What is Origin Dollar (OUSD)?

Quick Facts

  • Launched: September 2020 on Ethereum
  • Type: Yield-bearing, rebasing stablecoin
  • Peg: 1 OUSD ≈ $1 USD
  • Collateral: Backed 1:1 by USDC
  • Yield source: Morpho lending markets and Curve liquidity pools
  • Governance: Origin DeFi DAO, powered by OGN
  • Audits: Codebase audited 12+ times over 4+ years

Introduction

Origin Dollar (OUSD) is a yield-bearing stablecoin built on Ethereum by the team at Origin Protocol. It was the first stablecoin designed to earn DeFi yield passively, directly inside a holder's wallet — no staking, no lockups, no manual compounding required.

Holding OUSD is as simple as holding any other stablecoin, but your balance grows automatically over time as the protocol earns yield on your behalf.

History & Background

OUSD launched in September 2020 as Origin Protocol's first yield-bearing product. It introduced the concept of a rebasing stablecoin to DeFi — a design where the token supply expands to distribute earnings rather than the token's price increasing.

Over time, the protocol has matured significantly. The codebase has been audited more than 12 times and battle-tested across multiple market cycles. OUSD later became part of a broader suite of yield-bearing tokens from Origin, alongside OETH and Super OETH.

How Origin Dollar Works

When users deposit USDC, they receive OUSD in return. The protocol then deploys that USDC collateral into carefully selected DeFi yield strategies — primarily Morpho lending markets (on Ethereum mainnet, Base, and HyperLiquid) and Curve liquidity pools.

Yield generated across these strategies is bridged back to Ethereum mainnet and distributed to holders via a positive rebase. This means each holder's OUSD wallet balance automatically increases to reflect earned yield — no action needed.

OUSD also uses an Algorithmic Market Operations (AMO) strategy on Curve, which can generate up to 2x the rewards from the same capital. Gas costs for harvesting are shared across all holders, enabling frequent compounding at low cost per user.

Tokenomics

OUSD is designed to maintain a stable $1 peg. Its supply is elastic — it expands as yield accrues and can contract on redemptions. The value per token stays constant while the number of tokens in each wallet grows.

Origin charges a 20% performance fee on gross yield, deducted before distributions reach holders. Net protocol revenue funds buybacks of OGN, which flow to xOGN stakers — linking protocol performance to governance token value. A 0.25% exit fee applies when redeeming OUSD back for USDC, which is redistributed to remaining holders.

Circulating supply ? 6.09 million OUSD
Total supply ? 6.09 million OUSD
Max supply ? -- OUSD
Updated 6h ago

Ecosystem & Use Cases

OUSD serves as a passive income tool for DeFi participants who want dollar-stable exposure with built-in yield. It can be held in a wallet, traded on decentralized exchanges like Curve and Uniswap, or used across DeFi protocols.

It appeals to a wide range of users: from experienced yield farmers seeking optimized returns to newcomers who want simple, set-and-forget dollar savings.

Team, Governance & Community

OUSD was created by Origin Protocol, co-founded by Josh Fraser and Matthew Liu, with Yu Pan as a founding engineer. Governance is managed through the Origin DeFi DAO, where OGN token holders vote on protocol decisions, strategy changes, and fee structures.

The project maintains an open-source codebase and an active community across Discord, Twitter, and Telegram.

Advantages

  • Passive yield: Earnings compound automatically without staking or lockups
  • Fully collateralized: Backed 1:1 by USDC, redeemable at any time
  • Optimized returns: AMO and multi-strategy design consistently outperform direct deposits
  • Battle-tested security: 12+ independent audits over 4+ years of mainnet operation
  • Cross-chain yield: Captures lending opportunities on Base and HyperLiquid, delivered to Ethereum holders

Risks & Challenges

  • Smart contract risk: Exposure to OUSD's own contracts as well as those of Morpho and Curve
  • Counterparty risk: USDC backing introduces dependence on Circle and potential for freezing of funds
  • Yield variability: APY fluctuates with DeFi market conditions and borrower demand
  • Regulatory risk: USD-pegged stablecoin issuers are subject to evolving financial regulations

Long-Term Vision

Origin Dollar aims to be the most accessible and efficient yield-bearing stablecoin in DeFi. The protocol continues to expand its cross-chain yield strategies and refine its AMO design to maximize returns for holders. As part of the broader Origin Protocol ecosystem, OUSD is positioned to grow alongside its sibling products, reinforcing Origin's role as a leading builder of yield-bearing on-chain assets.

Frequently Asked Questions

OUSD is a yield-bearing stablecoin on Ethereum, pegged to $1 USD. It automatically earns DeFi yield for holders without requiring staking or lockups.

OUSD deploys its USDC collateral into Morpho lending markets and Curve liquidity pools. Yield is harvested and distributed back to holders through a rebasing mechanism that increases wallet balances directly.

No. Simply holding OUSD in a compatible wallet is enough. Your balance will grow automatically as the protocol earns and distributes yield on your behalf.

OUSD is backed 1:1 by USDC. Users can redeem OUSD for USDC at any time through the Origin dApp, though a 0.25% exit fee applies on vault redemptions.

OUSD is governed by the Origin DeFi DAO. OGN token holders can stake to earn governance power and participate in decisions about protocol strategies and fee structures.

Origin charges a 20% performance fee on gross yield generated. This is deducted before distributions reach holders, so displayed APYs already reflect the net return. A 0.25% exit fee also applies when redeeming through the vault.

Yes. The OUSD codebase has been audited more than 12 times by independent security firms and has been running in production for over four years across multiple market cycles.

OUSD can be minted and redeemed on the Origin dApp, and traded on decentralized exchanges including Curve and Uniswap. It is also listed on select centralized exchanges.