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blockchain

Chainlink

The most widely used oracle network in crypto.

Definition

The most widely used oracle network in crypto. Chainlink provides price feeds, verifiable randomness, and other real-world data to smart contracts across dozens of blockchains. Its CCIP protocol also handles cross-chain messaging. LINK is the native token used to pay node operators.

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Learn More About Chainlink

BlogThe Oracle Problem Still Hasn't Been Solved and It's Getting Worse

Related Terms

Oracle

A service that brings external data onto the blockchain.

Oracle Network

A decentralized system of nodes that delivers real-world data to smart contracts.

Smart Contract

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

ABI

Application Binary Interface.

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.

Related Tools

Gas Tracker/tools/gas-tracker

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Ethereum Guide/learn/ethereum

Price & Buying

Chainlink Price/price/chainlinkHow to Buy Chainlink/how-to-buy/chainlink

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