The West family welcomed a baby boy Saturday morning.
Kim Kardashian West wrote on her website, "Mother and son are doing well."
The West family have not released the baby's name. According to People, the couple decided not to name the baby "South." And though Kim reportedly liked the name "Easton," her husband didn't want to go "in that direction."
The baby boy is brother to Kim and Kanye's two-year-old daughter, North.
Kim Kardashian West had an difficult second pregnancy, according to People. The magazine reports she went through a successful in vitro fertilization treatment, three surgeries to repair the lining of her uterus, and faced the possibility of a hysterectomy.