I've been using Opus 5.5 to write openscad models for me for the past week, with great success. I wanted to expand the project Open Source Watch Winder [0] to have 8 watches, with gears instead of pulleys, and in little back and forth I have a version I've started printing. [1]
[0] https://github.com/mwood77/osww [1] https://imgur.com/a/bWent0K