Question 1

What is Jan?

Accepted Answer

Jan is a free, open-source AI chat application that runs entirely on your local machine. Unlike cloud-based tools like ChatGPT, Jan sends no data to external servers — all inference happens on-device using local language models including LLaMA, Mistral, and other GGUF-format models. It supports Mac, Windows, and Linux and works fully offline. Jan is the go-to choice for developers and privacy-conscious users who want a self-hosted AI assistant with complete data sovereignty.

Question 2

What is Jan's ProductionFlow heat score?

Accepted Answer

Jan has a heat score of 45 on ProductionFlow, placing it in the fading phase. It gained +22 points in the last 7 days. Heat scores range from 0–100 and reflect adoption velocity, community activity, and growth signals updated weekly.

Question 3

What trend phase is Jan in?

Accepted Answer

Jan is currently in the "fading" phase. ProductionFlow classifies tools into six lifecycle stages: emerging, rising, peak, stable, declining, and fading — based on 30 days of score history.

Question 4

How much does Jan cost?

Accepted Answer

Jan uses a free pricing model.

Question 5

Which AI stack blueprints use Jan?

Accepted Answer

Jan appears in 1 ProductionFlow blueprint: The Local AI Self-Hosted Stack.