TermMax Fixed Interest Rate Mechanism Explained Simply and Clearly

TermMax is a DeFi protocol designed specifically for fixed interest rate lending. Like Uniswap V3 in the lending space, it addresses the uncertainty caused by traditional DeFi (such as Aave, Morpho) floating interest rates. The core idea is to let you lock in borrowing rates and terms in advance, making returns/costs predictable, similar to fixed-income bonds in traditional finance.
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Core Principles
Fixed Interest Rate + Fixed Term + Tokenization
• Unlike Aave: interest rates fluctuate with market changes (floating APY)
• Unlike pure P2P: direct matching may have poor liquidity.
• TermMax’s approach: turn lending into tradable fixed-rate instruments using a combination of three special tokens (similar to zero-coupon bond models):
- FT (Fixed-Rate Token): Fixed interest rate token. When lenders buy FT, it’s equivalent to purchasing a zero-coupon bond, receiving a fixed principal + yield at maturity, unaffected by market interest rate fluctuations during the period. The return is locked in advance.
- GT (Gearing Token): Leverage/Gearing token. Borrowers lock collateral (like ETH), then mint GT to lend out assets.
- XT (X Token): Auxiliary token used for other liquidity and settlement mechanisms.
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Simplified Lending Process:
1. Lender: deposits assets (USDC, etc.), creates or matches “Range Orders,” locking funds within a specific interest rate range. At maturity, they receive principal + fixed yield (represented by FT).
2. Borrower: provides excess collateral → mints GT + FT → borrows assets. The borrowing cost is fixed, and repayment (or extension) is required at maturity.
3. Maturity Settlement: automatic liquidation/settlement at the end of the fixed term, eliminating interest rate risk.
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Innovations?
Order book + Range Orders similar to Uniswap V3
• TermMax is not just a simple liquidity pool but a loan AMM (Automated Market Maker)
• Maker (Order Provider): lenders can customize pricing curves (piecewise curves, like segmented Kinks in Constant Product AMM), setting acceptable interest rate ranges and fund amounts. Funds are locked but can earn basic yields when idle (V2 feature).
• Taker (Order Filler): borrowers directly match preferred orders with a single click.
This offers high flexibility: orders with different interest rates and durations coexist, providing better liquidity and controllable slippage.
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Main Highlight?
One-Click Looping (One-Click Leverage Cycle)
You can complete the cycle with one click: deposit → fixed interest rate lending → re-deposit borrowed assets into yield sources (like Morpho vaults, Aave) → repeat leverage.
Fixed borrowing costs + composable underlying yields → amplify leverage returns while keeping costs predictable. Supports early exit (Break Funding Cost): partial close or extension before maturity without harming lenders’ fixed APY.
@TermMaxFi