documentation](https://ujnyilaszarok.hu/kalkulator/agent-api/)
- [OpenAPI schema](https://ujnyilaszarok.hu/kalkulator/wp-json/uj-agent/v1/openapi.json)
- [Live product catalog](https://ujnyilaszarok.hu/kalkulator/wp-json/uj-agent/v1/catalog)
- [Sample prices](https://ujnyilaszarok.hu/kalkulator/minta-arak/)

Fetch catalog once, then POST catalogVersion and items to https://ujnyilaszarok.hu/kalkulator/wp-json/uj-agent/v1/calculate. All dimensions in CENTIMETRES; all amounts HUF. Follow catalog constraints; do not silently replace unsupported choices. Return technicalNotes and humanHandoff.url to the human for review. The link does not approve or send anything. Prices are indicative, not binding. An on-site measurement is required before manufacturing.