Show HN: I built an AI agent that turns ROS 2's turtlesim into a digital artist

Project Overview turtlesim_agent is an AI agent that transforms the classic ROS turtlesim simulator into a creative canvas driven by natural language. Powered by LangChain, this AI agent interprets text-based instructions and translates them into visual drawings, turning the simulated turtle into a digital artist. This project explores how large language models can interact with external environments to exhibit creative behavior. Users can describe shapes or drawing intentions in plain English, and the AI agent reasons through the instructions to execute them using turtlesim's motion commands. TurtleSim Agent Demo 📐 Drawing Basic Shapes tsim_example_basic.mp4 🌈 Drawing a Rainbow Prompt used I want you to draw a rainbow composed of 7 semi-circular arcs, each with a different color and a radius ranging from 2.0 cm to 2.7 cm. The colors should follow the traditional rainbow order: violet, indigo, blue, green, yellow, orange, red with the pen's width of 5. Please offset the starting ... Read full article.