cirBTC on Aave V4 Arc Main
Live Circle Wrapped Bitcoin (cirBTC) rates on the Aave V4 Main spoke on Arc. On V4 every borrower pays the hub's base rate, and a personal risk premium can be added depending on the collateral behind the loan.
Data from Aave's V4 API · updated
Supply APY
<0.01%
earned by suppliers
Base borrow rate
0.26%
before any risk premium
Supplied here
$91.04M
1.20K cirBTC
Borrowed here
$121K
1.60 cirBTC
Hub utilization
0.1%
Core hub, all spokes
Available to borrow
$16.57M
price $75.8K
cirBTC supply and borrow rate history
Averages published by Aave's V4 API
Base borrow rate Supply APY
| Day | Supply APY | Borrow rate |
|---|
Risk settings on this spoke
| Can be used as collateral | Yes |
|---|---|
| Collateral factor | 78.00% |
| Collateral risk score | 0.00% |
| Max liquidation bonus | 7.22% |
| Liquidation fee | 10.00% |
| Supply cap used | 1.20K of 1.60K cirBTC (75.0%) |
| Borrow cap used | 1.60 of 220.00 cirBTC (0.7%) |
The collateral factor decides how much you can borrow against this asset. The risk score feeds the borrower's risk premium: the safer the collateral, the lower the premium. How V4 works.
Where the liquidity comes from
| Hub | Core hub |
|---|---|
| Supplied across the hub | $91.04M |
| Borrowed across the hub | $121K |
| Spokes sharing it | 1 |
| Liquidity fee | 20.00% |
| cirBTC token | 0x171A…bAA0 |
| Spoke contract | 0xB843…134d |
| Hub contract | 0x1728…F79C |
cirBTC utilization rate history
Recorded once a day by Aave Tracker
cirBTC utilization and interest rate curve
Hub utilization is 0.1% right now. Set by the Core hub: how the base rate responds as more of the supply gets borrowed.
Base borrow rate Supply rate
Up to 80% utilization the base rate climbs gently from 0.25% to 4.25%. Past that point it climbs steeply, reaching 64.25% when everything is lent out.
About cirBTC on the Main spoke
Circle Wrapped Bitcoin (cirBTC) is listed on the Aave V4 Main spoke on Arc, which draws its liquidity from the Core hub. On this spoke $91.04M is supplied and $121K borrowed, nearly all of the cirBTC in the hub, which is shared by 1 spoke. $16.57M is available to borrow.
Suppliers earn <0.01% a year, and borrowers pay the hub's base rate of 0.26% plus a personal risk premium that depends on the collateral behind their loan. The hub is 0.1% borrowed. Up to 80% the base rate rises gently from 0.25% to 4.25%; above that it climbs steeply to 64.25% when everything is lent out.
cirBTC can back loans here with a collateral factor of 78%. Its collateral risk score of 0% feeds the borrower's risk premium, and liquidators can earn a bonus of up to 7.2%.
A week ago suppliers earned <0.01% and the base borrow rate was 0.26%, with the hub 0.1% lent out. Over the past 30 days, the base borrow rate ranged from 0.25% to 0.27% (one reading a day).
cirBTC on Aave V4 Main: quick answers
What is the cirBTC supply APY on Aave V4 Main?
<0.01% a year right now. It is paid out of what borrowers across the Core hub pay and changes with every deposit, loan and repayment.
What does it cost to borrow cirBTC on Aave V4 Main?
The base borrow rate is 0.26%. On Aave V4 each borrower also pays a risk premium on top, set by the collateral behind their loan, so the rate you pay can be higher.
Can I use cirBTC as collateral on Aave V4 Main?
Yes, with a collateral factor of 78%: you can borrow up to that share of its value. Safer collateral lowers your risk premium.