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  3. /LayerZero
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blockchain

LayerZero

An omnichain interoperability protocol that lets smart contracts communicate across blockchains.

Definition

An omnichain interoperability protocol that lets smart contracts communicate across blockchains. Unlike bridges that move tokens, LayerZero sends messages between chains, enabling truly cross-chain applications. Its ZRO token airdrop in 2024 included controversial Sybil filtering.

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Related Terms

Cross-Chain

The ability to move assets, data, or messages between different blockchain networks.

Interoperability

The ability of different blockchains to communicate and work together.

Bridge

A protocol that lets you move tokens between different blockchains.

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.

ERC-4337

The Ethereum standard for account abstraction without changing the core protocol.

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