Prompt Enhancer - AI Prompt Optimizer

AI prompt enhancer for ChatGPT, Claude & Gemini. No API key, 100% private, free forever.

Prompt Enhancer supercharges every prompt you type into AI chat tools like ChatGPT, Claude, Gemini, and Copilot. HOW IT WORKS: Click the star button on any AI chat page. The extension reads your prompt, runs a 4-stage enhancement pipeline intent detection, expansion, structuring, and AI polish then rewrites it into a precise, expert-level prompt and inserts the result directly into the text box. KEY FEATURES: - Local AI model (Flan-T5) runs entirely on your device, no server calls - 14 smart categories: coding, debugging, research, writing, creative, career & more - Prompt quality scorer (0-100) with specific improvement tips - Conversation memory across turns - LLM-optimized output for ChatGPT, Claude, Gemini, and Llama PRIVACY FIRST: All AI processing happens locally using WebAssembly. No prompt text is ever transmitted to any server. Google Sign-In is used only for account management.