19

What Are Embeddings?

20

Cosine Similarity and Euclidean Distance

21

Generating Embeddings via API

22

pgvector -- Embeddings in PostgreSQL

23

Indexing, Querying, and Updating Vector Databases

24

Document Parsing for RAG

25

Text Chunking Strategies

26

Injecting Retrieved Context into Prompts

27

GraphRAG and Knowledge Graphs

28

Native Tool Calling (Function Calling)

29

Tool Schemas: From Pydantic Models to LLM-Ready Definitions

30

Parsing Tool Calls, Executing Functions & Returning Results

31

Tool Execution — Part 2: Parallel Calls & Error Recovery

32

Multimodal Agent Inputs: Vision and Audio

33

Cost Engineering for LLMs

34

Capstone — Build a RAG Chatbot

Capstone