In the Ethereum platform, there is a term used to refer to the price a user is willing to pay for a transaction, known as "gas price." This is the amount of the cryptocurrency Ether that a user is willing to pay to execute a particular transaction on the Ethereum network. Gas prices can fluctuate depending on the level of network congestion and the priority of the transaction.
Transactions with higher gas prices are typically processed more quickly by the network, while those with lower gas prices may experience delays or even rejection. Users can set their gas price when submitting a transaction, and it is typically denominated in a small fraction of Ether, such as Gwei (Gigawei).