The Republican president has advocated prison reform and said he was open to changes in sentencing guidelines, an issue that divides the Republican Party between "law and order" hardliners and moderates.
It'd be cool to have "Trump factories", West added.
And he dropped an f-bomb in the process, saying that Trump may not have expected "a insane -- like Kanye West" to support him, according to AP reporter Jonathan Lemire.
"It was from the soul".
West responded, "I like the North Korea".
And what did Trump call his newest best pal back?
"I hope to run against him someday", Trump told Rolling Stone magazine. "I love this guy", West said.
When the press in attendance tried to ask more questions, he once again yelled: 'I don't answer questions as simple soundbites.
When his monologue was finally finished, it was Trump's turn to say something. So, the fathers lose the jobs, and they say, 'We'll give you more money for having more kids in your home, ' and then we got rid of the mental health institutes in the '80s and '90s, and the prison rates just shot up. He said the bombastic pair discussed "life".
The White House has said they will talk about manufacturing, prison reform, preventing gang violence and reducing violence in Chicago, where West grew up.
In an interview with "Fox & Friends" earlier Thursday, Trump claimed that when West first expressed support for him, his poll numbers "went up like 25 percent".
Mr Trump said: "That's really nice".
West, who received harsh criticism for suggesting slavery was a "choice," told Trump that "we have to release the love (throughout) the country. we don't have the reparations but we have the 13th Amendment". They were joined by NFL Hall-of-Famer Jim Brown, Jared Kushner and Ivanka Trump.
The 41-year-old music star also mused about why Democratic candidate Hillary Clinton lost the presidential election in 2016.
West, who is unsurprisingly obsessed with looks and fashion, blamed Saturday Night Live and the democrats for Air Force One's outdated appearance and tech. "That's a very important thing he's done for his legacy".