Repolode
chathub-dev

chathub-dev/chathub

A Chromium browser extension that puts multiple AI chatbots such as ChatGPT, Claude, Gemini and Bing Chat into one chat interface.

Open-source alternative to:Poe

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10,654
Forks
1,109
Open issues
15
Last commit
2 days ago

What is it?

ChatHub is a browser extension for Chrome and Edge that lets you talk to several AI chatbots from a single app. It supports web-based bots like ChatGPT, Gemini, Claude, Grok, DeepSeek and Qianwen, as well as ChatGPT and Claude through their APIs, along with open-source models such as Llama.

You can send the same prompt to multiple bots at once, which makes it straightforward to compare their answers side by side. A global shortcut opens the app from anywhere in the browser. Conversations are stored locally, and the extension includes a prompt library, Markdown and code highlighting, dark mode, and export and import of your data.

The project is written in TypeScript with React. It can be installed from the Chrome Web Store or built from source with Yarn and loaded as an unpacked extension.

Key features

  • 01Use ChatGPT, Gemini, Claude, Grok, DeepSeek and other chatbots in one app.
  • 02Send one prompt to several bots at once to compare answers.
  • 03Supports ChatGPT API and GPT-4 browsing.
  • 04Global shortcut to open the app anywhere in the browser.
  • 05Local conversation history with export and import.
  • 06Prompt library, Markdown and code highlighting, and dark mode.

Use cases

  • Comparing answers from different AI models to the same question.
  • Keeping all your chatbot conversations in one place instead of several tabs.
  • Managing reusable prompts across different AI services.

Quick start

  1. 1

    Enable corepack

    corepack enable
  2. 2

    Install dependencies

    yarn install
  3. 3

    Build the extension

    yarn build
  4. 4

    In Chrome or Edge, enable Developer Mode on the Extensions page and drag the dist folder in to load it

Things to know

  • It runs only as a Chromium browser extension.
  • It is licensed under GPL-3.0, a copyleft license that requires derivative works to be open-sourced under the same terms.

Topics

FAQ

What is chathub?
A Chromium browser extension that puts multiple AI chatbots such as ChatGPT, Claude, Gemini and Bing Chat into one chat interface. ChatHub is a browser extension for Chrome and Edge that lets you talk to several AI chatbots from a single app. It supports web-based bots like ChatGPT, Gemini, Claude, Grok, DeepSeek and Qianwen, as well as ChatGPT and Claude through their APIs, along with open-source models such as Llama.
Is chathub free to use? What license does it have?
chathub is open source under the GPL-3.0 license. Check the license terms before using it in commercial products.
Is chathub still maintained?
Actively maintained. The last commit to chathub was on Oct 20, 2026.
What can I use chathub for?
Comparing answers from different AI models to the same question. Keeping all your chatbot conversations in one place instead of several tabs. Managing reusable prompts across different AI services.
How do I install chathub?
Enable corepack: corepack enable Install dependencies: yarn install Build the extension: yarn build In Chrome or Edge, enable Developer Mode on the Extensions page and drag the dist folder in to load it
Where can I get chathub?
The source code and installation instructions are on GitHub: https://github.com/chathub-dev/chathub

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