Oklahoma City Thunder guard Jalen Williams agrees to rookie max 5-year contract extension that could be worth $287 million.

The Oklahoma City Thunder have crossed their I's and dotted their T's. They have signed Jalen Williams to a five-year, $287 million contract extension that'll keep him in OKC through the 2030-31 season.

All-NBA forward Jalen Williams and the big-spending Oklahoma City Thunder are finalizing a five-year supermax contract extension with a value that could inflate to $287 million.