The Spain global told City's official website following a 2-1 victory over reigning champions Leicester: "The final weeks of the season have been tough, but we could win against Leicester and I'm very happy for these three important points".
Manchester City held on to beat Leicester City and move back into third place after referee Robert Madley disallowed Riyad Mahrez's late penalty for the Foxes.
Willy Caballero, Gael Clichy, Bacary Sagna and Jesus Navas are expected to be part of the summer clear out by Guardiola, but time will tell if they all go and whether or not Toure will be joining them.
"And I'm hoping we can get maybe one or two players in that can give us a lift for next season because that's important".More news: Experts see instability in the legislature after B.C. election
The defender is one of six senior City players whose current deals run out in the summer, with the club saying that they will wait until the end of the season before deciding which of the remaining five will be offered new contracts. Tony Pulis teams don't play thinking it doesn't matter.
Alexis Sanchez shone and then succumbed to injury as Arsenal won 4-1 at Stoke City on Saturday to close in on the Premier League top four.
Speaking at his pre-match press conference, Guardiola said: "Zabaleta's impact here was incredible".
"When I first came to Manchester I felt like when I was in Barcelona at Espanyol; we were not the main club in the city", Zabaleta said. Delph has injured his leg.More news: Warriors' Kerr returns to practice for 1st time in 3 weeks
"Maybe it is the first time I announce it but they have to come to support more than ever and to to express gratitude for one of the most important players in the history of Manchester City".
Meanwhile, Guardiola claims his first season at City would have ended in the sack at former clubs Barcelona and Bayern Munich. "If it's not going well, they are going to change manager", he added.
"If we didn't play for anything it would be different".
Guardiola was speaking at a press conference to preview Tuesday's final home game of the campaign against West Brom.More news: Syria fighting eases as safe zones plan begins
"Our game tomorrow is a final and next Sunday (against Watford) is a final". At the end of the season we will speak about this (contracts). I will try with the club, with the players, with the staff, with the chairman, with the sporting director, to do it. We didn't win titles so that's not good enough, but I am happy we played the way I wanted to play.