Optimism
Price and Liquidity Aggregators
Daily Average Oracle (WETH)
Configured to provide high-precision price and medium-precision liquidity data for WETH pairs, averaged over 24 hours.
- Contract address: 0xFA84f31f3187b921BAB4D3E3206d0b0DE7A3D94b
- Contract version: 4.0.0
- Type: Geometric-mean TWAP, harmonic-mean TWAL
- Period: 24 hours
- Granularity: 1
- Update thresholds:
- Price: 0.5% or every 4 hours
- Liquidity: 10% or every 8 hours
- Validation:
- Required liquidity for each underlying oracle:
- Minimum token liquidity value: 5 WETH
- Minimum quote token liquidity: 5 WETH
- Acceptable ratio: between 1:100 and 100:1
- Minimum valid sources: 1
- Offchain pegging
- Required liquidity for each underlying oracle:
- Aggregation strategy: Quote token weighted geometric mean average
Median Filtered Daily Average Oracle (WETH)
Configured to provide high-precision price and medium-precision liquidity data for WETH pairs, recording the median price and liquidity of three 24-hour TWA observations.
- Contract address: 0x6bb5e2F80F929ab467335F9a8ed10585619e24F5
- Contract version: 4.0.0
- Type: Median filtered oracle
- Source oracle: Daily Average Oracle (WETH)
- Aggregation parameters:
- Observation offset: 0
- Observation increment: 1
- Observation amount: 3
7d Daily Volatility Oracle (WETH)
Configured to provide historical price volatility, measured in log returns, for WETH pairs over seven days.
- Contract address: 0xCC35CCAAb98A31fc81C26Ccc53dA7419DE9869B7
- Contract version: 4.0.0
- Type: Historical price volatility oracle
- Source oracle: Daily Average Oracle (WETH)
- Aggregation parameters:
- Observation offset: 0
- Observation increment: 1
- Observation amount: 7 (8 observations are required to calculate 7 deltas)
Thirty Minute Average Oracle (WETH)
Configured to provide high-precision price and medium-precision liquidity data for WETH pairs, averaged over 30 minutes.
- Contract address: 0x449D131f2Ae53a337FE5A21b3D749E603ce6454c
- Contract version: 4.0.0
- Type: Geometric-mean TWAP, harmonic-mean TWAL
- Period: 30 minutes
- Granularity: 1
- Update thresholds:
- Price: 0.5% or every 4 hours
- Liquidity: 10% or every 8 hours
- Validation:
- Required liquidity for each underlying oracle:
- Minimum token liquidity value: 5 WETH
- Minimum quote token liquidity: 5 WETH
- Acceptable ratio: between 1:100 and 100:1
- Minimum valid sources: 1
- Offchain pegging
- Required liquidity for each underlying oracle:
- Aggregation strategy: Quote token weighted geometric mean average