Compare multiple AI chats side by side and auto-send a prompt.
Users
52
+8 in 30 days
Rating
5.0 / 5
unchanged in 30 days
Ratings
3
0 in 30 days
Store rank
#108K
#90K among extensions
Version
0.1.1
updated 20 Sep 2026
Users
monthly, 6 months
Latest, 18 Oct 2026:52 usersMove the mouse over the chart for any month
Ratings count
monthly, 6 months
Latest, 18 Oct 2026:3 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 Free Multi AI Chat tool
Tired of copying and pasting the same prompt to different AI models? Free Multi AI Chat Tool is the ultimate productivity extension for prompt engineers, developers, researchers, and anyone who relies on multiple LLMs. With just one click, you can send your prompt to ChatGPT, Claude, Gemini, and Grok simultaneously, allowing you to compare their responses side-by-side in perfectly organized windows.
🔥 Key Features:
🚀 Auto-Launch & Paste: Select your preferred AI models, type your prompt once, and the extension will automatically open them and inject your text. No more manual copy-pasting!
👁️ Side-by-Side Comparison: Compare reasoning, coding styles, and creative outputs across top-tier AI models in a clean, perfectly arranged grid.
🖥️ Multi-Monitor Support: Got a dual-monitor setup? Easily select which external display you want the AI windows to launch on directly from the dropdown menu.
🌐 Multi-Language Interface: Fully supports English, Traditional Chinese, and Simplified Chinese.
💸 100% Free & No API Keys Required: Unlike other tools, this extension uses your existing browser login sessions. It’s completely free and doesn't consume expensive API credits.
💡 Who is this for?
- Product Managers & Developers: Cross-check code generation and technical logic.
- Writers & Marketers: Compare brainstorming ideas and copywriting styles.
- Researchers: Fact-check information across different AI ecosystems.
🔒 Privacy First:
This tool simply acts as an automated assistant within your browser. It does not collect, store, or transmit your prompts or personal data to any external servers.