Teaching Claude CAD skills. Onshape MCP and visual reasoning tools — Reshef Elisha

Notes from shipping Jarvis Onshape MCP, a Claude Code plugin that drives Onshape CAD.

Working on hardware, I've been able to supercharge my software thanks to agentic tools. I haven't been able to do this for hardware until now. Claude Opus 4.7 came out last week with advanced visual reasoning skills. This is the first model that, when combined with its harness, can do actual productive mechanical engineering and CAD. I've shipped the result as Jarvis Onshape MCP , a Claude Code plugin that drives Onshape. You install it with one command. Here's the monitor arm it built for me yesterday: Your browser does not support the video tag. Monitor arm build, 10× speed. That's fou

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