UPDATE: Vieira is in the line-up for Inter today.
The Frenchman is keen to leave Inter after dropping down the pecking order in Jose Mourinho's plans and City are ready to sign Vieira on loan with the option of a one-year deal at the end of it.
Vieira, who played under Mancini at Inter, admits initial discussions are going well although a deal has not been agreed as yet.
"Nothing has been signed so far, but it is going well," Vieira told L'Equipe.
Vieira hints that a move is close