Requirements
- WordPress >= 4.0
- PHP ^5.5.9 or ^7.0
Installation
If you’re using Composer to manage WordPress, add Papi to your project’s dependencies. Run:
composer require wp-papi/papi
Or manually add it to your composer.json:
{
  "require": {
    "php": "^5.5.9 || ^7.0",
    "wordpress": "^4.0",
    "wp-papi/papi": "^3.0"
  }
}