Brent and WTI may end the current week in the red.
Oil prices continued to fall on Thursday after a significant decline the day before.
WTI and Brent closed Monday trading at their lowest levels since June 18.
July WTI futures closed Thursday trading at a 2.5-year high.
In April, the daily oil production by the parties increased by 100 thousand barrels.
Data from the US Department of Energy showed a decrease in oil stocks in the country last week by 7.99 million barrels.
Benchmark crude prices decline amid unexpected growth in US crude stocks.
The OPEC+ decisions were perceived by the market as a signal of growing optimism regarding the prospects for a global economic recovery.
OPEC+ countries have agreed to increase production from May.
The meeting of the OPEC+ ministerial committee, held on Wednesday, ended with no recommendations.
At a meeting on Tuesday, the OPEC+ technical committee considered the extension of the current quotations for May as the main option.
Investors have fears that the slow pace of coronavirus vaccinations will negatively impact oil demand.