Online marketplace services powered by Artificial Intelligence (AI) and other technologies for consumers to shop, build, and research passenger vehicles; online marketplace services enabling consumers to receive real-time information on passenger vehicles, the histories of specific makes and models of passenger vehicles, histories for the VIN number of passenger vehicles, compatible parts and accessories (both OEM and aftermarket) for passenger vehicles, recalls of passenger vehicles, consumer and commercial reviews of passenger vehicles, and other data points and content that would enhance the shopping, buying and, research of passenger vehicles