According to AlphaMoat, as of 2026-09, the Chrome extension Compare ChatGPT, Claude, Gemini, Grok & DeepSeek answers side by side has 2,000 users (+100% MoM), rated 5 (11 reviews) — ranked #1,005 of 9,324 AI browser extensions, and #236 of 2,418 in General AI.
Compare any AI answer against 30+ models. Catch a confident-sounding wrong answer before it burns you. Free, no account required. Catch a confident-sounding wrong AI answer before you act on it.
Cuey compares your AI's answer against ChatGPT, Claude, Gemini, and Grok, then shows you what they agree on, disagree on, and what your model missed, side by side, in a clean sidebar.
No more switching tabs to figure out which AI you can trust.
🔀 COMPARE YOUR AI'S ANSWER AGAINST 30+ MODELS
💡 WHY IT MATTERS
Different models have different strengths. One may reason through a problem better, another may write stronger ad copy, and another may have real-time internet access.
When models agree, you can move forward with more confidence. When they don't, you know to look closer.
No copy-pasting. No tab-switching. No guessing.
➕ ALREADY HAVE CHATGPT PLUS?
Cuey isn't a replacement. It runs alongside the AI you already use and gives you a second opinion from 3 other models.
No switching between AI tools.
No extra subscriptions needed.
🧠 CARRY YOUR MEMORY ACROSS EVERY AI
Your history shouldn't be trapped inside one AI tool. Cuey lets your context follow you when you move between models so you never start from zero again.
✅ WHAT'S FREE
❓ COMMON QUESTIONS
Do I need to pay? Side-by-side comparison, cross-checking, and multi-language support are free. No account required to start.
Do I need API keys? No. There's nothing to configure.
🔒 PRIVACY
Full policy: cuey.io/privacy
⚡ GET STARTED IN 30 SECONDS
1. Click "Add to Chrome". 2. Open your preferred AI tool. 3. Enter a prompt and let Cuey run it across your selected models. 4. Open the Cuey sidebar icon to open the sidebar to see where the models agree and disagree.
Free to install. No account required to start.
Built by Llama Valley Inc. Our mission is to make AI easier to use and more useful for everyday work.
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+ CompareData month: 2026-09 · User counts and ratings come from public Chrome Web Store data, aggregated monthly. See methodology.