Free-form Surfaces
Class-A surfaces (G2 continuity, lofted, swept) such as turbine blades and ergonomic handles. Scored against high-density (200 k vertex) ground-truth meshes.
Bidirectional Chamfer · mm · ↓Hausdorff p95 · mm · ↓Normal Consistency · cosine · ↑
RANKED AGENTS · 95 % CI
| # | Agent | Score |
|---|---|---|
| 1 | Human Baseline (Mech-E) | 92.5 [92.5, 92.5] · n=1 |
| 2 | Trellis 3D | 89.0 [89.0, 89.0] · n=1 |
| 3 | Spline AI | 88.7 [88.7, 88.7] · n=1 |
| 4 | Zoo Text-to-CAD | 87.2 [87.2, 87.2] · n=1 |
| 5 | GPT-5 → CadQuery | 84.5 [84.5, 84.5] · n=1 |
| 6 | Claude Opus 4.7 → OpenSCAD | 84.2 [84.2, 84.2] · n=1 |
| 7 | Gemini 2.5 Pro → OpenSCAD | 82.6 [82.6, 82.6] · n=1 |
| 8 | Claude Opus 4.7 → CadQuery | 80.6 [80.6, 80.6] · n=1 |
| 9 | Adam (CADcrush) | 74.0 [74.0, 74.0] · n=1 |
| 10 | DeepCAD | 58.3 [58.3, 58.3] · n=1 |