[3] Before his season ending injury, Giddey had won four consecutive Western Conference Rookie of the Month and ultimately finished on the NBA All-Rookie Second Team.
Utilizing their G League affiliate in the Oklahoma City Blue, the Thunder signed Melvin Frazier Jr., Jaylen Hoard, Georgios Kalaitzakis, and Zavier Simpson to finish out the season.
[12][13] On September 27, the Thunder traded Vít Krejčí to the Atlanta Hawks in exchange for Maurice Harkless and draft considerations in an effort to clear a roster spot.
[16] On September 30, the Thunder traded Derrick Favors, Maurice Harkless, Ty Jerome, Théo Maledon, a 2026 second-round pick and cash considerations to the Houston Rockets in exchange for Sterling Brown, Trey Burke, Marquese Chriss and David Nwaba.
[20] On October 17, the Thunder waived Trey Burke, Marquese Chriss, and David Nwaba to finalize the regular season roster.
In addition, Theo Maledon, Vit Krejci, Aaron Wiggins, and Kenrich Williams held non-guaranteed contracts with the team heading into next season.
[43] That same day, the Thunder announced Chet Holmgren will miss the entire season after sustaining a fracture in his right foot during a Pro-Am event.
Back on the road, on October 29 against the Dallas Mavericks, the Thunder erased an eight-point deficit in the final two minutes of regulation in a 117–111 overtime victory.
Joe, a late signing after being waived by the 76ers, started the fourth quarter comeback by hitting a pair of free throws and a jumper to cut the lead to six.
Giddey joined Wilt Chamberlain as the only player in NBA history to record triple-doubles in their first two appearances at Madison Square Garden.
[58] With Gilgeous-Alexander sidelined with a bruised hip, rookie Jalen Williams scored a career-high 27 points rallying the Thunder from a 20-point second half deficit to win 119–111 against the San Antonio Spurs on November 30.
[62] In the first back-to-back against the Portland Trail Blazers, Gilgeous-Alexander hit a game winner at the buzzer over Justise Winslow to finish with 35 points on December 19.
[63] Coming off back-to-back wins against the Trail Blazers, Gilgeous-Alexander scored a career-high 44 points to go with 10 rebounds and six assists in an overtime loss to the New Orleans Pelicans.
[64] During a 130–114 win against the San Antonio Spurs, Giddey became the second-youngest NBA player to reach 1,000 points, 500 rebounds and 500 assists, behind only LeBron James.
[66] Playing without Shai Gilgeous-Alexander, the Thunder scored a season-high 150 points in a 150–117 win over the then-best record Boston Celtics on January 3.
[83] Muscala's departure allowed the Thunder to prioritize more playing time for Jeremiah Robinson-Earl, Jaylin Williams and Ousmane Dieng, in addition to Chet Holmgren next season.
[84] The Thunder also traded Darius Bazley to the Phoenix Suns in exchange for Dario Šarić, a second-round pick, and cash considerations.
Omoruyi became the fifth Thunder player to have their two-way converted into a standard contract, joining Deonte Burton, Luguentz Dort, Moses Brown, and Aaron Wiggins.
[93] At the 2023 NBA All-Star Jordan Rising Stars Challenge, Josh Giddey and Jalen Williams were both selected for Team Joakim.
[98] Without Shai Gilgeous-Alexander, Isaiah Joe started and scored a career-high 28 points on 6-12 three-point shooting in a 125–115 loss to the Phoenix Suns on February 24.
[102] On March 2, the Thunder announced Kenrich Williams will miss the rest of the season after sustaining a scapholunate ligament rupture in his left wrist after a 123–117 loss to the Sacramento Kings.
[111] After falling two games under .500 following the loss to the Hornets, the Thunder defeated the Detroit Pistons behind Jalen Williams' putback with less than a second in a 107–106 win after Josh Giddey's hook shot rolled off.
[112] Williams also joined Kevin Durant and Russell Westbrook to have three or more games with at least 25 points, 5 rebounds, and 5 assists in a season as a rookie.
The Thunder held two more home and away games in the month of April against the Phoenix Suns, Golden State Warriors, Utah Jazz, and Memphis Grizzlies.
In the final road game of the season, the Thunder defeated the Utah Jazz 114–98, going on a 19–2 run bridging the third and fourth quarter to take control.
With the win, the Thunder were guaranteed to reach the NBA play-in tournament by defeating the Memphis Grizzlies in the final regular season game.
After double timeouts from both teams at the 3:12 mark, Brandon Ingram made consecutive pullup jumpers after the Thunder continued to tie the game.
After Jaylin Williams made 1–of–2 free throws, CJ McCollum missed a floater gave the Thunder a chance to take the lead down 114–113.
After a series of free throws including a made three by Ingram to cut the lead to one with 4.1 seconds, CJ McCollum and Herbert Jones turned over the ball while inbounding securing a 123–118 win for the Thunder.
Throughout the season, the Thunder sent down Ousmane Dieng, Tre Mann, Aleksej Pokuševski, Jeremiah Robinson-Earl, Lindy Waters III, Aaron Wiggins, and Jaylin Williams on G League assignments.