Until October 31st 2020 you get 20 free 90 day Chaos Cloud credits with new V-Ray purchases (see eligible products below). Only first purchases count. Consecutive purchases, including renewals of subscriptions, are exempt from the offer. Campaign does not include V-Ray Education products and V-Ray Render Nodes. Campaign includes:
V-Ray for 3ds Max
V-Ray for Maya
V-Ray for SketchUp
V-Ray for Rhino
V-Ray for Revit
V-Ray for Houdini
V-Ray for Cinema 4D
V-Ray for Modo
V-Ray for Unreal