Pittsburgh is releasing Robinson on Friday, Field Yates of ESPN reports.
The Steelers will add $10 million in 2024 cap space if Robinson is released this offseason, Mark Kaboly of The Athletic reports.
Robinson went the locker room during Monday's wild-card game at Buffalo to be evaluated for a concussion, Burt Lauten of the Steelers' official site reports.
Robinson secured 34 of 49 targets for 280 yards over 17 games in 2023.
Robinson wasn't targeted during the Steelers' 30-23 win over the Seahawks on Sunday.
Robinson secured all four of his targets for 36 yards during Saturday's 34-11 win over Cincinnati.
Robinson caught all three of his targets for 19 yards in Sunday's 24-10 loss to the Cardinals.
Robinson secured his lone target for 11 yards during the Steelers' 16-10 win over the Bengals on Sunday.
Robinson secured three of four targets for 20 yards during the Steelers' 13-10 loss to Cleveland on Sunday.
Robinson secured one of two targets for 10 yards during the Steelers' 20-16 win over Tennessee on Thursday.