USDC on Aave Optimism

Live USD Coin (USDC) rates on the Aave V3 Optimism market: what suppliers earn, what borrowers pay, how much is available, and the settings that decide both.

Data from Aave's API · updated 2026-11-08 04:21 UTC

Supply APY

4.98%

earned by suppliers

Borrow APY, variable

6.05%

paid by borrowers

Total supplied

$10.13M

10.14M USDC

Total borrowed

$9.31M

9.31M USDC

Utilization

91.9%

share of supply that is lent out

Available to borrow

$823K

oracle price $0.9998

USDC supply and borrow APY history

Averages published by Aave's API

Risk settings

Can be used as collateral	No
Max loan-to-value (LTV)	–
Liquidation threshold	–
Liquidation penalty	–
Reserve factor	10.00%
Flash loans	Enabled
Supply cap used	10.14M of 28.00M USDC (36.2%)
Borrow cap used	9.31M of 25.20M USDC (37.0%)

New to these terms? Read health factor explained and supply and borrow caps.

Contracts

USDC token	0x0b2C…Ff85
aToken (aOptUSDCn)	0x38d6…22e5
Variable debt token	0x5D55…7555
Price oracle	0x6379…e201
Interest rate strategy	0x9359…bed1
Pool	0x794a…14aD

Links open the Optimism block explorer.

USDC utilization and interest rate curve

Utilization is 91.9% right now. The chart shows how the rate responds as more of the supply gets borrowed.

Borrow APR Supply APR

Up to 90% utilization the borrow rate climbs gently from 0.00% to 4.00%. Past that point it climbs steeply, reaching 14.00% when everything is lent out. How Aave interest rates work.

E-Mode categories that include USDC

Efficiency mode raises borrowing power between closely related assets. E-Mode explained.

Category (1)	Max LTV	Liquidation threshold	Penalty	As collateral	Borrowable
Stablecoins	0.01%	87.00%	1.00%	Yes	No

About USDC on Aave Optimism

USD Coin (USDC) is listed on the Aave V3 Optimism market. Lenders have supplied $10.13M (10.14M USDC) and borrowers owe $9.31M, so 91.9% of the pool is lent out and $823K is left to borrow. The supply cap is 36% used.

Suppliers earn 4.98% a year, and variable-rate borrowers pay 6.05%. The rate follows utilization: up to 90% the borrow rate rises gently from 0.00% to 4.00%, and above that it climbs steeply to 14.00% when everything is lent out. At 91.9% now, the pool is above that point, so the rate can jump quickly if more is borrowed. Aave keeps 10% of the interest as its reserve factor.

USDC cannot be used as collateral on this market. The best USDC supply rate elsewhere on Aave is 9.47% on Linea. The cheapest place to borrow it is the Arc Main spoke (V4) at 3.42%. Compare USDC rates on every Aave market.

Among the 22 Aave markets with at least $1M of USDC supplied, this one pays the 4th highest supply rate. Its borrow rate is the 22nd lowest of the 25 markets with at least $250K of USDC to lend. A week ago suppliers earned 10.27% and borrowers paid 11.83%, with 97.2% of the pool lent out. Over the past 30 days, the supply rate ranged from 3.76% to 10.27%, and the borrow rate from 4.64% to 11.83% (one reading a day).