# 3.1 On-Chain Infrastructure Selection

TriArch is built on the Base chain, leveraging three core advantages:

1. **High Performance:** Supports 100+ TPS with transaction finality under 2 seconds, meeting the needs of high-frequency strategy execution
2. **Low Cost:** Average gas fee is $0.001—only 1/50th of Ethereum mainnet
3. **Ecosystem Compatibility:** Fully EVM-compatible, enabling seamless integration with toolchains like Uniswap and OpenZeppelin