Storygold We're solving the data desert in AI for 3D reasoning by collecting and generating the world's largest dataset of parametric CAD models and learning environments.

Our team consists of MIT, Princeton, and International Math Olympiad alumni who spent years training large-scale deep learning models and LLMs at Google Research, OpenAI, and Waymo.

We're building the world's largest parametric CAD dataset. Focusing on parametric CAD lets our model preserve engineering intent — dimensions, constraints, relationships — that downstream editing, simulation, and manufacturing depend on.
True general intelligence must understand the physical world. We're building general intelligence by teaching it 3D reasoning, starting with the backbone of all manufacturing: CAD.

LoRA is touted as being as effective as full fine-tuning. On spatial reasoning over CAD data it isn't — the low-rank assumption breaks when a model has to learn something genuinely new.
Syntactically perfect code, dramatically short on geometry. An empirical analysis of frontier-model performance on parametric CAD generation.
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