Using Base with your wallet

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Coinbase Wallet

The Coinbase Wallet browser extension provides support for Base by default.

To use Base with Coinbase Wallet:

1. Open the Coinbase Wallet browser extension and log in to your account.
2. Connect to an app using Coinbase Wallet.
3. Open the network selection menu by clicking the network icon in the upper right-hand corner.
4. Select Base.

Your active network should now be switched to Base.

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Other wallets

Base can be added as a custom network to any EVM-compatible wallet (i.e. MetaMask).

MetaMask

To add Base as a custom network to MetaMask:

1. Open the MetaMask browser extension.

2. Open the network selection dropdown menu by clicking the dropdown button at the top of the extension.

3. Click the Add network button.

4. Click Add a network manually.

5. In the Add a network manually dialog that appears, enter the following information for Base mainnet:

   Name	Value
   Network Name	Base Mainnet
   Description	The public mainnet for Base.
   RPC Endpoint	https://mainnet.base.org
   Chain ID	8453
   Currency Symbol	ETH
   Block Explorer	https://base.blockscout.com/

6. Tap the Save button to save Base as a network.

You should now be able to connect to the Base by selecting it from the network selection dropdown menu.

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Testnet

Coinbase Wallet browser extension provides support for Base Sepolia testnet by default.

To use Base Sepolia with Coinbase Wallet:

1. Open the Coinbase Wallet browser extension and log in to your account.
2. Connect to an app using Coinbase Wallet.
3. Open the network selection menu by clicking the network icon in the upper right-hand corner.
4. Click the More networks button.
5. Navigate to the Testnets tab.
6. Select Base Sepolia.

Your active network should now be switched to Base testnet.

Other wallets

Base Sepolia can be added as a custom network to any EVM-compatible wallet (e.g., MetaMask).

MetaMask

To add Base Sepolia as a custom network in MetaMask:

1. Open the MetaMask browser extension.

2. Open the network selection dropdown menu by clicking the dropdown button at the top of the extension.

3. Click the Add network button.

4. Click Add a network manually.

5. In the Add a network manually dialog that appears, enter the following information for the Base Sepolia testnet:

   Name	Sepolia
   Network Name	Base Sepolia
   RPC Endpoint	https://sepolia.base.org
   Chain ID	84532
   Currency Symbol	ETH
   Block Explorer	https://sepolia-explorer.base.org

6. Tap the Save button to save Base Sepolia as a network.

You should now be able to connect to the Base testnet by selecting it from the network selection dropdown menu.

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