This year, students who enroll in Computer Science 50: Introduction to Computer Science, Harvard’s flagship coding course, will have a new learning tool at their disposal: artificial intelligence.

Boost your career with Harvard’s 6 free online courses in AI, Python, and Web Development! Learn about the 2026 course list, duration, and how to enroll for free at pll.harvard.edu.

Amid rising demand for digital and technology-driven skills, Harvard University has made several of its courses accessible online at no cost through its learning platform. The offerings span key areas ...