Chathub
Browser extension that runs ChatGPT, Claude, Gemini, and other chatbots side by side so you can compare responses in one window.
About
ChatHub is a free, open-source browser extension that brings multiple AI chatbots into a single interface. You can run simultaneous conversations with ChatGPT, Claude, Google Gemini, Bing Chat, and open-source models at the same time, making it easy to compare answers without juggling separate tabs.
Conversation history is stored locally in your browser and can be exported or imported. The extension also includes markdown and code highlighting, a customizable prompt library with community contributions, dark mode, and optional web access. It is distributed under the GPL-3.0 license and free to use.
Conversation history is stored locally in your browser and can be exported or imported. The extension also includes markdown and code highlighting, a customizable prompt library with community contributions, dark mode, and optional web access. It is distributed under the GPL-3.0 license and free to use.