Chrysobatrachus cupreonitens is a species of frogs in the family Hyperoliidae; it is monotypic within the genus Chrysobatrachus. It is endemic to the Itombwe Mountains in the eastern Democratic Republic of the Congo. Chrysobatrachus cupreonitens is a species of montane grasslands, occurring at elevations of 2,400–3,000 m (7,900–9,800 ft) above sea level. During the dry season, it has been recorded in marshes and streams, grasses and heathers. The marshes get flooded during the rainy season. Reproduction takes place in pools of water, as evidenced by calling males and pairs in amplexus.