Effortlessly optimized borrowing
Summerstone is the leading provider of set-and-forget interest rates on Liquity-based borrowing markets.
Liquity, Nerite, Mustang and others
Managed Borrowing
Automated interest rate management for collateral-backed loans on Liquity-based borrowing markets. Delegate interest rate updates while retaining full custody, with parameters enforced transparently onchain.
- Optimized costs: we keep your borrowing cost as low as possible.
- Self-custody delegation: we can only adjust your loan's interest rate - you always retain custody of your assets.
- Protocol-enforced guarantees: max 0.3% annual fee and normal adjustments weekly.
- Zero gas fees for adjustments: we cover execution costs and proactively manage redemption risk.

Supported protocols
Managed Borrowing is available across 4 Liquity-based borrowing markets.
Ready to automate your loan?
Start with Managed Borrowing docs, then use the calculator to estimate savings.
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