> ## Documentation Index
> Fetch the complete documentation index at: https://docs.paysight.io/llms.txt
> Use this file to discover all available pages before exploring further.

# Technical reference

> Moved to Configuration and API reference

This page has been consolidated into the reference section:

* [Configuration reference](/widget-sdk/reference/configuration) — full `WidgetConfig`
* [API reference](/widget-sdk/reference/api) — `createWidget`, `submitPayment`, `submitUpsell`
* [Events reference](/widget-sdk/reference/events) — `EVENT_TYPES` catalog
* [Error codes](/widget-sdk/reference/error-codes) — structured `ERROR` payloads