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Tutorials and references for generating 3D models with GrandpaCAD.

Video series

Short videos showing how the chat-to-CAD workflow actually works. Real prompts, real output.

1

Your first model

1 min watch

Generate a wall-mounted headphone hook in one sentence. Shows the describe-refine-correct loop.

2

CAD models & search

1 min watch

Generate an Arduino Uno cradle without looking up a single spec. See how auto-search builds real dimensions into your model.

3

Organic models

2 min watch

Generate a low-poly dragon miniature in one prompt. See how Organic Mode handles characters, creatures, and art pieces.

Cheat sheets

Bookmark these. Quick references for holes, hardware, and geometry terms you'll use in prompts.

1

Hole Types Reference

1 min read

Everything about different holes such as countersink, counterbore, threaded, etc.

2

Hardware Reference

1 min read

Essential hardware components like bolt, nut, washer, screw, etc.

3

Core Geometry Reference

1 min read

Chamfer, bevel, fillet, extrusion, engrave, etc.

Other tutorials

Longer guides on specific features and workflows.

1

How to make your models adjustable

2 min read

Add sliders, text boxes, and switches to your designs so you can tweak dimensions without regenerating.