Add Coinbase Base to MetaMask

Summary: Integrating Base, an Ethereum Layer 2 solution, into your MetaMask Wallet is straightforward and can be achieved through ChainList, an EVM network information aggregator, or by manually inputting the Base Mainnet RPC and Network ID. This integration allows for the execution of any Ethereum Virtual Machine (EVM) codebase on Base, a secure L2 deployed by Coinbase.

Can You Add Base to MetaMask?

Yes, you can integrate the Base network with your MetaMask Wallet. As a Layer 2 solution compatible with the Ethereum Virtual Machine (EVM), Base is designed to execute Ethereum-based smart contracts, making it interoperable with MetaMask. To incorporate Base into your MetaMask Wallet, you must enter the confirmed Network ID and Chain ID information via a trustworthy EVM network aggregator such as ChainList.

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How to Add Coinbase Base to MetaMask

Looking to add the Coinbase Base chain to your MetaMask wallet? Here's a simple guide using ChainList, a well-known EVM network information aggregator. ChainList is a platform built by the team behind Defillama that makes it easy to find and connect with any EVM-compatible network, including Base, by providing validated RPC and network IDs.

Follow these easy steps to onboard with the verified Base chain:

1. Head over to the ChainList website.
2. Use the platform's feature to connect your MetaMask Wallet.
3. In the search bar at the top of the page, enter 'Base'.
4. Find 'Add to MetaMask' under Base EVM and click it. This action will automatically add the verified RPC information to your MetaMask extension.

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Base Mainnet RPC 

For users who favor a more hands-on approach, MetaMask also supports manual connection to the Base Mainnet RPC and Network ID. You can utilize the following details from the Base Docs:

• Network name: Base
• Network URL: https://developer-access-mainnet.base.org
• Chain ID: 8453 
• Currency symbol: ETH 
• Block explorer URL: https://basescan.org

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About Base

Base is an innovative Ethereum Layer 2 (L2) solution, engineered to facilitate the seamless integration of the next billion users into the blockchain ecosystem. It provides a secure and cost-effective platform for executing any Ethereum Virtual Machine (EVM) codebase, enabling easy integration of users and assets from Ethereum Layer 1, and other interoperable chains. Built on Optimism’s open-source OP Stack, Base offers the advantages of the EVM environment at a fraction of the cost, contributing to its widespread accessibility.

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Bottom Line

In conclusion, integrating Base, a Layer 2 solution compatible with Ethereum Virtual Machine (EVM), into your MetaMask Wallet is not only feasible but straightforward. With the help of ChainList, an EVM network information aggregator, or a manual approach using the Base Mainnet RPC and Network ID, you can seamlessly link the Base network to your MetaMask Wallet. This addition extends your wallet's capabilities, allowing the execution of any EVM codebase on a secure, cost-effective platform.