Onshape FeatureScript MCP Server built a heat exchanger. No hand modeling or hand coding. Type in flow rates and tube spec, get a complete shell-and-tube pressure vessel plus Kern/ε-NTU/TEMA math, a cut list, and a weld schedule. Now featured on cad.onshape.com
Onshape by PTC is the leading cloud-native CAD & PDM software for design teams.

