But Guardiola has insisted that the Argentine global is not going to leave the Etihad this summer.
Asked whether the striker may leave the manager said: "I think it's not going to happen".
"The Premier League is the toughest in the world and I hope they are going to respond to the challenge because next season is going to be tougher". I'm proud of this and the kids are going to remember me and it will stay a long long time.
City boss Guardiola said: "97 points, a lot of goals, a lot of wins - that's a outcome of the season we have done. But in football you never know".
Manchester City will battle to add another page to their historic title-winning annals of 2017/18 as the Premier League campaign comes to a close on Sunday.
"Maybe he didn't play as much as we wanted but he's been an unbelievable part of the team".
"Now we are going to change some details with Yaya (Toure) leaving, but not too many". One or maybe two.
Midfielders Phil Foden and Brahim Diaz are now one short with four apiece and could miss out.
But league rules state that for a player to receive a medal on the day, they need to have made a minimum of five appearances - with the exception being the reserve goalkeeper.
In addition, they assure that the player would welcome a return to Atletico Madrid, but for the moment there has been no direct conversation, since he wants to focus completely on the World Cup in Russian Federation.
No sooner had Chelsea thought they had stolen a surprise march on fourth place and the final Champions League qualification berth, than the Blues slipped to a home draw with Huddersfield.
"I didn't know that but, with all respect, it looks ridiculous to me".
They have also equalled the English top-flight record of 31 wins in a season and racked up a record 105 goals so far in 37 matches."In the last few weeks these numbers have helped us keep focus", Guardiola told a news conference.
Guardiola said: "They are champions".