According to AlphaMoat, as of 2026-09, the Chrome extension Free Multi AI Chat tool has 51 users (+13.3% MoM), rated 5 (3 reviews) — ranked #5,424 of 9,324 AI browser extensions, and #1,356 of 2,418 in General AI.
Compare multiple AI chats side by side and auto-send a prompt. 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?
🔒 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.
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+ CompareData month: 2026-09 · User counts and ratings come from public Chrome Web Store data, aggregated monthly. See methodology.