The Mnet Asian Music Award for Best OST (베스트 OST) is an award presented annually by CJ E&M Pictures (Mnet). It was first awarded at the 1st Mnet Asian Music Awards ceremony held in 2004; Jo Sungmo won the award for his song "By Your Side" in Lovers in Paris series, and it is given in honor for the performers with the best soundtrack contribution in a television series.