Struggling to come up with creative ideas using the LEGO bricks you already have? Researchers at Carnegie Mellon University have developed an innovative AI tool to help spark your imagination.
Introducing LegoGPT: AI-Powered LEGO Design
LegoGPT is an AI system that generates complete, buildable LEGO models from simple text prompts. Whether you want to build a chair, spaceship, guitar, or even a bookshelf, just describe it—and LegoGPT will bring it to life using digital LEGO bricks.
The AI was trained on a massive dataset of over 47,000 LEGO creations, covering more than 28,000 unique 3D objects. This allows it to design original models that follow real-world building rules, such as stability, connectivity, and realistic structure.
Intelligent Design You Can Actually Build
LegoGPT doesn’t just make models that look good—it ensures they can actually be built. It performs real-time checks to prevent errors like floating or overlapping bricks. If a model becomes unstable, the AI automatically rolls back to a previous stable version and continues building from there.
One of LegoGPT’s exciting features is its potential integration with image recognition. Users can upload a photo of their existing LEGO pieces, and the AI can suggest customized designs based on what they already have—perfect for making the most of your personal collection.
Current Limitations (and Future Potential)
At the moment, LegoGPT works within a 20 x 20 x 20 brick grid and supports eight basic brick types. While this limits the complexity of designs, the research team is actively developing updates to support more advanced and intricate builds.
Try It Yourself—Free and Open Source
LegoGPT is publicly available and completely free to use:
Source code: GitHub
Live demo: HuggingFace
Source: Lowyat.net
