BranchAI – GPT & AI Inline Chat Extension

AI-powered text selection assistant. Select any text on any website to start AI conversations with multiple providers.

Branch AI – Ask AI Anywhere Branch AI is a Chrome extension that makes AI available right where you need it — directly inside your browser. Whether you want to highlight text for instant inline answers or open a popup for side questions, Branch AI keeps AI always by your side without breaking your workflow. Features 🔍 Inline Ask – Highlight text on any webpage and instantly start an AI chat with context. 💬 Popup Chat – Open a clean, distraction-free popup to ask side questions anytime. 📌 Persistent Threads – Keep multiple chats active as long as the page is open. ⚡ Multi-API Key Support – Add and manage multiple API keys from different providers (e.g., OpenAI, Gemini, DeepSeek). Switch seamlessly between them based on your needs. 📊 Usage Tracking – Monitor API usage across keys. 🚦 Limit Management – Set usage limits to keep costs under control. 🧩 Customizable – Adjust chat box placement and sizing to your preference. 🔒 Privacy First – Your API keys are stored locally in Chrome and never shared externally. Getting Started Install the extension. Add one or more OpenAI API keys in the settings. Highlight text or open the popup to start chatting. Track your usage and set limits for smarter cost management. Why Branch AI? Other AI chat tools often force you into a single flow or separate app. Branch AI is different — it supports inline follow-ups, side threads, and multiple keys with full usage control, making it perfect for both casual browsing and power users who rely on AI daily.