In short: describe the object, its dimensions and its parts, and a working mesh lands in the scene - materials included. From there the loop is Blender's own: fix proportions in edit mode, cut the lid free, drop in a bevel modifier, check the measurements. Generation is strongest on props, kit parts and set dressing; the closer the object gets to engineering precision or hero detail, the more of the work happens by hand - and the faster you get to that hand work.
Generate, then model
The handoff is the point. Generation answers "what is the shape?" in seconds; modelling answers "is it right?". Because the mesh arrives as ordinary geometry, every modelling instinct applies unchanged: select loops, slide edges, add supports, set exact dimensions. Think of the generated surface as a strong first pass from a colleague who read the brief carefully but did not measure twice.
Briefing a modelling prompt
Four ingredients carry most of the brief: dimensions, part breakdown, surface language and polycount intent. Compare:
| Vague prompt | Prompt that lands |
|---|---|
| A crate | Weathered wooden crate, 60 cm cube, 2 cm planks, hinged lid as a separate object |
| Make it sci-fi | Add a vented side panel and a status light; keep the outer dimensions |
| Game prop | Low-poly pickaxe, under 2k triangles, one material, flat-shaded friendly |
| Keep it chunky | Stylised proportions, exaggerated hammer head, clean readable silhouette |
The modelling pass after generation
- Dimensions first - measure the bounding box against the intended size before touching detail; scaling after detailing never feels right.
- Part out the object - lids, armour plates and panels want to be separate objects, ready for materials, hinges and rigs.
- Modifiers, not edits - bevel, solidify and mirror keep the model adjustable; bake them only when the shape is settled.
- Clean where it counts - tidy the edges the camera and the rig will touch, and leave background geometry as it is.
Polycount targets that survive contact with production
- Background and set dressing - a few thousand triangles; nobody will inspect them.
- Game props - 2k-20k triangles depending on camera time; silhouette and normal maps carry the detail.
- Hero objects - whatever the shot demands; density where the camera lives, decimated everywhere else.
- Anything that deforms - topology matters more than count; a retopology pass before rigging pays off.
When to model by hand entirely
- Engineering and interlocking parts - exact fits, threads and tolerances belong in CAD or disciplined box modelling.
- Typography and logos - letters are geometry with strict rules; draw the curves.
- Doing this for the tenth time - a repeated object wants a proper kit or a parametric setup; build it once, right.
From blockout to render
The practical rhythm: generate the blockout, spend the saved time on dimensions and edge flow, then finish the look with texturing and the render workflow. Modelling stops being the bottleneck when the first draft is free.