'He's Perfect': Kim Kardashian West Welcomes Baby Boy Via Surrogate

The Kardashian Wests are now a party of six.

Kim Kardashian West and Kanye West have welcomed their fourth child, a son born via surrogate, Kardashian West announced Friday.

"He's here and he's perfect!" the reality star and beauty mogul tweeted.

While the newborn's name has yet to be announced, Kardashian West did reveal one detail.

"He's also Chicago's twin," she tweeted an hour after the announcement.

"lol I'm sure he will change a lot but now he looks just like her."

READ MORE: Desperate Families Turn To 'Surrogacy-Tinder' Amid Confusing, Restrictive Aussie Laws

The 'Keeping Up with the Kardashians' star, 38, has been open about needing to use a surrogate, due to suffering preeclampsia during her first two pregnancies.

News that the couple’s surrogate was in labor came Thursday on The Ellen DeGeneres Show, when Kourtney Kardashian stopped by during mum Kris Jenner‘s appearance for a surprise visit.

READ MORE: Kardashian-West's Surrogate Is In Labour With Their Baby Boy 

Along both her and Kim's children, Kourtney, 40, brought the news that Kardashian West’s surrogate would be giving birth shortly, explaining why her sister wasn’t on the show as planned.

“What! What are we doing here?!” said Jenner.

“For how long?”

The Kardashian/Jenner clan has been experiencing a baby boom.

Khloe welcomed her first child, True, in April 2018, while 21-year-old Kylie Jenner gave birth to Stormi Webster on February 1, 2018. Chicago West was born less than a month earlier.

The new child joins North, 5, Saint, 3, and Chicago, 1. This is the couple's second child via surrogate.

Kim Kardashian West, Kayne West and their three eldest children. IMAGE: supplied.

Kardashian broke the news about her fourth baby in January, when she appeared with her sisters on "Watch What Happens Live with Andy Cohen."

The 'Bravo' host had just announced he was expecting a baby boy via surrogate.

Earlier this week Kim tweeted a text she received from her husband.

Earlier this week, Kardashian West tweeted a screenshot of a message her husband sent, in which he praised some of her accomplishments.

"This is your life. Married with four kids. Get people out of jail. Cover of Vogue. Go to church every week with your family. Dreams do come true."

READ MORE: Kim Kardashian Is Studying To Become A Lawyer

Kardashian West has been very busy as of late. She recently helped free 17 people from jail and revealed she was studying to take the bar exam and become a lawyer.