<p>CS50 AI introduces the concepts and algorithms that power modern artificial intelligence, from graph search and knowledge representation through optimisation, machine learning, and neural networks. Students implement AI techniques in Python across seven weeks of projects and quizzes, earning a free Harvard CS50 certificate on completion.</p> <ul> <li>Open to all; CS50x or prior Python programming experience recommended</li> <li>Seven weeks covering search, knowledge, uncertainty, optimisation, machine learning, neural networks, and natural language processing</li> <li>Hands-on projects implemented in Python with common ML libraries</li> <li>Earn at least 70% on each project and quiz to qualify for the certificate</li> <li>Free Harvard CS50 AI Certificate issued on completion; a verified edX credential is optional and paid</li> <li>Self-paced; approximately 10–30 hours per week of study</li> </ul> <p>Enroll and start any time via the CS50 OpenCourseWare platform; materials and grading are fully accessible without payment.</p>