Udio is an AI music generation platform founded by former Spotify AI researchers that creates full songs from text prompts. It stands out for its professional-grade output quality that rivals human-made tracks, offering not just instrumental generation but complete songs with lyrics, vocals, and cohesive verse-chorus structures. Key differentiating features include stem downloads that let users extract individual elements like bass, drums, and vocals for remixing, inpainting to regenerate specific sections of a song, and a remix feature that can change a track's genre while preserving the melody. The platform supports style references where users can generate music based on reference audio with adjustable similarity settings, and 30-second extensions to build tracks incrementally. Udio excels at producing music across a wide range of genres with authentic vocal performances and production quality. All generated music is available for commercial use, with paid subscribers enjoying attribution-free commercial rights. The platform has quickly become a favorite among professional producers who want granular control over their AI-generated music, positioning itself as a serious tool for music production workflows rather than a novelty.