Prompt Enhancer

Enhance and craft AI prompts with Gemini Nano — chat, edit, and copy on ChatGPT, Gemini, and Perplexity

Transform Your AI Prompts with One Click Turn basic prompts into powerful, detailed instructions instantly. This extension uses Chrome's built-in Gemini Nano AI to enhance your prompts right on your device. No external servers, no subscriptions, no data collection. Everything happens locally on your computer for complete privacy. KEY FEATURES ★ Instant Enhancement: Click the floating button or press Ctrl+Shift+E to transform simple prompts into detailed effective instructions. Responses stream in real-time so you see results as they generate. ★ Add Context Mode Press Ctrl+Shift+D to start a guided conversation. The AI asks clarifying questions about your intent, then crafts a tailored prompt using your answers. Perfect for complex or nuanced requests. ★ Direct Insert Push your enhanced prompt straight into the chat input with one click — no copy-pasting needed. Works natively with each platform's editor. ★ Regenerate Anytime Not satisfied? Hit Regenerate to get a fresh version. In context mode, regeneration preserves your conversation history for smarter results. ★ 100% Private & Offline All processing happens on your device using Chrome's built-in AI. Your prompts never leave your computer. ★ Prompt History Access your recent enhanced prompts from the extension popup with click-to-copy. Never lose a great prompt again. ★ Dark & Light Themes Toggle between dark and light mode from the popup. Theme syncs across all extension pages in real-time. SUPPORTED PLATFORMS • ChatGPT (chatgpt.com, chat.openai.com) • Google Gemini (gemini.google.com) • Perplexity AI (perplexity.ai) HOW TO USE Instant Enhance: 1. Open a supported AI platform 2. Type your prompt in the input field 3. Click the floating ✨ button (or press Ctrl+Shift+E) 4. Review the streamed result in the modal 5. Click Insert to place it directly, or Copy to clipboard Add Context Mode: 1. Click the ✨ button and choose "Add Context" (or press Ctrl+Shift+D) 2. Answer the AI's clarifying questions in the draggable overlay 3. Receive a refined prompt tailored to your specific needs REQUIREMENTS • Chrome 127 or later (Dev or Canary channel recommended) • ~2GB storage for the AI model (one-time download) • 5 minutes for initial setup SETUP GUIDE Step 1 — Enable Chrome Flags • Open chrome://flags/#prompt-api-for-gemini-nano → Set to "Enabled" • Open chrome://flags/#optimization-guide-on-device-model → Set to "Enabled BypassPerfRequirement" Step 2 — Download the AI Model • Navigate to chrome://components • Find "Optimization Guide On Device Model" • Click "Check for update" • Wait 3–5 minutes for the ~2GB model to download Step 3 — Restart Chrome Close and reopen Chrome completely to activate all changes. PERFECT FOR • Students crafting research questions • Professionals writing business prompts • Content creators generating creative briefs • Developers building technical specifications • Anyone who wants better AI responses Keyboard Shortcuts: Ctrl+Shift+E — Instant Enhance Ctrl+Shift+D — Add Context Mode Privacy: This extension processes everything locally using Chrome's built-in Gemini Nano model. No data is sent to external servers. No accounts required.