ContextVault is a local-first Chrome extension that automatically records your AI conversations across ChatGPT, Claude, Gemini, and other LLMs. It turns them into structured Markdown or ZIP archives — fully owned by you, fully local, with zero backend. Key Features 🧠 Real-time AI conversation capture 🔄 Works across multiple LLMs (ChatGPT, Claude, Gemini, etc.) 💾 Local-first storage (no backend, no tracking) 📦 Export to Markdown / ZIP 🏷️ Organize by tags & projects