I have a production account already, do I need to create a Sandbox account? Mark May 09, 2019 15:14 Updated Follow Question If you have a production account and this serves your needs, you don’t need to create a Sandbox account. What to do next? You may wish to create a Sandbox account if you want to be able to test the Payments API without using live bank accounts, for instance, ad hoc testing, or automated testing. More If you need more information... Have a look at our comprehensive API documentation. Related articles If I have a Sandbox account, how do I create a production account? How do I create a Sandbox account? Which UK banks and account types are supported? Which countries is TrueLayer currently in? Why do my applications have different names in Sandbox and production? Comments 0 comments Article is closed for comments.