What is Optimism?
An Ethereum L2 optimistic rollup powering low-cost payments.
An Ethereum L2 optimistic rollup powering low-cost payments. In Zateway, this concept powers non-custodial USDT/USDC payments on Polygon, Solana, Base, BSC, Arbitrum, Optimism.
Why Optimism Matters for Merchants
Understanding Optimism helps you design safer checkout. Zateway keeps funds non-custodial — payments route to your wallet while you still get webhooks, payment links, and API control.
How Zateway Handles Optimism
Zateway supports production and sandbox flows so you can test Optimism safely. Use payment sessions, HMAC webhooks, and multi-chain USDT/USDC to operationalize this concept without holding customer funds.
Best Practices
Prefer stablecoins over volatile assets, verify webhook signatures, wait for sufficient confirmations, and keep private keys offline. Pair Optimism knowledge with Zateway's 1% flat fee model for predictable unit economics.