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Add Optimism to MetaMask

Add Optimism to MetaMask

Adrian Graham
Fact Checked
Jun 20, 2022

Summary: You can add Optimism to your Metamask wallet by adding the RPC endpoints of the Optimism network to your account.

This guide will walk you through step-by-step the easiest way to add Optimism and the RPC details to your Metamask account.

Table of Contents

Platform Highlights

Can I add Optimism to Metamask?

Yes, you can add the Optimism Layer 2 network to your Metamask wallet because it is an Ethereum Virtual Machine (EVM) compatible network. This means that Optimism is built with the same programming language as Ethereum, which is called Solidity.

As at time of writing, Metamask supports all 'EVM-compatible' networks which include popular Layer 2's like Optimism, Boba Network or Arbitrum.


How to add Optimism to Metamask wallet

To add the Optimism Layer 2 network to your Metamask account, please follow these steps that have been verified by our authors.

  1. Download the Metamask browser extension.
  2. Go on your Metamask wallet and select the 'Add Networks' button.
  3. Copy and paste the verified Optimism RPC details onto this page.
  4. Once you input these details and select 'Save' you will be connected to the Optimism Network.
Optimism on Metamask wallet
Adding the Optimism RPC details to a Metamask wallet.

Optimism RPC Details

The details below are the verified RPC endpoints for the Optimism network. Be sure to add these RPC inputs to your Metamask wallet.

  1. Network Name: Optimistic Ethereum
  2. New RPC URL: https://mainnet.optimism.io
  3. Chain Id: 10
  4. Currency Symbol: ETH
  5. Block Explorer URL: https://optimistic.etherscan.io


What is Optimism Ethereum Layer 2?

Optimism is a Layer 2 scaling solution for Ethereum. Optimism L2 uses Optimistic Virtual Machine (OVM), an innovative rollup technology that allows for cheaper and faster transactions while maintaining all the key security properties of Ethereum.

Optimism Layer 2

What are the benefits of using Optimism L2?

  • Cheaper and faster transactions: Optimism L2 uses Optimistic Virtual Machine (OVM), which allows for cheaper and faster transactions than on Ethereum's mainnet.
  • All the key security properties of Ethereum: By using rollups, Optimism L2 preserves all the key security properties of Ethereum, including finality and liveness.
  • Increased scalability: With Optimism L2, businesses can scale their applications without sacrificing security or decentralization.

Optimism was founded in 2017 and is backed by leading VC firms such as a16z, Polychain Capital, and Paradigm. As of 2022, Optimism has raised a total of $150 million in funding.


Optimism (OP) Price

The chart below is the live price of the Optimism (OP) layer 2 token.

Is Metamask Safe?

Yes, Metamask is the safest and most trusted Web 3 wallet in the digital asset ecosystem. They are the most popular choice to start using the Optimism network and its DeFi applications like Synthetix, Perpetual Protocol, Thales Market, Lyra Finance, and many others.

Adrian Graham

Co-Founder & former banker turned Full-Time DeFi analyst and researcher. Left traditional finance to pursue my interest in digital assets and decentralized finance.

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