> ## 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.

# Base

> Base is a secure, low-cost, developer-friendly Ethereum Layer 2 blockchain incubated by Coinbase. Built on the open-source OP Stack, it is designed to be a bridge for bringing the next billion users into the decentralized economy. Base is fully EVM-equivalent, meaning any decentr

# Base

Base is a secure, low-cost, developer-friendly Ethereum Layer 2 blockchain incubated by Coinbase. Built on the open-source OP Stack, it is designed to be a bridge for bringing the next billion users into the decentralized economy. Base is fully EVM-equivalent, meaning any decentralized application compatible with Ethereum can be deployed on it without modifications, while benefiting from the speed and reduced costs of a dedicated Layer 2 network.

## Definition

Base is a secure, low-cost, developer-friendly Ethereum Layer 2 blockchain incubated by Coinbase. Built on the open-source OP Stack, it is designed to be a bridge for bringing the next billion users into the decentralized economy. Base is fully EVM-equivalent, meaning any decentralized application compatible with Ethereum can be deployed on it without modifications, while benefiting from the speed and reduced costs of a dedicated Layer 2 network.

## Simple explanation

Base is like an express lane added to the Ethereum highway, built by the team behind Coinbase. It allows apps to run faster and cheaper, making it easy for everyday people to use blockchain technology without paying high fees for every click.

## Why it matters

Base acts as a primary onboarding gateway for institutional and retail users, bridging the gap between centralized exchanges and decentralized finance. Its integration with the Coinbase ecosystem makes accessing Web3 simple and scalable.

## How it works

Base functions as an Optimistic Rollup that relies on the OP Stack. It bundles transactions off-chain and submits the resulting compressed data to Ethereum for settlement. By leveraging Ethereum’s security while managing its own execution environment, it maintains a perfect balance between speed and trustless security.

## Real-world example

Friend.tech, a decentralized social media platform, saw massive initial adoption by launching on the Base network due to its low friction.

## Advantages

* Seamless integration with Coinbase ecosystem
* Full EVM equivalence for developers
* Extremely low transaction costs

## Limitations

* Currently relies on centralized sequencing components
* Newer ecosystem with evolving decentralization
* Dependencies on OP Stack updates

## Common misconceptions

* Some users wrongly assume Base is a private blockchain owned exclusively by Coinbase. It is an open-source network built on the decentralized OP Stack.
* It is often mistaken for a sidechain, but it is actually a rollup that posts data to Ethereum.

## Related knowledge

* [Ethereum](/categories/ethereum) — term
* [Layer 2](/categories/layer-2) — term
* [Optimism](/generated/v2/rpc/optimism-ankr) — term
* [Rollup](/generated/v2/glossary/rollup) — term
* [Smart Contracts](/categories/smart-contracts) — term

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**Canonical knowledge ID:** `glossary:base`