Tiemoue Bakayoko is one of 13 players set to depart Chelsea on June 30.
The 28-year-old joined the Blues from AS Monaco back in 2017 and was a regular feature during his first season at the club.
Bakayoko made 43 appearances in the 2017/2018 campaign before being shipped out on loan for the remainder of his stay at Stamford Bridge.
The midfielder had two spells with AC Milan, a stint at Napoli and a return to his old club Monaco for a single season.
A statement from Chelsea read: 'We thank Tiemoue for his contribution during his season at Stamford Bridge.