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  3. /ABI
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blockchain

ABI

Application Binary Interface.

Definition

Application Binary Interface. The ABI defines how to interact with a smart contract, specifying function names, parameter types, and return values. It's like an API specification for smart contracts. You need a contract's ABI to call its functions from a dApp or script.

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Learn More About ABI

GuideSmart Contracts GuideGuideCrypto Bridges Guide

Related Terms

Smart Contract

Self-executing code stored on a blockchain that runs when conditions are met.

Solidity

The main programming language used to write smart contracts on Ethereum and EVM-compatible chains.

DApp (Decentralized Application)

An application that runs on a blockchain rather than centralized servers.

Account Abstraction

A way to make crypto wallets behave more like normal apps by turning every account into a smart contract.

Account Model

The way Ethereum and many other chains track balances.

Actively Validated Service (AVS)

A service or protocol that uses EigenLayer's restaked ETH for its security instead of bootstrapping its own validator set.

Related Tools

Gas Tracker/tools/gas-tracker

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Ethereum Guide/learn/ethereum

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