Afghanistan, July 24 -- Pakistan has asked the United States for a $10 billion exchange stabilization facility to bolster its foreign-exchange reserves, according to sources briefed on the request, as Islamabad seeks an economic payoff after its mediation efforts in the U.S.-Iran war prompted talk of a possible "brokerage fee."

Reuters reported Thursday that Pakistani Finance Minister Muhammad Aurangzeb made the request during a meeting with U.S. Treasury Secretary Scott Bessent in Washington. Islamabad is seeking a Bilateral Exchange Stabilization Support Facility with a maturity of up to five years, according to the sources.

If approved, the facility could help strengthen Pakistan's foreign-exchange reserves and ease pressure on the rup...