Yahoo!'s Jeff Passan reports the deal is for two years and $9.5 million.
Mujica, a 29-year-old righthander from Venezuela, spent the last two seasons with the St. Louis Cardinals. He had 37 saves last season before the Cardinals turned the closer role over to Trevor Rosenthal.
Mujica has been in the majors eight seasons and has a 3.75 career ERA, with a 1.134 WHIP.
The main contributors to The Buzz are:
- Steve Silva, Boston.com senior sports producer
- Gary Dzen, Boston.com senior sports producer
- Zuri Berry, Boston.com sports producer