OptinMonster uses API Keys to allow you to connect OptinMonster with other platforms.
You can create and manage your API Keys by navigating to the My Account > API page.
Troubleshooting
Do I need to create an API Key to connect OptinMonster to my WordPress site?
No, an API Key is no longer required to connect the OptinMonster plugin for WordPress with your OptinMonster account. Learn more about installing the OptinMonster WordPress plugin.