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WebLLM Chat

Open-source chat app that downloads an open model into your browser and runs it on your device with WebGPU.

Chatbots & LLMsFreeverified Listed on Open source

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Is WebLLM Chat free?

Yes, WebLLM Chat has a free plan. What you get: In-browser chat that runs the model on your own device. To get it: open chat.webllm.ai, or run your own copy with Docker; then pick a built-in model and wait for the first download; then start a new conversation. Verified on chat.webllm.ai.

Free plan at a glance

Includes
  • In-browser chat that runs the model on your own device

Open source under Apache 2.0. The model runs on your own device inside the browser.

Duration
Free forever
Your content
The maker says it isn't used to train AI

How to get it free

Self-host
  1. Open chat.webllm.ai, or run your own copy with Docker
  2. Pick a built-in model and wait for the first download
  3. Start a new conversation

Good to know

  • The first visit downloads the model, so it needs an internet connection until setup is done
Get the free plan

chat.webllm.ai, Checked Source

Overview

WebLLM Chat, part of the MLC.ai family, pairs the WebLLM engine with a NextChat-based interface so language models run inside your browser on your own hardware. Chats stay on your computer, it works offline after the first download, and it accepts images with vision models.

Key features

  • Runs language models in the browser with WebGPU, with no server-side processing
  • Works offline after the initial setup and model download
  • Image upload for vision models
  • Markdown support, dark mode and a responsive layout
  • Connect custom models through an MLC-LLM REST API
  • Self-host it with Docker or build it as a static site

Best for

Tasks
Chat with an AI assistant
People
People who want to try a local LLM without installing anything, Privacy-minded users who don't want chats sent to a server, Developers exploring WebGPU and in-browser AI

Limitations

  • Relies on WebGPU in your browser to run models
  • The first use downloads the model before it can work offline
  • Custom models need an MLC-LLM REST API that you host

Screenshot

WebLLM Chat screenshot, as published by WebLLM Chat
Image published by WebLLM Chat

FAQ

Is WebLLM Chat free?
Yes. WebLLM Chat has a free plan: In-browser chat that runs the model on your own device. We last checked chat.webllm.ai's pricing page on 2026-10-24.
What does the WebLLM Chat free plan include?
In-browser chat that runs the model on your own device. Source: https://chat.webllm.ai/ (checked 2026-10-24).
How do I get WebLLM Chat for free?
Steps: Open chat.webllm.ai, or run your own copy with Docker; Pick a built-in model and wait for the first download; Start a new conversation. Start at https://chat.webllm.ai/ (checked 2026-10-24).
Do I need an account to use WebLLM Chat for free?
Not for the free option: the free route is to self-host WebLLM Chat (Open chat.webllm.ai, or run your own copy with Docker). Checked 2026-10-24.
What's the catch with WebLLM Chat's free plan?
The first visit downloads the model, so it needs an internet connection until setup is done. Checked 2026-10-24.
What are free alternatives to WebLLM Chat?
Felo, AnythingLLM and Lumo all have free plans. We checked their free offers between 2026-10-23 and 2026-10-25.
Is WebLLM Chat open source?
Yes. It is open source under the Apache-2.0 license. You can use the hosted version at chat.webllm.ai or deploy it yourself with Docker.Source: github.com/mlc-ai/web-llm-chat
Do my chats leave my computer?
No, according to the maker: the model runs on your hardware and all processing happens in your browser, so your data and conversations never leave your computer.Source: github.com/mlc-ai/web-llm-chat
Does WebLLM Chat work offline?
Yes. After the initial setup and download it can run entirely offline.Source: github.com/mlc-ai/web-llm-chat
Can I use my own model?
Yes. Host a REST API through MLC-LLM, then in Settings choose MLC-LLM REST API (Advanced) as the model type and enter the endpoint URL.Source: github.com/mlc-ai/web-llm-chat

Free alternatives

Sources

Free offer
Verified on github.com/mlc-ai/web-llm-chat
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Checked against

How we check free offers

Added by our team. We check that a free option exists and record the date; signing up is between you and WebLLM Chat, so read their privacy policy and terms first.

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