The native token of a blockchain used to pay transaction fees. ETH is Ethereum's gas token, SOL is Solana's, MATIC is Polygon's. You always need the chain's gas token to transact, even if you're only moving other tokens. Running out of gas tokens means your wallet is stuck.
The fee paid to process transactions on Ethereum and similar blockchains.
A digital asset created on an existing blockchain rather than its own chain.
A transfer of value or data recorded on a blockchain.
Application Binary Interface.
A way to make crypto wallets behave more like normal apps by turning every account into a smart contract.
The Ethereum standard for account abstraction without changing the core protocol.
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