# Overview

<figure><img src="https://1372554176-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F0XJ9f051kQMiL2WaFq5w%2Fuploads%2FMSlfkK4o07r4KyNC5AWc%2Fworks.png?alt=media&#x26;token=1ad54b4f-cf89-4aab-ba84-b1e238c78573" alt=""><figcaption><p><a href="https://zkos.ai">zkos.ai</a></p></figcaption></figure>

zkOS is a decentralized, trustless reputation system built as an **Actively Validated Service (AVS)** on **EigenLayer with ramification on Ethereum**. It enables protocols to assess wallet credibility by analyzing onchain behavior across DeFi platforms. Through behavioral analytics, zkOS provides verifiable reputation scores that bring a layer of trust and Sybil resistance to the on-chain economy.

**`Why zkOS?`**

* Trustless, on-chain reputation via behavioral signals
* Cross-chain support for multi-network ecosystems
* Powerful Sybil resistance and fraud filtering
* Built-in risk and loyalty assessment tools