KeyOne

AI Writer: Improve, summarize, translate & draft context-aware emails. Works on any site. Private, secure, no subscriptions.

**KeyOne AI: All-in-One AI Writer & Email Assistant (Privacy-First)** KeyOne (K1) is your universal AI companion for the web. Whether you're drafting a professional email, reading a complex article, or communicating in a different language, KeyOne helps you do it faster and better. Unlike other AI tools that charge expensive monthly fees, KeyOne connects directly to your own personal AI account (OpenAI, Anthropic, or Google), giving you wholesale prices and complete privacy. ### 🚀 **Why KeyOne AI?** * **✍️ Universal AI Writer:** Highlight text on ANY website to instantly Improve, Fix Grammar, Expand, or Change Tone (Professional, Friendly, Direct). * **📧 Context-Aware Email:** Smart integration with **Gmail, Outlook, Yahoo, and Web.de**. K1 reads the full email thread to draft relevant, perfect replies in seconds. * **🧠 Smart Reading:** Summarize long articles into bullet points, Explain complex concepts, or Translate text while preserving formatting. * **🔒 True Privacy:** Your API keys and data are stored locally in your browser. We have no backend server and never collect your text. * **💸 Zero Monthly Fees:** ### ✨ **Key Features** **1. The Ultimate Writing Toolkit** * **Improve:** Polish your writing to be clear and mistake-free. * **Tone Changer:** Instantly switch between "Professional," "Friendly," "Casual," or "Direct." * **Expand/Shorten:** Make your text more detailed or more concise with one click. * **Grammar Check:** Fix typos and errors instantly. **2. Next-Gen Email Assistant** * **Thread Aware:** Reads previous messages to understand the context of the conversation. * **Smart Replies:** Generate "Yes," "No," or "Custom" replies based on the email content. * **Multi-Platform:** Works seamlessly on Gmail, Outlook, and other major webmail providers. **3. Reading & Research Power** * **Summarize:** Turn long docs and articles into easy-to-read summaries. * **Explain This:** Get simple explanations for technical terms or complex paragraphs. * **Translate:** Expert-level translation that understands nuance. ### 🛠️ **Supported Providers (BYOK)** Connect your favorite AI models directly: * **OpenAI:** * **Anthropic:** * **Google Gemini:** ### 🌍 **Privacy Promise** KeyOne AI is built for professionals who value data security. * **Local Storage:** Your keys live in your Chrome storage, not our servers. * **Direct Connection:** Your browser talks directly to the AI provider. * **Open Source:** Built with transparency in mind. --- **Get started in 30 seconds:** 1. Install KeyOne AI. 2. Open Settings and paste your API key. 3. Refresh any page and start writing!