Imagine building your own custom AI model without writing a single line of code. That's the promise of DuetML, a groundbreaking new framework designed to empower non-experts in the world of machine learning. Traditionally, building even simple AI models required specialized technical knowledge and coding skills. But what if you could simply tell an AI what you wanted, and it helped you build it? DuetML makes this possible by pairing users with a helpful, multimodal AI assistant throughout the entire process. This AI partner doesn't just passively take orders; it actively collaborates, offering suggestions, anticipating potential problems, and even understanding the images you're working with. Imagine wanting to create an AI that identifies edible plants. DuetML's AI assistant might suggest broader categories like 'Edible' and 'Non-Edible,' helping you avoid pitfalls like creating overly specific labels. It could also point out if your model struggles with unexpected images, like an animal, prompting you to create a 'Not a Plant' category. This back-and-forth collaboration ensures the model truly aligns with your vision. A user study showed that people using DuetML created significantly better models than those using a traditional system, proving the power of this collaborative approach. More importantly, users found the AI assistant a valuable partner, not a confusing extra layer of complexity. While still a prototype, DuetML represents a significant step toward democratizing AI, allowing anyone, regardless of technical background, to harness the power of machine learning.