> ## Documentation Index
> Fetch the complete documentation index at: https://docs.theblockchainlibrary.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Light Client

> A lightweight client that verifies blockchain information using compact proofs or headers instead of storing and executing the full chain.

# Light Client

A lightweight client that verifies blockchain information using compact proofs or headers instead of storing and executing the full chain.

## Definition

A lightweight client that verifies blockchain information using compact proofs or headers instead of storing and executing the full chain.

## Why it matters

Infrastructure concepts explain the software and services that keep blockchain networks accessible and verifiable.

## Related knowledge

* [Blockchain](/categories/blockchain) — term
* [Cryptography](/categories/cryptography) — term
* [Web3](/categories/web3) — term

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**Canonical knowledge ID:** `glossary:light-client`