SketchUp Agent Harness

SketchUp Agent Harness is an early-stage open-source project for connecting design agents such as Claude Code and Codex CLI to SketchUp. The goal is to let designers express intent in natural language and turn that intent into verifiable, executable, repairable project state. Project repository: github.com/marlinBian/sketchup-agent-harness It is not a plugin for only one AI tool. Claude and Codex are entry points. The more stable core is the MCP server, SketchUp Ruby bridge, structured design mo