USDD Key Information

In a rapidly expanding crypto landscape filled with diverse financial products, Decentralized USD (USDD) stands out as a decentralized, over-collateralized stablecoin designed to maintain a 1:1 peg with the US dollar. It aims to deliver security, decentralization, and stability within the crypto ecosystem.

More than just a stable asset, USDD is seamlessly integrated into DeFi, offering reliable liquidity and capital efficiency. With features like efficient liquidations, collateral auctions, and a Peg Stability Module (PSM), it is engineered for long-term growth.

Basic Information

USDD is a decentralized, over-collateralized stablecoin that is designed to be pegged 1:1 to the US dollar with enhanced stability and transparency.
Peak TVL: $2.26B Peak Supply: 1.53B As of June 2026. See latest figures at https://usdd.io/
Backed by TRX, sTRX, and USDT. All collateral backing USDD is held in publicly verifiable smart contracts: https://docs.usdd.io/introduction/collateral-asset-contract-addresses
Natively deployed on TRON, Ethereum, and BNB Chain
Linktree: https://link3.to/usdd Website: https://usdd.io/ Twitter: https://x.com/usddio Telegram: https://t.me/usddio Medium: https://medium.com/@usddio Discord: https://discord.com/invite/usdd
For latest market data and live metrics, see https://coinmarketcap.com/currencies/usdd/

What is USDD?

USDD’s key features include:

Overcollateralization: USDD is backed by excess collateral, providing a strong buffer against market volatility and enhancing overall system stability.
Peg Stability Module (PSM): Users can also swap USDD with USDT/USDC at a 1:1 ratio with zero slippage, helping maintain price stability and improving capital efficiency.
Full transparency: All collateral backing USDD is publicly verifiable on-chain, building trust while enabling more efficient and real-time risk management.
Multi-chain deployment: USDD is natively deployed on TRON, Ethereum Chain and BNB Chain.
Smart Allocator: USDD’s fully on-chain, transparent, and risk-controlled strategy that allocates assets to generate sustainable yield for the USDD ecosystem.
sUSDD and Diverse yield strategies: Users can earn through by just holding sUSDD, the yield-bearing version of USDD. Users can also earn through staking, looping, liquidity provision, and other DeFi applications with sUSDD or USDD, offering flexible ways to maximize returns.

The Basics: USDD’s Peg Stability

USDD maintains its 1:1 peg to the US dollar through a two-pronged approach that combines proactive market mechanisms with robust on-chain risk controls.

The first line of defense is the Peg Stability Module (PSM), which allows users to swap USDD and USDT at a 1:1 ratio with zero slippage. During periods of market volatility, this mechanism helps regulate liquidity and creates natural arbitrage opportunities, guiding the price back to the peg.

The second line of defense involves efficient and secure liquidation processes and collateral auctions. If a user’s Vault falls below the required collateral ratio, the system automatically liquidates the collateral through public auction, maintaining peg stability without manual intervention.

Thanks to these combined mechanisms, USDD has successfully preserved its peg even amidst turbulent market conditions, showcasing resilience and reliability in the dynamic crypto ecosystem.

Setting the Bar in Security

USDD is designed with security at its core, featuring multiple layers of protection to safeguard users and assets.

USDD uses a fully decentralized mechanism that gives its smart contracts complete control over users’ assets and transactions, independent of any centralized agency. Minting and redemption are automated through these smart contracts, ensuring trustless and transparent execution while eliminating single points of failure. Every transaction is recorded on-chain, enabling real-time verification and full transparency.

Smart Allocator allocations are also focused strongly on security, following a conservative, risk-controlled investment strategy. Only platforms with proven reliability are selected, and every investment decision is monitored dynamically by the USDD and JUST DAO teams. Real-time adjustments are made as market conditions evolve, safeguarding the ecosystem and protecting users’ assets.

USDD’s commitment to security is further validated through rigorous audits. Leading Web3 security firms ChainSecurity and CertiK have completed five audit reports since the USDD 2.0 upgrade in January 2025, confirming the stablecoin’s high standards in token integration and application mechanisms.

By combining decentralized execution, conservative investment strategies, active monitoring, and repeated third-party audits, USDD has set a new benchmark for security and reliability in the DeFi stablecoin space.

Earning Yield with USDD

USDD offers several rewarding and flexible ways for users to earn yield, designed to suit a variety of users with different levels of experience and investment preferences.

A classic approach is TRON staking, a long-running program across multiple protocols and platforms. Users can earn variable APYs while enjoying flexible deposits and withdrawals with no lock-ups, providing both convenience and liquidity.

Another reliable option is sUSDD staking on Ethereum Chain and BNB Chain. By depositing USDD, users receive sUSDD and earn a steady base yield, which remains competitive compared with other stablecoins.

Beyond these core options, USDD also enables users to stack extra returns through participation in liquidity provision, yield farming loops, and other DeFi strategies.

This varied yield approach allows everyone from beginners to experienced users to optimize returns while maintaining access to their assets.

Why Choose USDD Earn?

USDD Earn combines sustainable yield with capital efficiency, giving users a flexible way to grow their assets without sacrificing liquidity or certainty.

1:1 USDT Swaps with Zero Slippage

USDD's Peg Stability Module (PSM) enables users to swap between USDT and USDD at a true 1:1 ratio with zero slippage. Whether swapping 100 USDT or 1 million USDT, users receive the exact same amount in USDD, maximizing capital efficiency and ensuring predictable execution.

Stablecoin-Denominated Rewards

Rewards are paid in stablecoins rather than volatile assets, providing more predictable returns that are easier to reinvest, manage, and preserve over the long term.

No Deposit Limits

USDD Earn has no participation cap, allowing both retail and institutional users to deploy any amount of capital. This is supported by a sustainable yield model rather than short-term promotional subsidies.

No Lock-Up

Users can deposit or withdraw at any time without fixed lock-up periods, maintaining full liquidity while continuing to earn yield.

Sustainable Yield

USDD Earn is built for long-term sustainability through transparent on-chain strategies, not temporary high-APR incentives. Long-term campaigns such as the Binance Wallet Earn campaign, now in its sixth phase, demonstrate USDD’s continued growth and long-term commitment to users.

Conclusion

USDD combines stability, transparency, and flexibility in a single decentralized stablecoin.

With a powerful set of features including overcollateralization, multi-chain deployment, sustainable yield generation, and diverse yield strategies, USDD is a stable and sustainable asset for the evolving DeFi ecosystem.

FAQs

Where does USDD yield come from?

The main source of USDD’s yield comes from our Smart Allocator investments. Smart Allocator is a USDD’s yield-sharing initiative where capital from USDD’s cash reserve is deployed into investment opportunities to earn returns in the form of interest and platform rewards. On top of this, USDD also has two supplementary yield sources: stability fees for minting USDD, and liquidation fees for liquidated vaults.

What is the current USDD yield?

Yield varies depending on the strategy used. Standard products offer stable base yields, while LP and advanced DeFi strategies may provide higher variable returns. Check USDD’s socials for latest updates on yield strategies: https://x.com/usddio/status/2052735269506367964?s=20

Where can I get USDD?

Users can get USDD through various means:

Mint USDD directly through USDD’s Vaults: https://app.usdd.io/tron
Swap USDD with USDT/USDC at a 1:1 ratio with zero slippage on the Peg Stability Module (PSM): https://app.usdd.io/eth/psm, https://app.usdd.io/bsc/psm
Get USDD through supported centralized exchanges and decentralized exchanges

Is KYC required?

KYC requirements depend on the platform used. Certain centralized services may require verification, while some DeFi interactions can be accessed without KYC.

Referral Rewards:

Invite new users to join the Learn & Earn campaign and unlock extra rewards. For each successfully invited friend who registers and completes the required trades, you will receive a 25% fee rebate. The more qualified users you invite, the more rewards you can earn. For details, please refer to: https://www.kucoin.com/referral

How to Invite