The posting comes soon after the 36-year-old, who hung up his boots in the summer, took up a role on the backroom staff of his last club Celtic.
Ivory Coast, with whom Toure won the African Nations Cup as a player in 2015, face Mali in their next World Cup qualifier on Friday.
A statement from the FIF read: “He will take on the role of coach Marc Wilmots’ assistant from the Mali-Côte d’Ivoire match of October 6, 2017.”
Toure’s bother Yaya, the Manchester City midfielder, tweeted: “Very happy to see my big bro Kolo is Côte d’Ivoire assistant coach. Excellent.”