TestFit is a real estate feasibility platform that uses real-time AI to help streamline the site planning and development process. It enables users such as developers, architects, and contractors to rapidly evaluate and optimize building projects through real-time feedback on design, costs, and constructability. TestFit's automation of feasibility tests helps users save time and resources by providing accurate massing visuals and financial data. It offers integrations with tools like Revit and SketchUp, making it valuable for tasks like urban planning, site analysis, and deal evaluations.