CADEngBench - Engineering Requirements (L1): leaderboard

Metric: Requirement pass rate (%; share of 300 parametric part tasks (159 BenchCAD, 141 Fusion 360) whose brief, reference views, parameters and requirements the model turns into an executable CadQuery program; one response per task, no retries whose valid solid also passes every applicable dimension, feature-count, interface and design-for-manufacturing check on the re-imported B-Rep). Source: arxiv.org. Saturation forecast: Around June 2027. 8 models tracked.

Top models

#ModelScore
1Gemini 3 Flash (Preview) (Minimal)30
2Claude Sonnet 4.528.3
3Kimi K2.5 (Non-reasoning)24.3
4GPT-5.2 (Non-reasoning)22
5GLM-4.6V (Non-reasoning)13.3
6Llama 4 Maverick12.7
7Qwen 3.5 35B A3B (Non-reasoning)5

Interactive version: theaggregate.ai/benchmark?slug=cadengbench-engineering-requirements-l1 · How It Works · Data refreshed daily, snapshot 2026-09-29.