Brent was up 48 cents, or 0.9%, at $56.83 a barrel. WTI gained 52 cents, or 1%, to $54.07.

Brent were up 53 cents, or 1%, at $55.57 a barrel. WTI gained 41 cents, or 0.8%, to $52.61.

U.S. Rig Count is up 6 from last week to 384, Canada Rig Count is up 2 from last week to 174.

Brent rose 23 cents, or 0.4%, to $55.76 a barrel. WTI rose 7 cents, or 0.1%, to $52.41.

Brent fell 46 cents, or 0.8%, to $55.35 a barrel. WTI fell 36 cents, or 0.7%, to $52.49 a barrel.

"The surprise cut that they have done recently is a really brilliant move that led to stabilization of the market joined by other OPEC members at the most critical time," Dmitriev, who has been leading Russia's diplomacy in Saudi Arabia alongside Deputy Prime Minister Alexander Novak, said at the Saudi Future Investment Initiative conference.

U.S. commercial crude oil inventories decreased by 9.9 million barrels to 476.7 million barrels.

Brent climbed 51 cents, or 0.9%, to $56.42 a barrel. WTI rose 41 cents, or 0.8%, to $53.02.

Brent was down 28 cents, or 0.5%, at $55.60. WTI fell 26 cents, or 0.5%, to $52.51.

Brent rose 34 cents, or 0.6%, to $55.75 a barrel. WTI was up 37 cents, or 0.7%, at $52.64.