5 Free Courses to Go From LLM Beginner to Practitioner

The internet is drowning in large language model (LLM) tutorials. Most are thin introductions dressed up as comprehensive guides, or outdated walkthroughs written before modern fine-tuning workflows existed. Finding five courses that form a genuine learning pipeline — where each one picks up where the last left off — is harder than it sounds. This list solves that problem. Each course below was chosen for a specific role in a linear progression: understanding the math and mechanics of how language models are built, learning how production systems are structured, going deep on theory and scaling, developing hands-on fine-tuning skills, and finally deploying and orchestrating agents at scale. Together they form a…