How chat_cad works

Watch how a plain-English request becomes real parametric geometry, step by step.

Pipeline

🧑‍💼

You

prompt

💬

Chat box

browser

🔀

Smart router

classifier

⚙️

Parser

grammar match

🧠

LLM

Claude / Gemini

🤖

Design agent

multi-step loop

💡

Intent fallback

47 keywords

🏗️

CadQuery engine

B-rep solid model

Workbench

M8 Hex Bolt

bolt b1 M8 30

→ awaiting prompt

ready

3D engine parser LLM design agent intent fallback FEA / stress