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Mainnet

A mainnet is the active network of a blockchain. It processes transactions involving real crypto.

Last updated • 1 min read
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What is a mainnet?

A blockchain is a digital ledger where transactions are recorded. The mainnet is the version of that network that people actually use.

Computers on the network check transactions according to set rules. Valid transactions are then recorded on the blockchain. You usually pay network fees for this, often using the network’s native coin.

A testnet is different. It’s a separate environment for testing features. Test assets aren’t connected to real crypto on the mainnet.

An example of a mainnet

If you send ETH to another crypto wallet through the Ethereum mainnet, you’re moving real ETH. You also pay the transaction fees in ETH.

If you do the same on an Ethereum testnet, you use separate test ETH. This doesn’t change your balance on the Ethereum mainnet.

Why is a mainnet important in crypto?

A mainnet launch usually means a project is moving from testing to real-world use. That’s why the term comes up with new blockchains, upgrades, and new applications.

Always check which network you choose for a transaction. Using the wrong address or network can result in lost crypto or make it difficult to recover. You usually can’t reverse a confirmed transaction yourself.

A working mainnet isn’t proof that a project is safe, decentralized, or successful. Even after launch, software or smart contract bugs can cause disruptions or crypto losses.

Disclaimer: This content is for informational purposes only and does not constitute financial, investment, legal, or tax advice. The information provided may be incomplete, inaccurate, or outdated and should not be relied upon as such. Nothing on this website should be considered a recommendation to buy, sell, or hold any cryptocurrency. Investing in crypto-assets involves risk of loss.