L2 · EVM
Optimism
OP Stack pioneer; foundation of the Superchain (Base, World, etc.).
Optimism is the original OP Stack optimistic rollup whose codebase now powers the Superchain ecosystem — Base, World Chain, Mode, Mantle and 30+ other L2s share the same Optimism-developed tech stack.
Live metrics Updated 1d ago
Stablecoin supply
$2.9B
DeFi TVL
$800.0M
Daily transactions
600,000
Active addresses 24h
130,000
Stablecoin supply on this chain · 90d Updated today
$585.8M
Source: DeFiLlama
24h
+0.16%
7d
+0.42%
net+$2.4M
30d
-3.88%
net−$23.6M
inflow 7d$17.1M
outflow 7d$14.6M
Technical profile
- Native token
- OP
- Gas token
- ETH
- Consensus
- Optimistic rollup (OP Stack)
- VM
- EVM
- EVM compatible
- Yes
- Block time
- 2s
- Finality
- L1 finality ~13 min; 7-day fraud proof window
- TPS (typical / max)
- 70 / 2,000
- Avg fee
- $0.01
- Launched
- Dec 16, 2021
Foundation and contributors
- Foundation
- Optimism Foundation
- Country of origin
- United States
Core contributors
Optimism FoundationOP Labs
Stablecoins on this chain
Timeline
- Dec 16, 2021Optimism mainnet launch
- May 31, 2022OP token airdrop
- Jun 6, 2023Bedrock upgrade
Major redesign reduces fees and improves perf.
- Aug 9, 2023Base launches on OP Stack
Coinbase builds Base as the first major OP Stack rollup, formalizing the Superchain vision.
- Mar 12, 2025Fault proofs (Stage 1)
Permissionless fraud proofs activate.
Ecosystem
Notable projects
- Velodrome (DEX)
- Synthetix
- Aave V3
- Beefy
Bridges and interop
Optimism BridgeAcrossStargateCircle CCTP
Best for
Best for
- ›Superchain interop hub
- ›Mid-cap DeFi at lower L2 cost
- ›World Chain identity rails
Risk notes
Risk notes
- ● Single sequencer (Stage 1 trust assumptions)
- ● 7-day withdrawal latency
- ● Smaller TVL vs Arbitrum
Resources
More on Optimism
For cross-chain context, deeper dives and stablecoin-specific analysis, see the blog and the stablecoins index.