A greater-than-expected build in U.S. gasoline inventories and widening COVID controls in China added to downward pressure.
Brent crude futures dipped 21 cents, or 0.3%, to $85.20 a barrel by 0431 GMT, while U.S. West Texas Intermediate (WTI) crude futures fell by 16 cents, or 0.2%, to $77.78 a barrel.
Both benchmarks plunged more than 3% on Wednesday on news the planned price cap on Russian oil could be above the current market level.
The G7 is looking at a cap on Russian seaborne oil at $65-$70 a barrel, according to a European official, though European Union governments have not yet agreed on a price.
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