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GPT4All vs WebLLM Chat: catalog facts
GPT4All	WebLLM Chat
Free Free and open source under the MIT licence, including for commercial use.	Free Free to use in the browser.
Windows, macOS, Linux	Web
LocalDocs answers questions from your own files, entirely on your machine Runs on CPU; no API calls and no GPU required	Runs models locally in the browser with no install Conversations are processed without a server
The latest release, 3.10.0, dates from February 2025 Nomic’s website now foregrounds a separate commercial platform rather than GPT4All	Requires a browser and GPU with WebGPU support Models must be downloaded before first use
Downloadable app	Web application
Open source	Closed source
License: MIT	License not stated
No account needed	Not stated if an account is needed
Works offline	Not stated if it works offline
Official website Full listing and sources Checked September 20, 2026	Official website Full listing and sources Checked October 1, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.