The euro proved broadly resilient to Greece's moving one step closer to an exit from the single currency.
The ongoing Greek debt talks left currency markets in tight ranges on Friday.
Ongoing Greek debt talks sidelined currency investors, demonstrating their unwillingness to take bold positions as deadlines for a deal come and go.
The dollar pared earlier losses on Wednesday after edging lower while U.S. 10-year Treasury yields dipped.
The U.S. dollar rose on Tuesday, underpinned by rising U.S. Treasury yields and prospects for interest rate increases.
The euro was mixed on Monday as a new cash-for-reforms offer from Greece raised hopes a tangible deal is taking shape.
The euro fell against other major currencies, weighed down by anxieties that Greece may soon default on debts.
The dollar declined, with weaker-than-forecast US consumer inflation data making traders even more uncertain about when the Fed will hike rates.
The euro rose on Wednesday shortly after the U.S. Federal Reserve left its benchmark interest rates unchanged.
The euro was held hostage by the crisis in Greece while the dollar held firm after solid U.S. housing data bolstered the case for the Fed rate hike.
The euro erased losses on Monday after the Sunday failed debt talks between Greece and its creditors.
The euro rebounded against the dollar as Greece said it is getting closer to a deal on its debt.
The euro weakened after the IMF pulled out of debt talks with Greece while the dollar clung to modest gains on Friday.
Zimbabweans will start exchanging "quadrillions" of local dollars for a few U.S. dollars next week, as the government discards its virtually worthless national currency.
The dollar slipped to two-week lows against the yen on Wednesday after Japan's chief central banker said the yen was "very weak."
The dollar inched ahead on Tuesday, eroding its previous session's loss, helped by a rise in U.S. bond yields.
The dollar dropped 1.5 percent against the euro and slipped from 13-year highs against the Japanese yen on Monday.
The dollar rallied to a 13-year peak against the yen and rose sharply against the euro.
The euro on Thursday traded back-and-forth against the U.S. dollar.
The race for a devalued currency is set for a new set of twists and turns this summer.