How to Add Corn to MetaMask

Home / MetaMask Guides

Written by

Emily Shin

Research Analyst

Fact Checked

Updated:

Jan 17, 2025

Summary: Corn, an Ethereum Layer 2 built on Arbitrum Orbit, can be added to MetaMask via ChainList (Chain ID 21000000) or manual configuration.

It uses BTCN, a Bitcoin-backed gas token, to power transactions and dApps. Corn enables BTCFi, letting BTC holders earn yield and use EVM-based apps.

Website

ChainList Overview

5.0 out of 5.0 by Datawallet

ChainList is the most trusted aggregator of EVM-based Layer 1 and 2 networks. It allows users to instantly connect their MetaMask to verified Chain and Network IDs, ensuring a safe connection.

Website

Supported Networks

100+ Layer 1 and Layer 2 chains

Development Team

Built by the Defillama team

Compatible Wallets

MetaMask only

Can I Add Corn to MetaMask?

Yes, you can connect Corn, an Ethereum Layer 2 built on Arbitrum Orbit, to MetaMask. Enter Corn’s RPC URL, chain ID, and network details in MetaMask’s custom network settings. Once added, you can interact with Corn’s DeFi ecosystem designed to enhance yields on Bitcoin.

‍

How to Add Corn to MetaMask

The easiest way to add Corn to MetaMask is through ChainList, a trusted platform that provides verified RPC details for EVM-compatible networks. Using ChainList eliminates the need to manually enter network settings, ensuring accuracy and a quick setup.

Steps to Add Corn to MetaMask:

Visit ChainList: Open ChainList and connect your MetaMask wallet.
Search for Corn: Type "Corn" in the search bar.
Add Corn: Select Corn from the results and click "Connect Wallet."
Approve in MetaMask: Follow MetaMask’s prompts to confirm and add Corn as a network.

‍

Corn RPC and Chain ID

To manually add Corn to MetaMask, enter the following network details. Always verify with Corn’s official documentation for accuracy.

Network Name: Corn
RPC URL: https://mainnet.corn-rpc.com
Chain ID: 21000000
Currency Symbol: BTCN
Block Explorer URL: https://cornscan.io

Once added, you can access Corn’s ecosystem, interact with dApps, and use BTCN for transactions.

‍

About Corn

Corn is a Bitcoin-focused Ethereum Layer 2 on Arbitrum Orbit, using BTCN, a Bitcoin-backed gas token, for transactions. It secures assets with Babylon Bitcoin Staking and enables cross-chain transfers via LayerZero.

Developers can build in multiple languages with Stylus, while the popCORN System manages staking and incentives. The Bitcoin Clearing House mints and converts BTCN.

‍

Final Thoughts

Adding Corn to MetaMask enables direct access to its Bitcoin-integrated Layer 2, fast transactions, and cross-chain transfers. Use ChainList for quick setup or manually enter the RPC details.

Once connected, you can interact with BTCN, dApps, and staking features while leveraging Arbitrum’s scalability.

Written by

Emily Shin

Research Analyst

Connect with Us