Stanford University has published the complete set of lectures for their LLM course of last semester. 9 videos of around 1h50m each:
• Lecture 1 - Transformer
https://www.youtube.com/watch?v=Ub3GoFaUcds
• Lecture 2 - Transformer-Based Models & Tricks
https://www.youtube.com/watch?v=yT84Y5zCnaA
• Lecture 3 - Transformers & Large Language Models
https://www.youtube.com/watch?v=Q5baLehv5So
• Lecture 4 - LLM Training
https://www.youtube.com/watch?v=VlA_jt_3Qc4
• Lecture 5 - LLM tuning
https://www.youtube.com/watch?v=PmW_TMQ3l0I
• Lecture 6 - LLM Reasoning
https://www.youtube.com/watch?v=k5Fh-UgTuCo
• Lecture 7 - Agentic LLMs
https://www.youtube.com/watch?v=h-7S6HNq0Vg
• Lecture 8 - LLM Evaluation
https://www.youtube.com/watch?v=8fNP4N46RRo
• Lecture 9 - Recap & Current Trends
https://www.youtube.com/watch?v=Q86qzJ1K1Ss