The Cutter Boat – Over the Horizon (CB-OTH), is a cutter-deployed rigid-hulled inflatable boat in service with the United States Coast Guard. It is designed to pursue and interdict fast, non-compliant vessels. As of 1 March 2018, 78 boats have been delivered, and deployed on a variety of cutters, including the Maritime Security Cutters, Hamilton-class High Endurance Cutters, and Famous and Reliance-class Medium Endurance Cutters, and the Sentinel-class cutters. Eventually, at least 101 boats will be deployed.