The dollar edged lower in early Asian trade on Monday, as optimism over a potential deal to reopen the Strait of Hormuz pushed oil prices below $100 per barrel.
Against the yen, the dollar fell 0.2% to 158.87. The euro rose 0.3% to $1.1642, while sterling gained 0.4% to $1.3485.
The Australian dollar advanced 0.4% to $0.7160, and the kiwi climbed 0.5% to $0.5877.
Westpac analysts noted early signs of sustained risk appetite, with a broad USD selloff benefiting riskier currencies.
However, uncertainty remains. President Trump said a peace deal with Iran is largely negotiated but added that the blockade will remain until an agreement is signed.
Bitcoin rose 0.6% to $77,043.60, while ether gained 0.4% to $2,099.77.
