Get started with all the essential terms you need to know to master ETHGas
ETHGas Glossary
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Base Fees
The minimum mandatory fees required for Ethereum transactions to be included in blocks, adjusted automatically based on network congestion
Block Builders
Block Builders are Ethereum nodes that construct and propose new blocks, competing to have their block included in the blockchain
Ethereum Gas Trading
The practice of buying and selling the right to include transactions in Ethereum blocks, using the gas price as the trading commodity.
Gwei
Gwei is a denomination of Ether, the native cryptocurrency of Ethereum. 1 Ether = 1,000,000,000 Gwei, used to measure Ethereum gas fees
MEV
MEV (Maximal Extractable Value) is the profit block producers can obtain by optimally ordering transactions in an Ethereum block
Mempool
The mempool is the pool of unconfirmed transactions waiting to be included in the next Ethereum block by miners
Priority Fees
Optional tips added to Ethereum transaction fees to incentivize faster block inclusion by miners/validators
Proposer Builder Separation
'PBS' is an Ethereum upgrade that separates block construction and block proposal, improving decentralization and security
Proposers
Proposers are Ethereum nodes that compete to have their constructed block included in the blockchain, earning the block reward and txn fees
Relayers
An ETH infrastructure provider helping users submit txns by handling gas price management and other network interactions on their behalf
Validators
Validators are nodes in the ETH network validating txns and blocks, and participating in the consensus process to maintain the blockchain