Chapter
🔵 Master Base
Learn how Base works as Coinbase's Ethereum Layer 2, from rollups and the OP Stack to gas in ETH, bridging, the sequencer, and staying safe.
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- What Base isBase is a blockchain built by Coinbase to make using crypto cheaper and faster. It is what people call a Layer…
- Why Layer 2s existEthereum can only fit so many transactions into each block. When lots of people want to use it at the same…
- What a rollup isBase is a type of Layer 2 called a rollup. The name is a good hint: it takes many transactions, rolls them up…
- OP Stack and the SuperchainRather than build a whole rollup from zero, Base was built using the OP Stack. The OP Stack is a free…
- Gas is paid in ETHHere is something that surprises people: Base does not have its own gas token. To do anything on Base, such as…
- Bridging to BaseYour ETH does not automatically live on Base. To move value from Ethereum to Base, you use a bridge. A bridge…
- The sequencerEvery rollup needs something to collect incoming transactions and put them in order before they are batched…
- Using Base safelyTo use Base you need a wallet that supports it. Popular options include Coinbase Wallet and MetaMask, both of…
- Onchain apps and Onchain SummerBecause Base is cheap and fast, a lot of apps run on it. You will find places to trade tokens, lend and…
- Blobs and cheaper feesWhen you pay a fee on Base, most of it covers a hidden cost: posting your batch of data down to Ethereum…
- The real risksBase is useful, but no network is risk free, and it helps to know where the weak points are. Three stand out…
- The big pictureLet us zoom out. Base is a Layer 2 rollup built by Coinbase on the OP Stack, part of the Superchain. It…