RWA·Ethereum · BNB Chain · XDC
Falcon Finance
Universal-collateralization synthetic-dollar protocol. USDf is an overcollateralized USD-pegged stablecoin minted by depositing eligible collateral — both stables (USDT, USDC, DAI) and non-stables (BTC, ETH, select altcoins, and a growing RWA set). sUSDf is the ERC-4626 staked variant that streams yield from CeDeFi institutional-grade trading strategies (basis trades, RWA carry).
- 01overcollateralized synthetic dollar accepting diverse collateral
- 02sUSDf as a yield-bearing dollar (CeDeFi strategy yield)
- 03treasury allocation that wants RWA + crypto-collateral exposure together
- 04stablecoin minting for users holding non-stable assets
- pnpm add viem
| Variable | Scope | Description |
|---|---|---|
| NEXT_PUBLIC_USDF_ADDRESS | Client | USDf ERC-20 on Ethereum mainnet: 0xFa2B947eEc368f42195f24F36d2aF29f7c24CeC2. |
| NEXT_PUBLIC_SUSDF_ADDRESS | Client | sUSDf ERC-4626 on Ethereum mainnet: 0xc8CF6D7991f15525488b2A83Df53468D682Ba4B0. |
Use Falcon Finance for a universal-collateral synthetic dollar. To mint USDf: approve the supported collateral (USDT, USDC, DAI, WBTC, WETH, or whitelisted altcoin) to the Falcon Mint contract and call the mint function with the chosen collateral and amount — the protocol enforces an overcollateralization ratio per asset type (stables ≈100%, volatile assets significantly higher). To earn: `IERC20(USDf).approve(sUSDf, amount); IERC4626(sUSDf).deposit(amount, receiver)`. sUSDf share price grows from CeDeFi basis-trade and RWA-carry strategies; redeem via `IERC4626(sUSDf).redeem(shares, receiver, owner)` — note that redemption to the underlying USDf basket may be subject to a cooldown / withdrawal window per the protocol's redemption policy. ALWAYS read the current accepted-collateral list and per-asset LTV from the protocol on-chain rather than hardcoding, since the framework is designed to evolve as new RWA collateral is onboarded.
- ⚑Volatile collateral (BTC, ETH, altcoins) requires meaningful overcollateralization — health factor must be monitored to avoid liquidation; show liquidation price prominently.
- ⚑Yield comes from off-chain CeDeFi strategies executed via institutional partners — custodian / counterparty risk is the dominant tail risk; surface the latest reserve attestation.
- ⚑USDf redemption is subject to a withdrawal window / cooldown depending on collateral type and protocol queue — NOT instant; build queue UI and don't assume same-block redemption.
- ⚑Peg depends on basis-trade funding rates and arbitrage in DEX pools (Curve USDf pools) — sustained negative funding or pool drainage can de-peg USDf, similar to other synthetic dollars in 2023-2025.
- ⚑RWA collateral inherits TradFi settlement timing and KYC restrictions on the issuer side — some flows may be jurisdiction-restricted; geofence US persons where required.
- ⚑The accepted-collateral list and per-asset LTV are governance-controlled and have changed since launch — never hardcode; pull from on-chain reads.
- ⚑Stablecoin de-peg events 2023-2025 (USDC SVB, USDT brief de-peg) propagate directly into USDf via stable collateral — a future de-peg of one of the backing stables is felt immediately.
- ⚑sUSDf APY is variable and strategy-dependent — never advertise a fixed APY; pull the trailing-7d figure from the protocol oracle.