According to AlphaMoat, as of 2026-09, the Chrome extension Prompt Helper Gemini has 475 users (+2.6% MoM), rated 3.9 (7 reviews) — ranked #2,301 of 9,324 AI browser extensions, and #547 of 2,418 in General AI.
What is Prompt Helper Gemini
Write better AI prompts in one click. ChatGPT, Claude, Gemini & Midjourney. Free Chrome extension for Text, Code, Image & Video. Prompt Helper Gemini is the ultimate prompt engineering extension that instantly upgrades your inputs for ChatGPT, Google Gemini, Claude, Grok, and Perplexity. Stop wasting time rewriting prompts or dealing with generic AI hallucinations—get precise, high-quality answers on your first try.
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KEY FEATURES:
BUILD TAB
- Paste your idea and click "Improve prompt"
- Choose mode: Text, Code, Image, or Video
- Pick a style (default, concise, detailed, etc.) and copy the refined prompt
IN-CHAT IMPROVE BUTTON
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- When you're signed in, an "Improve" button appears next to the send button
- Works on ChatGPT, Gemini, Claude, Grok, and Perplexity
- Improve your message before sending—no copy-paste
ASK TAB
- Ask questions directly in the extension
- Optional "Apply auto-improve before sending" for better answers
- Great for quick research
HISTORY
- View and reuse your recent enhanced prompts
- Copy again or refine further
KEYBOARD SHORTCUT
- Ctrl+Shift+E (Windows) or Cmd+Shift+E (Mac) to improve the current prompt in supported chats
SIGN IN & GO
- Sign in with Google to get started
- No setup required—enhancement is powered for you
- Your subscription (if you upgrade) works across devices
PRO (UPGRADE)
- Free: 5 prompt enhancements and 5 Ask questions per week, plus limited history
- Pro: Unlimited enhancements, unlimited Ask, full history—subscribe in the Pro tab
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HOW IT WORKS
1. Install the extension and click the icon. 2. Sign in with Google. 3. Use the Build tab to improve prompts, or open ChatGPT, Gemini, Claude, Grok, or Perplexity and use the Improve button next to the send field. 4. Optionally upgrade to Pro in the extension for unlimited use.
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PERFECT FOR
- Content creators improving prompts
- Developers generating better code
- Designers crafting detailed image prompts
- Video creators writing cinematic descriptions
- Anyone who wants better AI results
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SUPPORTED PLATFORMS
- ChatGPT (chat.openai.com, chatgpt.com)
- Google Gemini (gemini.google.com)
- Claude (claude.ai)
- Grok (x.com)
- Perplexity (perplexity.ai)
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PRIVACY & DATA
- Sign in with Google; your subscription is tied to your account.
- Enhancement is processed via our secure backend to provide the service.
- Settings and preferences are stored locally in your browser where applicable.
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GET STARTED
Install Prompt Helper Gemini, sign in with Google, and start improving your prompts in seconds. Free tier included; upgrade to Pro anytime for unlimited use.
Transform your prompts. Transform your results.
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+ CompareData month: 2026-09 · User counts and ratings come from public Chrome Web Store data, aggregated monthly. See methodology.