Open Interface is an innovative tool that automates computer interactions using Large Language Models (LLMs) like GPT-4. It interprets user requests, determines the necessary steps, and executes them by simulating keyboard and mouse input. This tool is designed for users seeking to automate repetitive or complex tasks across various applications, from coding to creative work. By enhancing efficiency, consistency, and productivity, Open Interface offers a versatile solution for streamlining workflows, though it does have some limitations in handling complex GUI applications and spatial reasoning.