---
title: Engineering
description: Jan is a ChatGPT-alternative that runs on your own computer, with a local API server.
slug: /engineering
keywords:
  [
    Jan AI,
    Jan,
    ChatGPT alternative,
    local AI,
    private AI,
    conversational AI,
    no-subscription fee,
    large language model,
  ]
---

## Prerequisites

- [Requirements](https://github.com/janhq/jan?tab=readme-ov-file#requirements-for-running-jan)
- [Setting up local env](https://github.com/janhq/jan?tab=readme-ov-file#contributing)