Harty and the Ravens officially agreed on a one-year contract Sunday.
Harty is slated to sign a one-year deal with the Ravens, Tom Pelissero of NFL Network reports.
Harty is scheduled to visit the Ravens on Friday, Jeff Zrebiec of The Athletic reports.
Harty was released by the Bills on Wednesday.
Harty (coach's decision) is inactive for Sunday's game against the Eagles.
Harty secured both of his targets for 62 yards in Sunday's 25-20 loss to the Jaguars.
Harty secured both of his targets for 10 yards in Sunday's 48-20 win over the Dolphins.
Harty secured two of his three targets for 15 yards and carried the ball two times for minus-2 yards in Sunday's 37-3 win over the Commanders.
Harty recorded two catches for four yards on three targets in Sunday's 38-10 win over the Raiders.
Harty has secured a spot on Buffalo's initial 53-man roster.