---
title: Concepts
description: Understand the core concepts behind AI Search, including indexing, querying, and search modes.
image: https://developers.cloudflare.com/dev-products-preview.png
---

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

[Skip to content](#%5Ftop) 

# Concepts

* [ How AI Search works ](https://developers.cloudflare.com/ai-search/concepts/how-ai-search-works/)
* [ Namespaces ](https://developers.cloudflare.com/ai-search/concepts/namespaces/)
* [ Search modes ](https://developers.cloudflare.com/ai-search/concepts/search-modes/)

```json
{"@context":"https://schema.org","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"item":{"@id":"/directory/","name":"Directory"}},{"@type":"ListItem","position":2,"item":{"@id":"/ai-search/","name":"AI Search"}},{"@type":"ListItem","position":3,"item":{"@id":"/ai-search/concepts/","name":"Concepts"}}]}
```