Arthur Rinderknech receives the Paris wild card after Monfils pulled out of Vienna due to illness.
Former Wimbledon finalist Nick Kyrgios is an "overrated clown" according to two Russian standouts.
Maria Sharapova and twins Bob Bryan and Mike Bryan headline the Hall of Fame's Class of 2025.
The Grand Slam king will pass on Paris, which leaves Turin in some doubt.
Sporting a new look, Taylor Fritz will play for a historic three-peat in Delray Beach.
"I need a little more time before I am match fit," Emma Raducanu said.
The Russian makes it six straight appearances at the ATP Finals.