wp-rest-api

Develop and debug WordPress REST API endpoints with schema validation and authentication.

27|1|Updated Feb 16, 2026
One-click install
npx skills add https://github.com/dr-robert-li/cowork-wordpress-expert --skill wp-rest-api-dr-robert-li
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: wp-rest-api
Source: https://github.com/dr-robert-li/cowork-wordpress-expert/tree/main/references/wp-rest-api
Command: npx skills add https://github.com/dr-robert-li/cowork-wordpress-expert --skill wp-rest-api-dr-robert-li

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes scripts (resource) and references (resource) components.

What problem does it solve?

This Skill streamlines the process of creating, extending, and troubleshooting WordPress REST API endpoints, ensuring seamless data exchange for your WordPress site.

Core Features & Use Cases

  • Endpoint Registration: Define new REST routes and endpoints using register_rest_route or controller classes.
  • Data Validation & Sanitization: Implement robust argument validation and sanitization using schemas.
  • Authentication & Permissions: Secure endpoints with appropriate authentication and permission callbacks.
  • Response Shaping: Customize API responses, add fields, and manage links.
  • Use Case: Develop a custom endpoint for a plugin to manage user-submitted data, ensuring only authenticated users can access and modify their own entries.

Quick Start

Use the wp-rest-api skill to register a new REST route for managing custom plugin settings.

Frequently Asked Questions about wp-rest-api

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I create custom WordPress REST API endpoints?

You create custom WordPress REST API endpoints by defining new routes using register_rest_route or controller classes, implementing argument validation, and securing endpoints with permission callbacks.

How do I validate and sanitize data in WordPress REST API routes?

Validate and sanitize data in WordPress REST API routes by implementing robust argument validation and sanitization using schemas, ensuring seamless data exchange for your site.

How do I secure WordPress REST API endpoints with authentication?

Secure WordPress REST API endpoints with authentication by assigning appropriate permission callbacks, ensuring only authenticated users can access and modify their own entries.

Do I need Node.js and Bash to develop WordPress REST API endpoints?

Yes, you need Node.js and Bash to execute the scripts required for developing and debugging WordPress REST API endpoints, which targets WordPress 6.9+ and utilizes WP-CLI.

How do I customize API responses and add fields to WordPress REST endpoints?

Customize API responses and add fields to WordPress REST endpoints by shaping responses, adding custom fields, and managing links to extend the default data structure.

Why is my WordPress REST API endpoint returning a permissions error?

A WordPress REST API endpoint returns a permissions error when authentication handling or permission callbacks are missing or misconfigured, preventing access to the custom route.