DecodAI — Instant AI Text Assistant

Highlight text, right-click, and decode it with AI — get instant explanations, summaries, and rewrites using your own API keys

DecodAI turns your browser into a smart reading and writing assistant. Highlight any text on a webpage, right-click, and instantly get AI-powered explanations, summaries, or rewrites — all without leaving the page. YOUR KEYS, YOUR CONTROL Bring your own API keys for any supported AI provider. Keys are encrypted locally with AES-256-GCM and never leave your browser except to call the provider you choose. No accounts, no subscriptions, no data collection. HOW IT WORKS 1. Highlight any text on a webpage 2. Right-click → DecodAI → pick a template 3. The AI response streams in a floating overlay, right on the page 4. Ask follow-up questions without leaving the panel FEATURES • Multi-provider AI — switch between supported providers with one click • Streaming responses — see the answer appear word-by-word in real time • Follow-up chat — ask clarifying questions in the overlay • Custom templates — create your own prompt templates for any workflow • Keyboard shortcuts — Alt+Shift+E (Explain), Alt+Shift+S (Summarize), Alt+Shift+M (Improve) • Tone slider — adjust responses from formal/academic to casual/friendly • Encrypted vault — API keys protected with AES-256-GCM + PBKDF2 (600k iterations) • Token tracking — monitor your usage per provider • Response history — last 10 results with one-click copy • Dark mode — follows your system theme PRIVACY DecodAI stores all data locally. Selected text is only sent to the AI provider you choose. No analytics, no telemetry, no tracking. See the full privacy policy in the extension. PERMISSIONS EXPLAINED • contextMenus — adds the right-click menu • activeTab — reads selected text on the current page • storage — saves your encrypted keys, settings, and history locally • scripting — injects the response overlay into pages • Host permissions — connects to supported AI provider APIs only