According to AlphaMoat, as of 2026-09, the Chrome extension PromptUP has 12 users (+0% MoM) — ranked #8,750 of 9,324 AI browser extensions, and #2,275 of 2,418 in General AI.
What is PromptUP
Enhance, save, and reuse your AI prompts with one click on ChatGPT, Claude and Gemini. 🚀 PromptUP - Your AI Prompt Genius
Save, organize, and enhance your AI prompts with one click!
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✨ KEY FEATURES
📚 Prompt Library
- Save your best prompts with titles and descriptions
- Organize prompts into custom folders
- Full-text search to find prompts instantly
- Use {{variables}} for reusable templates
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🚀 One-Click AI Enhancement
- Enhance prompts directly on ChatGPT, Claude, and Gemini
- Click the ✨ button to improve your prompts with AI
- Supports OpenAI, Anthropic, and Google Gemini APIs
🎨 Beautiful Interface
- Clean, modern dark theme
- Works in side panel, popup, or full screen
- Responsive design for any screen size
🌍 Multi-Language Support
- English and Japanese localization
- Automatic language detection
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🎯 HOW TO USE
1. Click the PromptUP icon to open the side panel 2. Go to Settings and add your AI API key (Gemini has a free tier!) 3. Save your prompts to the library 4. Visit ChatGPT, Claude, or Gemini 5. Click the ✨ button to enhance your prompts!
Keyboard Shortcuts:
- Cmd+Shift+U (Mac) / Ctrl+Shift+U (Windows): Open side panel
- Cmd+Shift+P (Mac) / Ctrl+Shift+P (Windows): Quick search
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🔒 PRIVACY
- All prompts are stored locally in your browser
- API keys are stored locally and never sent to our servers
- No user tracking or analytics
- Your data stays on your device
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📌 SUPPORTED SITES
- ChatGPT (chatgpt.com)
- Claude (claude.ai)
- Google Gemini (gemini.google.com)
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💡 TIP: Get started with Google Gemini's free API tier for cost-free prompt enhancement!
Get your free Gemini API key: https://aistudio.google.com/app/apikey
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🚀 PromptUP - AIプロンプトジーニアス
AIプロンプトをワンクリックで保存・整理・強化！
【主な機能】 📚 プロンプトライブラリ - お気に入りのプロンプトを保存・整理 🚀 AI強化 - ChatGPT、Claude、Geminiでワンクリック強化 🎨 美しいUI - モダンなダークテーマ 🌍 多言語対応 - 日本語・英語に対応
【使い方】 1. 設定からAPIキーを登録（Geminiは無料枠あり！） 2. プロンプトをライブラリに保存 3. ChatGPT/Claude/Geminiで✨ボタンをクリック
【プライバシー】 すべてのデータはブラウザ内にローカル保存されます。 サーバーへのデータ送信は一切ありません。
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+ CompareData month: 2026-09 · User counts and ratings come from public Chrome Web Store data, aggregated monthly. See methodology.