Layer 1
Blockchain InfrastructureUpdated: October 15, 2025
Also known as: L1, Base Layer, Base Chain
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The base layer of a blockchain, like Ethereum or Bitcoin
The base layer of a blockchain, like Ethereum or Bitcoin.
Layer 1 blockchains are the foundational protocols that process and finalize transactions on their own networks. They provide the core security and consensus mechanisms but often face scalability challenges.