Fluent is a native AI assistant for macOS that lets you use any AI model across any app without switching tools. It brings real-time app context into your AI workflows, allowing you to write, edit, and chat directly where you work. Fluent supports over 500 AI models, including OpenAI, Gemini, Anthropic, Grok, OpenRouter, and local models for full privacy. The app preserves original formatting while helping users rewrite content, compare ideas, and follow up seamlessly. Fluent works inside popular apps like browsers, email clients, note-taking tools, calendars, and document editors. Custom actions and keyboard shortcuts help users stay focused and maintain productivity flow. Designed for Apple Silicon and Intel Macs, Fluent delivers fast, private, and powerful AI assistance with a one-time lifetime license.