Add Base Sepolia to MetaMask

Add Base Sepolia to MetaMask

Select the network that you want to add:

What Is Base Sepolia?

Base Sepolia is a testnet for Base. Base is a Layer 2 scaling solution for Ethereum developed by Coinbase. It is built on Optimism's Open Source OP Stack, so just like Optimism it uses optimistic rollup technology. It was launched in the summer of 2023 during what they dubbed to be "onchain summer". It has already gained a lot of usage, and since they are backed by one of the largest cryptocurrency companies, it is likely to continue to grow. The native token of Base Sepolia is ETH. Learn more about Base Sepolia on its website.

Steps To Add Base Sepolia to MetaMask

The process of adding Base Sepolia to your wallet may be slightly different depending on the wallet you are using. The steps below are for MetaMask. If you are using a different wallet, there is most likely a similar process that you can follow.

1. Open your wallet and go to the "Add network" page.

MetaMask Add Network 1

MetaMask Add Network 2

2. Enter the required details and click "Save".

After entering all the required details, you can click "Save" to add Base Sepolia to MetaMask.

Network name
Base Sepolia
Chain ID
Currency symbol
Block explorer URL (Optional)

Alternatively, you can use our one-click button so you don't need to enter the required details manually.