---
title: Create via API
description: Create a content security rule using the client-side security API.
image: https://developers.cloudflare.com/core-services-preview.png
---

> Documentation Index  
> Fetch the complete documentation index at: https://developers.cloudflare.com/client-side-security/llms.txt  
> Use this file to discover all available pages before exploring further.

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# Create via API

```json
{"@context":"https://schema.org","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"item":{"@id":"/directory/","name":"Directory"}},{"@type":"ListItem","position":2,"item":{"@id":"/client-side-security/","name":"Client-side security"}},{"@type":"ListItem","position":3,"item":{"@id":"/client-side-security/rules/","name":"Content security rules"}},{"@type":"ListItem","position":4,"item":{"@id":"/client-side-security/rules/create-api/","name":"Create via API"}}]}
```