Brent rose 83 cents, or 1.2%, to $67.57 a barrel. WTI were up 77 cents, or 1.2%, to $64.60 per barrel.

According to the agreement, the OPEC+ alliance, which controls about half of the world's production capacity, will mostly maintain its quotas, with Russia allowed a 130,000 b/d increase and Kazakhstan a 20,000 b/d rise, while Saudi Arabia said it would continue implementing its voluntary cut

U.S. commercial crude oil inventories increased by 21.6 million barrels to 484.6 million barrels.

Brent added 52 cents, or 0.8%, to $64.59 a barrel. WTI gained 43 cents, or 0.7% to $61.71 a barrel.

Brent rose 24 cents, or 0.38%, to $62.94 a barrel. WTI rose 15 cents, or 0.25%, to $59.90 a barrel.

“We must emphasize in strong terms: cautious optimism, cautious optimism, cautious optimism.”

Current oil demand of 94 million b/d, rising to 99 million b/d in 2022.

Brent dropped 70 cents, or 1.1%, to $62.99 a barrel. WTI fell 71 cents, or 1.2%, to $59.93 a barrel.

Prices have rallied to pre-virus levels, while U.S. production has taken a hit from freezing storms. Talk swirls of market supercycles, and even the return of $100 oil.

Oil demand may continue to climb over the next decade even as countries work to comply with the Paris climate agreement’s goals for cutting emissions,