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wp-rest-api

separate

Use when building, extending, or debugging WordPress REST API endpoints/routes: register_rest_route, WP_REST_Controller/controller classes, schema/argument validation, permission_callback/authentication, response shaping, register_rest_field/register_meta, or exposing CPTs/taxonomies via show_in_rest.

When to use

• create or update REST routes/endpoints
• debug 401/403/404 errors or permission/nonce issues
• add custom fields/meta to REST responses
• expose custom post types or taxonomies via REST
• implement schema + argument validation
• adjust response links/embedding/pagination

Skill page

Source