Apr 19 2020 01:14 PMSolution
@Jason Wescott provided the followingn guidance on another thread:
We intend to bring both of these to GA this year. Be assured that the schema will not be breaking. We may add properties, but will not be deprecating any properties or changing enums so any code you write against the API today will continue to work as we move to GA. We are also supporting the existing /beta endpoint at production level of support as we are with the Threat Intelligence - Platforms data connector in Azure Sentinel.