President Donald Trump suspended the US bombing campaign against Iran after military advisers reportedly concluded the operation had achieved its limits and raised concerns over dwindling resources.
Tehran said it remains in control of the Strait of Hormuz, denied seeking renewed peace talks with Washington.
Brent crude dropped nearly 8% as fears of supply disruptions eased, but tensions over navigation through the Strait of Hormuz and conflicting US-Iran interpretations of future transit arrangements continue to cloud the outlook.
