Crude oil prices were up on Thursday with hopes that U.S. President Donald Trump talking to his Saudi and Russian counterpart would end the price war between Riyadh and Moscow. 

International benchmark Brent crude was trading at $23.99 per barrel at 0611 GMT for a 7.7% increase after closing Wednesday at $22.27 a barrel.

American benchmark West Texas Intermediate was at $21.48 per barrel at the same time for a 2.2% gain after ending the previous day at $21.0.2 a barrel.

U.S. President Trump said Wednesday he held talks with Russian President Vladimir Putin and Saudi Crown Prince Mohammed

Read more: Oil up as Trump talks to Saudi, Russia to end price war