
The Compliant Stablecoin for Sonic DeFi
USSD
Mint and redeem USSD - Sonic's flagship stablecoin. Backed 1:1 by U.S. Treasuries. Genius Act compliant. Cross-chain ready.

The Compliant Stablecoin for Sonic DeFi
USSD
Mint, redeem, and earn yield on USSD - Sonic's flagship stablecoin. Backed 1:1 by U.S. Treasuries. Genius Act compliant. Cross-chain ready.
What isUSSD?
USSD is Sonic's flagship stablecoin - backed 1:1 by U.S. Treasuries and fully compliant with the GENIUS Act. Unlike most stablecoins, USSD combines regulatory clarity with DeFi composability, giving you a stable asset you can actually trust.










































Mint & Redeem
Instantly
Convert assets to USSD in minutes through our verified partners. Redeem anytime - your USSD is always backed 1:1 and fully liquid. No lockups. No withdrawal delays. Collateralized by BlackRock, WisdomTree and Superstate - Track here.
Start MintingFeature highlights
USSD offers competitive yield opportunities backed by U.S. Treasury assets that ensure stability and trust in every transaction
Treasury-Backed
100% collateralized by tokenized U.S. Treasuries, such as Superstate's USTB, BlackRock's BUIDL, & WisdomTree's WTGXX. Real-time proof of reserves available onchain.
GENIUS Act Compliant
A stablecoin designed for the new regulatory era. Full compliance with U.S. stablecoin legislation - no gray area.
Cross-chain Native
Deploy USSD across 20+ chains with native bridging. Same compliance guarantees, same backing, everywhere you build.
Stable. Liquid. Ready to Use.
USSD
USSD is your base stablecoin - pegged 1:1 to USD and backed by U.S. Treasuries. Use it for payments, trading, and as collateral across DeFi. When you need stability without yield, USSD delivers.
Get USSD
FAQ
USSD is Sonic's flagship stablecoin - backed 1:1 by U.S. Treasuries and fully compliant with the GENIUS Act. It combines regulatory clarity with DeFi composability.