Part 01 · LLM Foundations 5 Lesson 1.5: Why LLMs cannot separate instructions from data Oct 8, 2026 Lesson 1.4: Tool calling, agents and MCP Oct 8, 2026 Lesson 1.3: Embeddings and RAG Oct 8, 2026 Lesson 1.2: Anatomy of a prompt Oct 8, 2026 Lesson 1.1: How an LLM works Oct 8, 2026