The Nigerian midfielder turned into a free agent in March, after ending his agreement with Turkish side, Trabzonspor.
Mikel Obi left the club during the break in football as a result of COVID-19 flare-up.
The 33-year-old who has recently played for Chelsea and Middlesbrough in England has likewise been connected with Championship side, West Brom.
In any case, it is comprehended the Hammers are as of now in conversation with him.
After quitting Trabzonspor, Mikel Obi had been unequivocally connected with Brazilian sides, Botafogo and Internacional, with the player himself affirming the interest.
Nonetheless, it appears he is set to make an arrival to English football.