Stablecoins Interest Rate Curve Update
01Summary
Chaos Labs recommends reducing the target borrow rate (Slope1) for most stablecoins across Aave V3 from current levels (8.50%-9.50%) to a uniform 6.50% across 12 blockchain networks and multiple instances. This change responds to falling stablecoin utilization and aligns rates with market-priced interest rates of 6%-8%. GHO, USDS, and pyUSD are excluded from this recommendation.
- Type
- parameter change
Key changes
- Reduce target borrow rate (Slope1) for USDC, DAI, USDT, LUSD, FRAX, crvUSD, and USDe on Ethereum Core from 8.50% to 6.50%(high)
- Reduce target borrow rate (Slope1) for multiple stablecoins on Arbitrum, Optimism, and other L2s from 9.00%-9.50% to 6.50%(high)
- Reduce target borrow rate (Slope1) for stablecoins on Avalanche, BNB, Gnosis, Scroll, and ZkSync from 8.50%-9.50% to 6.50%(high)
- Standardize target rate to 6.50% across all included stablecoin assets and instances to align with market interest rates of 6%-8%(medium)
Notable concerns
- Proposal reduces borrowing costs significantly across the protocol, which may increase stablecoin utilization but could impact lender yields
- GHO, USDS, and pyUSD are managed separately and explicitly excluded from this recommendation
Generated by Kvorum
02Description
Simple Summary
In light of recent market changes, Chaos Labs recommends setting the target borrow rate for most stablecoins to 6.50%. These changes would be implemented via the direct-to-AIP process.
Motivation
The utilization for stablecoins across Aave has resumed falling after a brief improvement following the last IR curve adjustment, calling for a further reduction in target rates to better align with the market-priced interest rate.
A closer look at the largest stablecoin markets indicates that borrow rates have stabilized between 6% and 8%.
As a result, we recommend setting the target rate for all stablecoins to 6.5%;
Please note that GHO, USDS, and pyUSD are managed separately and, thus, are not included in these recommendations.
Specification
| Protocol | Instance | Asset | Current Slope1 | Rec. Slope1 |
|---|---|---|---|---|
| Aave V3 | Ethereum Core | USDC | 8.50% | 6.50% |
| Aave V3 | Ethereum Core | DAI | 8.50% | 6.50% |
| Aave V3 | Ethereum Core | USDT | 8.50% | 6.50% |
| Aave V3 | Ethereum Core | LUSD | 8.50% | 6.50% |
| Aave V3 | Ethereum Core | FRAX | 8.50% | 6.50% |
| Aave V3 | Ethereum Core | crvUSD | 8.50% | 6.50% |
| Aave V3 | Ethereum Core | USDe | 8.50% | 6.50% |
| Aave V3 | Ethereum Prime | USDC | 8.50% | 6.50% |
| Aave V3 | Ethereum EtherFi | USDC | 8.50% | 6.50% |
| Aave V3 | Ethereum EtherFi | FRAX | 8.50% | 6.50% |
| Aave V3 | Arbitrum | DAI | 9% | 6.50% |
| Aave V3 | Arbitrum | USDT | 9% | 6.50% |
| Aave V3 | Arbitrum | LUSD | 9% | 6.50% |
| Aave V3 | Arbitrum | USDC | 9% | 6.50% |
| Aave V3 | Arbitrum | FRAX | 9% | 6.50% |
| Aave V3 | Optimism | DAI | 9% | 6.50% |
| Aave V3 | Optimism | USDT | 9% | 6.50% |
| Aave V3 | Optimism | sUSD | 9% | 6.50% |
| Aave V3 | Optimism | LUSD | 9% | 6.50% |
| Aave V3 | Optimism | USDC | 9% | 6.50% |
| Aave V3 | Base | USDC | 9% | 6.50% |
| Aave V3 | Metis | m.DAI | 9.50% | 6.50% |
| Aave V3 | Metis | m.USDC | 9.50% | 6.50% |
| Aave V3 | Metis | m.USDT | 9.50% | 6.50% |
| Aave V3 | Avalanche | DAI.e | 8.50% | 6.50% |
| Aave V3 | Avalanche | USDC | 8.50% | 6.50% |
| Aave V3 | Avalanche | USDt | 8.50% | 6.50% |
| Aave V3 | Avalanche | FRAX | 8.50% | 6.50% |
| Aave V3 | Avalanche | AUSD | 8.50% | 6.50% |
| Aave V3 | Gnosis | WXDAI | 9% | 6.50% |
| Aave V3 | Gnosis | EURe | 9% | 6.50% |
| Aave V3 | Gnosis | USDC.e | 9% | 6.50% |
| Aave V3 | BNB | USDC | 8.50% | 6.50% |
| Aave V3 | BNB | USDT | 8.50% | 6.50% |
| Aave V3 | BNB | FDUSD | 8.50% | 6.50% |
| Aave V3 | Scroll | USDC | 8.50% | 6.50% |
| Aave V3 | ZkSync | USDC | 8.50% | 6.50% |
| Aave V3 | ZkSync | USDT | 8.50% | 6.50% |
References
- Implementation: AaveV3Ethereum, AaveV3EthereumLido, AaveV3EthereumEtherFi, AaveV3Polygon, AaveV3Avalanche, AaveV3Optimism, AaveV3Arbitrum, AaveV3Metis, AaveV3Base, AaveV3Gnosis, AaveV3Scroll, AaveV3BNB, AaveV3ZkSync
- Tests: AaveV3Ethereum, AaveV3EthereumLido, AaveV3EthereumEtherFi, AaveV3Polygon, AaveV3Avalanche, AaveV3Optimism, AaveV3Arbitrum, AaveV3Metis, AaveV3Base, AaveV3Gnosis, AaveV3Scroll, AaveV3BNB, AaveV3ZkSync
- Snapshot: Direct-to-AIP
- Discussion
Copyright
Copyright and related rights waived via CC0.
03Mismatch analysis
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Generated by Kvorum
04Actions
- Target
- 0x50fb…b440
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- 0 wei
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- fallback()
- Arguments
{}- Calldata
- Target
- 0xaf54…2ed4
- Value
- 0 wei
- Function
- fallback()
- Arguments
{}- Calldata
- Target
- 0x89b6…0272
- Value
- 0 wei
- Function
- fallback()
- Arguments
{}- Calldata
05Tally
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07Forum
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