Google Workspace offers subscription options for individuals, small businesses, large organizations, and schools. To find which edition and payment plan you have with your account at :
On the Admin console Home page, go to BillingManage subscriptions.
The page lists all your subscriptions.
To find your payment plan, click the subscription.
G Suite example
If you have G Suite Basic or G Suite Business, you need to transition to a Google Workspace edition. Learn about the G Suite to Google Workspace transition that's happening now.
Google Workspace example
The Licenses section shows how many users you currently have assigned to this subscription.