Updated September 2026: The old version of this article incorrectly described USDM as a private stablecoin on Midnight. USDM is a Cardano stablecoin issued by Mehen; it should not be confused with Midnight’s privacy architecture.
What is USDM?
USDM is designed to track the US dollar and is issued against fiat reserves under Mehen’s operating model. It is used within the Cardano ecosystem for trading, payments and DeFi applications.
Is USDM a Midnight stablecoin?
No. Midnight is a separate privacy-focused partner-chain ecosystem with NIGHT and DUST. USDM’s presence on Cardano does not make ordinary USDM transfers private or shielded.
Stablecoin does not mean risk-free
Users should consider issuer, reserve, redemption, regulatory, smart-contract and liquidity risks. A token targeting one US dollar can still trade away from its target under stressed market conditions.
Why is USDM useful for Cardano?
A fiat-backed stable asset can provide a dollar-denominated unit for Cardano DeFi without requiring users to leave the ecosystem for every trade. Its actual usefulness depends on liquidity, integrations and redemption access.




