Here are some simple PHP examples for how to use the Free Valuator API.
Your API credentials exist of your username and your API key. You can get your API key in your account at Free Valuator. Go to My Account > API Access. Here you can get your API Key which you will need to communicate with the API.
If you need support with the Free Valuator API, check out the API documentation at Free Valuator or contact Free Valuator.
This code is licensed under the GNU license.