Add Base Sepolia network to your wallet. Some wallets have the “Base Sepolia” option in network adding list, if not, please use “import custom network” feature, and fill out the following data.

Name Value
Network Name Base Sepolia
Description A public testnet for Base.
RPC Endpoint https://sepolia.base.org Rate limited and not for production systems.
Chain ID 84532
Currency Symbol ETH
Block Explorer https://sepolia-explorer.base.org

And we believe that you absolutely need a basescan in your test.