With AI tools changing with each passing day, developers need a simple and efficient way to build an intelligent proxy system. Gemini CLI is born for this - this open source command line tool launched by Google can help you quickly develop, deploy and test AI Agents, and directly control your AI head from the terminal. Whether you want to build a chatbot, an automated task processor, or an exclusive data assistant, Gemini CLI can make the development process intuitive and flexible. This article will take you step by step from installing Gemini CLI to writing actual AI Agent code, and through practical cases, teach you how to deploy an operational AI agent on the terminal. Start your AI Agent development journey now!