Give it a go (video alert!)
How I created those branches from Grasshopper to Revit
My previous solution is not valid anymore!
How to get started
Use AI chatbots to create specific parts of your scripts
An example on how to automate transfering geometry from Revit to Rhino
Create a curve from Rhino to Revit than can be edited in Revit.
Get in Rhino all the elements visible in the Revit Active Μs View
You can access all the existing families inside a Revit file with a simple python script
When Too Much Detail Slows Everything Down (And How We Solved It)
Use Grasshopper to manipulate Revit (with Generative Design)