Contract Parameters

Parameter
Value
Notes

bfUSD decimals

6

Matches USDT/USDC standard precision

hbfUSD supply cap

100,000,000 shares

Controls risk for the low-risk pool

pbfUSD supply cap

2,000,000 shares

Controls risk for the high-yield pool

Ratio precision

1e8

currentRatio() and epochRatios() use this scaling to convert between bfUSD and shares

Standard redemption delay

3 epochs + manual claim

Users must wait for settlementDelay epochs before calling claimWithdrawals

Instant redemption fee

0.5%

Charges the fee in bfUSD and enforces a quota on the redeemer contract

Staking/unstaking fees

0

Minting, depositing, withdrawing, and unstaking are free; only instant redemption and cross-chain transfers charge small fees

Cross-chain fee

Variable (per crossChainFee())

Charged when sending shares via LayerZero; uses FeeLibrary.Fees structure

Oracle

Chainlink

Stablecoins prices are sourced from Chainlink oracles

Epoch tracking

epochRatios(uint256 epoch)

Each epoch stores (startRatio, endRatio, startTime, endTime) to rebuild historical share values

Additional notes:

  • StakedBitFiStablecoin exposes maxDeposit, maxMint, maxWithdraw, and maxRedeem to enforce the supply caps and ensure supplyCap is never exceeded.

  • previewDeposit, previewMint, previewWithdraw, and previewRedeem reuse the vault ratio logic, making the user experience more predictable and user-friendly.

  • pendingWithdrawal data (requested epochs, claimable epochs, fees) can be read through the withdrawals(uint256 id) view and should be shown in any UI that lists queued redemptions.

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