Vast was a data analytics and AI-driven company focused on the automotive industry. Founded in 2005, it became known for its "Inventory Intelligence," a predictive AI technology that provided actionable insights into vehicle inventory analytics. Vast's solutions supported automotive retailers and businesses in making data-driven decisions by analyzing extensive market and inventory data.

The company specialized in delivering comprehensive data analytics services, helping clients optimize their inventory and sales strategies. Its technology stack included advanced tools such as Golang, Java, Python, and AWS, enabling the development of scalable analytics platforms. Vast's expertise was integrated into CarStory, an AI-powered analytics platform for automotive retailers, following its acquisition by Vroom in January 2021. This acquisition aimed to enhance Vroom's technology and data capabilities in the automotive e-commerce space.