V-Ray Solo includes a fixed-seat license of V-Ray that you can use on one computer with every supported host application - 3ds Max, Maya, SketchUp, Rhino, Revit, Houdini, Cinema 4D, Nuke and Unreal.
The plan also gives you access to Chaos Cosmos content and is available as a monthly, annual, or 3-year subscription. You can check the prices here.