RayCAD is an AI-driven tagging solution for Revit MEPF. It automates tagging for HVAC and piping in Revit 2021 to 2027, runs on the user's device, and costs $200 per month per company with a license for every user and unlimited usage. Anyone can install it and try it free for 15 days, with no credit card and no sales call. Electrical and fire protection are not available yet.