Please note: You need to create a free MailChimp account before you can integrate. Click here to create your MailChimp account now.
First, log in to your MailChimp account viaÂ http://www.mailchimp.com/.
Once logged in, go to the Account menu (top left) and select the “Api Keys & Info” link.
Your API Dashboard will look like this, but populated with stats.