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# Frequently Asked Questions (FAQ)

## What is Jan?

Jan is software that helps you run large language models (LLMs) on your everyday tasks. For details, read the [About page](https://jan.ai/about/).

## How do I use Jan?

Download Jan to your computer, choose a compatible LLM, or connect to a remote AI with the API code to start. You can switch between them as needed.

## Is Jan compatible with my operating system?

Jan is available for Mac, Windows, and Linux, ensuring wide compatibility.

## Do you use my data?

No. See our data and analytics policy [here](https://jan.ai/privacy/#:~:text=We%20do%20not%20share%20your,with%20a%20better%20user%20experience.).

## Do you sell my data?

No. We don't even track your data. Jan is yours.

## How does Jan ensure my data remains private?

Jan prioritizes your privacy by running open-source AI models 100% offline on your computer, ensuring all conversations, documents, and files stay private.

## What does "Jan" stand for?

Jan stands for “Just Another Neuron”, as we are passionate about building software that complements in your existing neural pathways. But in the spirit of full transparency, it was also just a nice 3 letter domain name we owned 😂.

## Can I use Jan without an internet connection?

Yes, Jan can run locally without an internet connection for many features.

## Are there any costs associated with using Jan?

Jan is free to use. However, if you want to connect to remote APIs, like GPT-4, you will need to put in your own API key.

## What types of AI models can I download or import with Jan?

You can download popular AI models or import any model of your choice through Jan's Hub.

## How do I customize Jan using the programmable API?

The API allows you to tailor Jan to your needs, but specific details on usage would require consulting Jan's documentation.

## How can I contribute to Jan's development or suggest features?

Contributions can be made through [GitHub](https://github.com/janhq/jan) and [Discord](https://discord.gg/Exe46xPMbK), where you can also suggest features and contribute.

## How can I get involved with the Jan community?

Joining [Jan's Discord server](https://discord.gg/qSwXFx6Krr) is a great way to get involved with the community.

## How do I troubleshoot issues with installing or using Jan?

For troubleshooting, you should reach out on Discord and check GitHub for assistance and support from the community and the development team.

## Can I self-host?

Yes! We love the self-hosted movement. Jan is available as a Helm chart/ Docker composes which can be run across home servers or even production-level environments.

## Are you hiring?

We often hire directly from our community. If you are interested in applying, please see our careers page [here](https://janai.bamboohr.com/careers).
