Octane uses it's own set of UV IDs and it also uses cameras instead to bake lighting for some reason. This makes it harder to integrate in 3ds Max baking tools. I am thinking specifically of Flatiron texture baking tools. (https://www.texturebaking.com/)
Would it be possible to just use the standard methods of baking lighting in Octane like all the other rendering engines use? this way it would be a lot more universal and compatible with powerful tools!
When I asked for Octane support to Flatiron, this was their reply: