Brent LCOc1 rose 59 cents to $58.89 a barrel by 10:51 a.m. ET, after rising to a session high of $60.08, the highest since July 2015 and more than 35 percent above its 2017 lows touched in June. U.S. light crude oil CLc1 was up 78 cents, or 1.48 percent at $53.42 after rising to a session high of $53.52 a barrel. U.S. crude prices have been capped by rising U.S. production.

Brent crude, the global benchmark, was up 8 cents at $58.41 a barrel by 0646 GMT, after settling on Tuesday up 96 cents, or 1.7 percent. U.S. West Texas Intermediate crude was trading down 9 cents at $52.38.

Compliance among OPEC and major non-OPEC producers reached 120% in September, its highest level since the output constraint deal was launched in January, the Joint Ministerial Monitoring Committee said.

Brent crude futures were at $57.87 at 0622 GMT, up 12 cents, or 0.21 percent, from their last close. U.S. West Texas Intermediate (WTI) crude was at $52.04 per barrel, up 20 cents, or 0.39 percent.

Brent crude futures LCOc1, the international benchmark for oil prices, were at $57.45 at 0639 GMT, up 22 cents, or 0.4 percent from their last close. U.S. West Texas Intermediate (WTI) crude futures CLc1 were at $51.54 per barrel, up 25 cents, or 0.5 percent.

Russia’s readiness to back an extension of the supply cuts agreement between Opec and its allies until the end of 2018 has prompted oil ministers to seek widespread support for the proposal, Opec’s secretary-general said on Thursday.

Brent crude futures, the international benchmark for oil prices, were at $58.16 at 0643 GMT, up 28 cents, or 0.5 percent from their last close - and almost a third above mid-year levels. U.S. West Texas Intermediate (WTI) crude futures were at $52.03 per barrel, up 15 cents, or 0.3 percent, and almost a quarter above mid-June levels.

International Brent crude futures LCOc1 were at $57.75 per barrel at 0733 GMT, up 58 cents from the previous close, after trading as high as $58.13. U.S. WTI crude was at $51.95 per barrel, up 50 cents. Earlier in the day, it traded as high as $52.22.

World oil demand growth in 2017 is now expected to increase by 1.5 mb/d, representing an upward revision of around 30 tb/d from last previous report, mainly reflecting recent data showing an improvement in economic activities. Positive revisions were primarily a result of higher-than-expected oil demand from the OECD region and China. In 2018, world oil demand is anticipated to grow by 1.4 mb/d, following an upward adjustment of 30 tb/d over the previous report, due to the improving economic outlook in the world economy, particularly China and Russia.

The Organization of Petroleum Exporting Countries and allies including Russia have been cutting oil production this year to bring fuel inventories in industrialized nations back in line with the five-year average.