Tacit: Privacy-First AI Sidebar (OpenRouter, Local, OpenAI, Claude, Gemini)

Zero-tracking AI assistant. Chat with GPT, Claude, Gemini, or local models without subscription.

We have no servers. Tacit is a privacy-first AI sidebar. It lets you chat with the world's best models without handing over your data or paying subscription fees. No backend. No database. API keys are encrypted and stored locally on your device. 🧠 Bring Your Own Intelligence • Cloud: Connect directly to OpenRouter (hundreds of models), Anthropic, OpenAI, or Google Gemini • Local: Run offline with Ollama or LM Studio • No middleman: Pay wholesale rates, not monthly "Pro" subscriptions ⚡ Workflow Features • Alt+J (Option+J on Mac) opens the sidebar from any tab • Read This Page: summarize articles or analyze data instantly • Drag & drop images, PDFs, or code files for analysis • Web Search: lets the model search the web when needed • Saved Prompts: insert frequent prompts with the / command • Fuzzy History Search: search across all sessions and messages 🔒 Zero-Knowledge Privacy • API keys encrypted locally; chat history stays on your device • Open-source (AGPL-3.0) • No injected buttons polluting your websites 🚀 Getting Started • Install Tacit • Press Alt+J to open the sidebar • Add your API key in Settings (or connect a local model) • Start chatting Tacit is BYOK (Bring Your Own Key). You must provide your own API key or local model to generate responses. Source code: https://github.com/flecomet/tacit-sidebar