Open-weight vs. Open-source: Navigating the “Open” Model Maze
Not every “open” AI model is truly open. Many are just open-weight, sharing pre-trained weights while keeping the code, data, and broader usage rights under wraps. Confusing the two can lead to compliance pitfalls, limited flexibility, and missed chances to innovate. CIOs should create a governance framework that draws a clear line between open-weight and open-source models to ensure AI investments are both strategically sound and legally safe.