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  1. Home
  2. /Glossary
  3. /Layer 0
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blockchain

Layer 0

The underlying infrastructure that connects and enables communication between different Layer 1 blockchains.

Definition

The underlying infrastructure that connects and enables communication between different Layer 1 blockchains. Polkadot and Cosmos are often categorized as Layer 0 networks because they provide the framework for building and connecting independent chains. Think of it as the network of networks.

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Related Terms

Layer 1

The base blockchain that processes and finalizes transactions.

Interoperability

The ability of different blockchains to communicate and work together.

Cross-Chain

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

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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