Send one prompt to ChatGPT, Claude, Gemini, DeepSeek & Grok, then compare all AI responses side by side.
Users
24
+7 in 30 days
Rating
5.0 / 5
unchanged in 30 days
Ratings
1
0 in 30 days
Store rank
#144K
#120K among extensions
Version
2.0.0
updated 10 Dec 2025
Users
monthly, 10 months
Latest, 21 Oct 2026:24 usersMove the mouse over the chart for any month
Ratings count
monthly, 10 months
Latest, 21 Oct 2026:1 ratingsMove the mouse over the chart for any month
The Chrome Web Store rounds user counts down to the leading digit, so the user line moves in steps. The ratings count is exact and is the better signal of real adoption.
About LLM Hub – Ask once, see every AI’s answer.
Stop switching between AI platforms. LLM Hub sends one prompt to ChatGPT, Claude, Gemini, DeepSeek, and Grok, so you can compare responses side by side.
Why LLM Hub?
- Save time: one prompt, multiple answers
- Compare responses across platforms
- Find the best answer for your question
- No copy-paste between tabs
How it works:
- Open or log in to the AI platforms you want to use (ChatGPT, Claude, Gemini, DeepSeek, or Grok) - most platforms support chat without login
- Click the LLM Hub icon and type your prompt
- Click "Send to All" - the extension automatically opens any missing platform tabs and sends your message to all platforms
- Compare responses side by side
Supported platforms:
- ChatGPT (chatgpt.com)
- Claude (claude.ai)
- Gemini (gemini.google.com)
- DeepSeek (chat.deepseek.com)
- Grok (grok.com)
Privacy & Security:
- All processing happens locally in your browser. No messages are stored or transmitted to external servers. The extension only opens tabs for the supported AI platforms and sends your message to them when you click "Send to All".
- Note: Most platforms support chat without login. If you have an account, you can log in for additional features. The extension automatically opens missing platform tabs when you send a message.
Start comparing AI responses today - install LLM Hub and see how different AI models answer your questions!