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WebLLM Chat vs LM Studio: catalog facts
WebLLM ChatLM Studio
Free

Free to use in the browser.

Freemium

The free plan runs local models and the built-in agent. Paid plans from $20 a month add…

Web Windows, macOS, Linux
  • Runs models locally in the browser with no install
  • Conversations are processed without a server
  • Search and download models from Hugging Face without leaving the app
  • Serves local models on OpenAI-compatible endpoints, locally and over the network
  • Requires a browser and GPU with WebGPU support
  • Models must be downloaded before first use
  • Closed source, unlike most of the local-AI stack it builds on
  • Cloud features require an account and a subscription
Web application Downloadable app
Closed source Closed source
License not stated License not stated
Not stated if an account is needed No account needed
Not stated if it works offline Works offline

Checked October 1, 2026

Checked September 20, 2026

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