CADEngBench - Assembly Grounding (Typed@1): leaderboard
Metric: Typed top-1 accuracy (%; share of 120 assembly relation tasks between two source B-Rep bodies; one response per task whose rank-1 prediction selects the recorded B-Rep entity pair with the correct joint family and body roles). Source: arxiv.org. Saturation forecast: Around 2029. 8 models tracked.
Top models
| # | Model | Score |
|---|---|---|
| 1 | Gemini 3 Flash (Preview) (Minimal) | 23.3 |
| 2 | Kimi K2.5 (Non-reasoning) | 15 |
| 3 | Claude Sonnet 4.5 | 14.2 |
| 4 | Llama 4 Maverick | 14.2 |
| 5 | Qwen 3.5 35B A3B (Non-reasoning) | 14.2 |
| 6 | GPT-5.2 (Non-reasoning) | 12.5 |
| 7 | GLM-4.6V (Non-reasoning) | 10 |
Interactive version: theaggregate.ai/benchmark?slug=cadengbench-assembly-grounding-typed-1 · How It Works · Data refreshed daily, snapshot 2026-09-29.