Hampson appeared in 13 games with the Mets this season. The 32-year-old allowed four runs on six hits and five walks with four strikeouts over 10 innings.
After signing as a free agent with New York in February of 2011, Hampson spent most of the last two seasons pitching for the club’s Triple-A affiliate. He maintained an ERA of 2.33 over 55 appearances spanning 65 2/3 innings with 8.1 strikeouts per nine and 3.0 walks per nine this year.
Originally selected in the 28th round of the 1999 MLB Draft by the Colorado Rockies, Hampson has spent 13 seasons in the minors. He owns a career minor league ERA of 3.97 during that time.
Hampson has appeared in 92 games at the major league level, posting an ERA of 3.23 over 106 innings.