WordPress Automatic plugin can import from other sites to WordPress or generate new posts using OpenAI API. It also can automatically generate the featured images using OpenAI Dalle 3 and here are the steps to follow

1- Visit the plugin settings page and add your OpenAI API key

2- Make sure that you have added a payment method and charged your API with credit, this feature will only work if you have already charged. If not, it will not work as it is not free and is not included in

3- Enable the option to use Dalle 3 and adjust the prompt if needed or leave it as-is