Currently the only way to do this is on AWS, using our tiered licensing on the AWS marketplace. These instances do not require a license key so you can spin up as many instances as you need, however you pay through Amazon for usage, and Amazon pays us (and you can't run them outside AWS).
https://aws.amazon.com/marketplace/seller-profile?id=aac3a8a3-2823-483c-b5aa-60022894b89d