For all new customers that subscribe to Wasabi after March 20, 2018, Wasabi's default pricing plan is the Free Egress pricing plan described here. All customers that sign up for Wasabi on or after that date will be on this pricing plan.
You can can also verify which pricing plan you are on via Wasabi Management Console -> My Profile -> Billing and viewing the Billing page (excerpt below).
If you are on the Legacy pricing plan, you will see Billing page info that looks like this excerpt below:
If you wish to switch between from the Legacy pricing plan to the Free Egress pricing plan (or visa-versa), please contact us so we can make this switch for you.