Jackson, 25, is 6-foot-8 and is averaging 7.2 points and 2.2 rebounds on the season. The former North Carolina standout was selected by the Sacramento Kings with the No. 15 overall pick in 2017. He then played for the Dallas Mavericks before a trade sent him to OKC in 2020.
The move will open a roster spot for the Thunder, who also still have an available two-way slot open.
“With a $5,029,650 cap hit for 2020/21, Johnson had been the third highest-paid player on the Thunder’s active roster,” wrote Luke Adams of Hoops Rumors. “Although Oklahoma City will remain on the hook for that money, the club won’t owe the forward anything beyond this season, since he had been on track for free agency.