Cortex

Cortex AI - Your Intelligent Browser Companion Select any text on any webpage and instantly get AI-powered assistance. Cortex brings the power of advanced AI models directly to your browser. ✨ FEATURES • Smart Text Selection - Select text anywhere, click the floating icon • Quick Actions - One-click Summarize, Explain, Translate, or Fix Writing • Free-form Chat - Ask follow-up questions about selected content • Beautiful Markdown - AI responses rendered with proper formatting • Fullscreen Mode - Expand for comfortable reading • Dark/Light Mode - Automatically matches your system theme • Multiple AI Models - Choose from 100+ models via OpenRouter 🎯 PERFECT FOR • Students researching and studying • Professionals reading reports and documents • Language learners needing translations • Writers wanting to improve their text • Anyone who wants AI assistance while browsing ⚡ KEYBOARD SHORTCUTS • Cmd/Ctrl + Shift + K - Open Cortex instantly • Double-tap Cmd/Ctrl - Quick trigger 🔒 PRIVACY FOCUSED • Your API key stays on your device • No data sent to our servers • Conversations stored locally only 📋 REQUIREMENTS • OpenRouter API key (get free credits at openrouter.ai) Built with ❤️ for productivity.