Company has launched an AI-driven mapping solution that customises APIs based on the size of the vehicles. : AI-driven solutions start-up Nextbillionai has raised $7 million from Lightspeed Venture Partners and Falcon Edge Capital. The company will use the funds to scale up hiring and launch new AI-enabled products. The company--founded by former Grab executives Ajay Bulusu, Gaurav Bubna and Shaolin Zheng about three months ago--has launched an AI-driven mapping solution that customises APIs based on the size of the vehicles.