---
lang: en
title: 'API docs: openapi-v3.controllerspec.components'
keywords: LoopBack 4.0, LoopBack 4, Node.js, TypeScript, OpenAPI
sidebar: lb4_sidebar
editurl: https://github.com/strongloop/loopback-next/tree/master/packages/openapi-v3
permalink: /doc/en/lb4/apidocs.openapi-v3.controllerspec.components.html
---

<!-- Do not edit this file. It is automatically generated by API Documenter. -->

[Home](./index.md) &gt; [@loopback/openapi-v3](./openapi-v3.md) &gt; [ControllerSpec](./openapi-v3.controllerspec.md) &gt; [components](./openapi-v3.controllerspec.components.md)

## ControllerSpec.components property

OpenAPI components.schemas generated from model metadata

<b>Signature:</b>

```typescript
components?: ComponentsObject;
```