ChatGPT vs Jan
Side-by-side comparison of ChatGPT and Jan: pricing, features, API access, and community ratings.
AI comparison summary
TL;DR: ChatGPT offers the most polished conversational experience with proprietary models and extensive plugin ecosystem, but requires internet and sends data to OpenAI. Jan prioritizes privacy by running open-source models entirely on your local machine (though it can also connect to remote APIs), giving you complete data control at the cost of depending on your hardware capabilities and a less mature feature set.
| Category | Chat assistants | Chat assistants |
| Pricing | Freemium | Free |
| Starting price | Free | |
| Free tier | ||
| Audience | All audiences | All audiences |
| API available | ||
| Open source | ||
| Self-hostable | ||
| Model provider | OpenAI | Multi-provider (Llama, Mistral, Claude, GPT-4, Gemini, DeepSeek, Qwen, Gemma, and more) |
| Founded | 2022 | |
| Headquarters | San Francisco, US | Singapore, Singapore |
| Key strengths |
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