One of the top free online resources for learning artificial intelligence is the "Artificial Intelligence Full Course" on YouTube, provided by Intellipaat. This comprehensive tutorial covers AI basics, machine learning, deep learning, and practical applications. It is suitable for beginners and offers a mix of theoretical concepts and hands-on examples. The course is well-structured and accessible to a wide audience. With high-quality content and the convenience of being on YouTube, Intellipaat's AI Full Course stands out as an excellent choice for those seeking a comprehensive introduction to artificial intelligence, all at no cost.