# RAPI Documentation

## Overview

![RAPI Overview](https://2782441740-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FjLjPj3wCHnfCfuOYQpf4%2Fuploads%2Fgit-blob-b0cf226f27353fb233588697231674bf52a85539%2FRapiDiagram%20\(1\).png?alt=media)

## Usage Limits

Every tenant has a limit on their maximum number of catalogs and items in a catalog. That limit depends on the purchased package. If an item or catalog is created that would cross the limit, the call returns status 402.

## API Reference Index

* [Authentication](https://docs.roomle.com/rubens/rest-api/rest-api-reference/endpoints/authentication)
* [User](https://docs.roomle.com/rubens/rest-api/rest-api-reference/endpoints/user)
* [UserSettings](https://docs.roomle.com/rubens/rest-api/rest-api-reference/endpoints/usersettings)
* [Catalog](https://docs.roomle.com/rubens/rest-api/rest-api-reference/endpoints/catalog)
* [Item](https://docs.roomle.com/rubens/rest-api/rest-api-reference/endpoints/item)
* [Component](https://docs.roomle.com/rubens/rest-api/rest-api-reference/endpoints/component)
* [Plan](https://docs.roomle.com/rubens/rest-api/rest-api-reference/endpoints/plan)
* [PlanSnapshot](https://docs.roomle.com/rubens/rest-api/rest-api-reference/endpoints/plansnapshot)
* [Material](https://docs.roomle.com/rubens/rest-api/rest-api-reference/endpoints/material)
* [Texture](https://docs.roomle.com/rubens/rest-api/rest-api-reference/endpoints/texture)
* [PriceService](https://docs.roomle.com/rubens/rest-api/rest-api-reference/endpoints/priceservice)
* [Price](https://docs.roomle.com/rubens/rest-api/rest-api-reference/endpoints/price)
* [Mesh](https://docs.roomle.com/rubens/rest-api/rest-api-reference/endpoints/mesh)
* [Configuration](https://docs.roomle.com/rubens/rest-api/rest-api-reference/endpoints/configuration)
* [Tag](https://docs.roomle.com/rubens/rest-api/rest-api-reference/endpoints/tag)
* [ShortId](https://docs.roomle.com/rubens/rest-api/rest-api-reference/endpoints/shortid)
* [Configurator](https://docs.roomle.com/rubens/rest-api/rest-api-reference/endpoints/configurator)
* [Statistics](https://docs.roomle.com/rubens/rest-api/rest-api-reference/endpoints/statistics)

## Webhooks

For information about webhook, please check [here](https://docs.roomle.com/rubens/rest-api/rest-api-reference/webhook).