Peek is a MacOS Menu Bar application that allows users to interact with multiple AI chatbots in one place without needing an API key. It provides a seamless and intuitive user interface for interacting with AI chatbots like OpenAI's ChatGPT, Google's Bard, and Perplexity AI. It has features like a floating window, beautiful screenshots, a menu bar icon, and a dark mode. The app can be installed by downloading the latest release and paying what you want. It is great for developers, writers, students, and anyone interested in AI.