I have been a subscriber of the standard offering since inception.
I would like to understand difference in terms of courses offered as standard states all premium courses and then next subscription states all PRO course.
You can also see which courses are PRO only by setting the “type” filter, under “filters”
As well as the courses you see when you set the filter, you additionally get access to playgrounds, and there is no delay when picking up new tasks on Kodekloud Engineer