Extending the REST API

Guides

Modifying responses: add fields to REST API response objects using register_meta or register_rest_field Adding Endpoints: create custom REST API endpoints for your plugin or application Working with Custom Content Types: learn how to interact with your custom post types and custom taxonomies through the REST API

Resources

Defining your API Schema: define the schema for your REST API resources and their arguments Glossary: get up to speed with phrases used throughout our documentation Routes & Endpoints: dive deeper into the nuances of REST API routes and the endpoints they provide Controller Classes: discover how to structure and extend REST API endpoint controller classes Frequently Asked Questions: see some of the most frequent inquiries about the REST API and learn how to solve common problems