---
title: "Discussion on \"What is a DEX? In plain words\" | Hashnode"
description: "Discussion on \"What is a DEX? In plain words\". A DEX is a market run by a program, not a company. How a swap works from your own wallet, where the tokens come from, and what to check before you sign."
url: "https://hashnode.com/posts/what-is-a-dex-in-plain-words/6af5d90dcaf6fbcba5cea805"
---

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# [What is a DEX? In plain words](https://cleaveprotocol.hashnode.dev/what-is-a-dex-in-plain-words?utm_source=hashnode&utm_medium=feed)

A DEX is a market run by a program, not a company. How a swap works from your own wallet, where the tokens come from, and what to check before you sign.

1d ago · 4 min read · cleaveprotocol.hashnode.dev  
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-   [#defi](https://hashnode.com/tag/defi)
-   [#dex](https://hashnode.com/tag/dex)
-   [#decentralized-exchange](https://hashnode.com/tag/decentralized-exchange)
-   [#swap](https://hashnode.com/tag/swap)
-   [#crypto-basics](https://hashnode.com/tag/crypto-basics)

## Written by

[Cleave Protocol](https://hashnode.com/@cleaveprotocol)

@cleaveprotocol

  
[View profile](https://hashnode.com/@cleaveprotocol)

DEX aggregator on Ethereum, Arbitrum, Base, BNB Chain, Polygon and Optimism.

Cleave Protocol splits each swap across many pools and paths on six chains, and a cross-chain swap takes one signature. Cleave's fees are included in the price. Apps and AI agents use the same quotes through our API, MCP server and SDKs. https://cleave.fi

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