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Improve FAQ section and content updates for offline ChatGPT alternative post

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--- ---
title: "Offline ChatGPT: You can't run ChatGPT offline, do this instead" title: "Offline ChatGPT: You can't run ChatGPT offline, do this instead"
description: "Learn how to use AI offline with Jan - a free, open-source alternative to ChatGPT that works 100% offline on your computer." description: "Use offline AI with Jan, a free & open-source alternative to ChatGPT that runs 100% offline."
tags: AI, ChatGPT alternative, offline AI, Jan, local AI, privacy tags: AI, chatgpt offline, ChatGPT alternative, offline AI, Jan, local AI, privacy
categories: guides categories: guides
date: 2025-02-08 date: 2025-02-08
ogImage: _assets/offline-chatgpt-alternatives-jan.jpg ogImage: _assets/offline-chatgpt-alternatives-jan.jpg
@ -9,7 +9,7 @@ twitter:
card: summary_large_image card: summary_large_image
site: "@jandotai" site: "@jandotai"
title: "Offline ChatGPT: You can't run ChatGPT offline, do this instead" title: "Offline ChatGPT: You can't run ChatGPT offline, do this instead"
description: "Want to use ChatGPT offline? Learn how to run AI models locally with Jan - free, open-source, and works without internet." description: "Use offline AI with Jan, a free & open-source alternative to ChatGPT that runs 100% offline."
image: _assets/offline-chatgpt-alternatives-jan.jpg image: _assets/offline-chatgpt-alternatives-jan.jpg
--- ---
import { Callout } from 'nextra/components' import { Callout } from 'nextra/components'
@ -17,16 +17,20 @@ import CTABlog from '@/components/Blog/CTA'
# Offline ChatGPT: You can't run ChatGPT offline, do this instead # Offline ChatGPT: You can't run ChatGPT offline, do this instead
ChatGPT is a cloud-based service that requires internet access. However, it's not the only way to use AI. You can run AI models offline on your device with [Jan](https://jan.ai/). It's completely free, open-source, and gives you 100% offline capability. You can even use AI on a plane! ChatGPT itself can't run offline. ChatGPT can't run offline. You can’t download it. It always needs internet, because it runs on OpenAI's servers.
<Callout> If you want offline AI, you need local models. The easiest way: [Jan, an open-source replacement of ChatGPT](https://jan.ai/). It's free, open-source, and works 100% offline. With Jan, you can even use AI on a plane.
<Callout type="info">
**Quick Summary:** **Quick Summary:**
- ChatGPT always needs internet - it can't run offline - ChatGPT always needs internet - no offline mode
- Jan lets you run AI models 100% offline on your computer - Use Jan to use AI models 100% offline
- It's free and open-source - It's free & open-source, and works on Mac, Windows, and Linux
- Works on Mac, Windows, and Linux
</Callout> </Callout>
## How to use AI offline?
Offline AI means the model runs on your computer. So no internet needed, 100% private, and data never leaves your device. With Jan you can run offline AI models locally.
## Jan as an offline ChatGPT alternative ## Jan as an offline ChatGPT alternative
![Use Jan to chat with AI models without internet access](./_assets/offline-chatgpt-alternative-ai-without-internet.jpg) ![Use Jan to chat with AI models without internet access](./_assets/offline-chatgpt-alternative-ai-without-internet.jpg)
@ -42,20 +46,22 @@ Go to [jan.ai](https://jan.ai) and download the version for your computer (Mac,
### 2. Download an AI model ### 2. Download an AI model
You'll need an AI model to use AI offline, so download a model from Jan. Once it's on your computer, you don't need internet anymore. You'll need an AI model to use AI offline, so download a model from Jan. Once it's on your computer, you don't need internet anymore. You can also use GPT models via Jan - check [running gpt-oss locally](https://www.jan.ai/post/run-gpt-oss-locally) post to see it.
![Choose an AI model that works offline](./_assets/jan-model-selection.jpg "Find the perfect AI model for offline use") ![Choose an AI model that works offline](./_assets/jan-model-selection.jpg "Find the perfect AI model for offline use")
*Select an AI model that matches your needs and computer capabilities* *Select an AI model that matches your needs and computer capabilities*
<Callout> ### Which model should you choose?
**Which model should you choose?**
- For most computers: Try Mistral 7B or DeepSeek - they're similar to ChatGPT 3.5 - For most computers: Try Mistral 7B or DeepSeek - they're similar to ChatGPT 3.5
- For older computers: Use smaller 3B models - For older computers: Use smaller 3B models
- For gaming PCs: You can try larger 13B models - For gaming PCs: You can try larger 13B models
<Callout type="info">
Don't worry about choosing - Jan will automatically recommend models that work well on your computer. Don't worry about choosing - Jan will automatically recommend models that work well on your computer.
</Callout> </Callout>
If you'd like to learn more about local AI, check [how to run AI models locally as a beginner](https://www.jan.ai/post/run-ai-models-locally) article.
### 3. Start using AI offline ### 3. Start using AI offline
![Chat with AI offline using Jan's interface](./_assets/run-ai-locally-with-jan.jpg "Experience ChatGPT-like interactions without internet") ![Chat with AI offline using Jan's interface](./_assets/run-ai-locally-with-jan.jpg "Experience ChatGPT-like interactions without internet")
@ -71,12 +77,7 @@ Once downloaded, you can use AI anywhere, anytime:
## How to chat with your docs in Jan? ## How to chat with your docs in Jan?
To chat with your docs in Jan, you need to activate experimental mode. Simply add your files and ask questions about them.
![Activate experimental mode in Jan's settings](./_assets/chat-with-your-docs-offline-ai.jpg "Enable experimental features to chat with your documents")
*Turn on experimental mode in settings to chat with your docs*
After activating experimental mode, simply add your files and ask questions about them.
![Chat with your documents using Jan](./_assets/chat-with-docs-prompt.jpg "Ask questions about your documents offline") ![Chat with your documents using Jan](./_assets/chat-with-docs-prompt.jpg "Ask questions about your documents offline")
*Chat with your documents privately - no internet needed* *Chat with your documents privately - no internet needed*
@ -97,17 +98,17 @@ Local AI makes possible offline AI use, so Jan is going to be your first step to
4. **No Server Issues:** No more "ChatGPT is at capacity" 4. **No Server Issues:** No more "ChatGPT is at capacity"
5. **Your Choice of Models:** Use newer models as they come out 5. **Your Choice of Models:** Use newer models as they come out
**"Is it really free? What's the catch?"** ### "Is Jant really free? What's the catch?"
Yes, it's completely free and open source. Jan is built by developers who believe in making AI accessible to everyone. Yes, it's completely free and open source. Jan is built by developers who believe in making AI accessible to everyone.
**"How does it compare to ChatGPT?"** ### How does Jan compare to ChatGPT?"
Modern open-source models like DeepSeek and Mistral are very capable. While they might not match GPT-4, they're perfect for most tasks and getting better every month. Modern open-source models like DeepSeek and Mistral are very capable. While they might not match GPT-4, they're perfect for most tasks and getting better every month.
**"Do I need a powerful computer?"** ### "Do I need a powerful computer?"
If your computer is from the last 5 years, it will likely work fine. You need about 8GB of RAM and 10GB of free space for comfortable usage. If your computer is from the last 5 years, it will likely work fine. You need about 8GB of RAM and 10GB of free space for comfortable usage.
**"What about my privacy?"** ### "What about my privacy?"**
Everything stays on your computer. Your conversations, documents, and data never leave your device unless you choose to share them. Everything stays on your computer with Jan. Your conversations, documents, and data never leave your device unless you choose to share them.
Want to learn more about the technical side? Check our detailed [guide on running AI models locally](/post/run-ai-models-locally). It's not required to [use AI offline](https://jan.ai/) but helps understand how it all works. Want to learn more about the technical side? Check our detailed [guide on running AI models locally](/post/run-ai-models-locally). It's not required to [use AI offline](https://jan.ai/) but helps understand how it all works.
@ -116,3 +117,20 @@ Want to learn more about the technical side? Check our detailed [guide on runnin
<Callout type="info"> <Callout type="info">
[Join our Discord community](https://discord.gg/Exe46xPMbK) for support and tips on using Jan as your offline ChatGPT alternative. [Join our Discord community](https://discord.gg/Exe46xPMbK) for support and tips on using Jan as your offline ChatGPT alternative.
</Callout> </Callout>
### FAQ
#### Can I download ChatGPT for offline use?
No. ChatGPT is cloud-only.
#### How to use ChatGPT offline?
You can't. ChatGPT has no offline mode. Use Jan instead for a ChatGPT-like offline experience.
#### Does ChatGPT have internet access?
Yes. It runs in the cloud.
#### What's the best way to use AI offline?
Download Jan and run models like Mistral, DeepSeek, or GPT-OSS locally.
#### What's GPT offline?
OpenAI has open-source models you can run locally but not via ChatGPT. One of them is [gpt-oss](https://www.jan.ai/post/run-gpt-oss-locally) and you can run it via Jan.