Mural announced Tuesday that it raised $15 million in a Series A funding round to expand its international payments platform. According to NS3.AI, Tether led the round, bringing Mural’s total funding to $28 million. The platform allows businesses to hold traditional dollars, local currencies and stablecoins in a single account. Tether CEO Paolo Ardoino said the investment also reflects a bet that AI agents will become regular users of financial services. Mural did not disclose its valuation.