LOC-04Open source
GPT4All
Local chat app that can also answer questions about your own documents privately.
Open GPT4All Opens the official site in a new tab. This page stays open so you can come back.
What is GPT4All?
GPT4All from Nomic runs AI chat locally and can answer questions about your own documents without uploading them anywhere.
Used for
Local chat app that can also answer questions about your own documents privately.
Best for
Chatting with local files
Price
GPT4All is open source and free to download and run on your own computer.
How to start for free
- Download GPT4All.
- Choose a model.
- Add a folder of documents and ask questions.
Strengths
- Private document chat
- Runs on ordinary computers
Limits to know
- Smaller models are less capable
- Large models need more memory
Learn more
Free plans and limits change often. Check the current details on the official GPT4All website before relying on it for important work. Last reviewed October 2026.