# The WordPress docs that matter

> The official documentation, linked to its current version: core handbooks, the block editor, page builders, AI and MCP, REST and WP-CLI.

Source: https://mcpforwp.com (MCP for WP, free and read-only). 

## Core handbooks

- [Plugin Handbook](https://developer.wordpress.org/plugins/): Building plugins: hooks, settings, security, internationalization.
- [Theme Handbook](https://developer.wordpress.org/themes/): Block themes, theme.json, templates and patterns.
- [Common APIs](https://developer.wordpress.org/apis/): Options, HTTP, transients, cron, and the other core APIs.
- [Code Reference](https://developer.wordpress.org/reference/): Every function, hook, class and method, with the version it arrived in.
- [Security](https://developer.wordpress.org/apis/security/): Sanitizing, escaping, nonces and capability checks.
- [Coding Standards](https://developer.wordpress.org/coding-standards/): PHP, JavaScript, CSS, HTML and accessibility standards.

## Blocks and the editor

- [Block Editor Handbook](https://developer.wordpress.org/block-editor/): Creating blocks, extending the editor, data and components.
- [block.json metadata](https://developer.wordpress.org/block-editor/reference-guides/block-api/block-metadata/): The recommended way to register a block.
- [Interactivity API](https://developer.wordpress.org/block-editor/reference-guides/interactivity-api/): Front-end interactivity for blocks without a framework.

## Page builders

- [Elementor](https://developers.elementor.com/docs/): Custom widgets, controls, dynamic tags and hooks.
- [Divi](https://dev.elegantthemes.com/): Divi 5 modules, extensions and the builder APIs.
- [Beaver Builder](https://docs.wpbeaverbuilder.com/): Custom modules, hooks and filters. Official MCP: https://docs.wpbeaverbuilder.com/bb-ai/build/build-with-mcp
- [Bricks](https://academy.bricksbuilder.io/): Elements, query loops, custom elements and hooks.
- [Breakdance](https://breakdance.com/documentation/): User guide and developer docs, including custom elements.
- [Oxygen](https://oxygenbuilder.com/documentation/): Oxygen 6 docs, by the team behind Breakdance.
- [WPBakery](https://kb.wpbakery.com/): Knowledge base, including the inner API for custom elements.

## AI and MCP

- [Abilities API](https://developer.wordpress.org/apis/abilities-api/): Register what a site can do, so agents and other code can call it.
- [AI Client in WordPress 7.0](https://make.wordpress.org/core/2026/03/24/introducing-the-ai-client-in-wordpress-7-0/): wp_ai_client_prompt() and provider plugins.
- [MCP Adapter](https://github.com/WordPress/mcp-adapter): The official plugin that exposes abilities to MCP clients.

## Tools and operations

- [REST API Handbook](https://developer.wordpress.org/rest-api/): Routes, authentication and extending the REST API.
- [WP-CLI commands](https://developer.wordpress.org/cli/commands/): Every WP-CLI command and its options.
- [Advanced Administration](https://developer.wordpress.org/advanced-administration/): Hosting, performance, security hardening and debugging.
- [WordPress Playground](https://wordpress.github.io/wordpress-playground/): A full WordPress in the browser, for testing and demos.

For a function, hook or class, call the `wp_docs` tool: it searches developer.wordpress.org live.