A
Torino youth product, Gyasi made his
Serie C debut for
Pisa on 17 September 2014 in a game against
Savona. After a number of years spent on loan to minor league teams, Gyasi signed for
Spezia in 2018. With the Ligurian club, Gyasi won promotion to
Serie A in 2020 and made his top-flight debut later that year. In 2023, he signed for
Empoli. After two years with Empoli in Serie A, in July 2025 he signed for
Serie B club
Palermo on a loan deal with a conditional obligation to buy. ==International career==