The agent is given access to external functions to overcome the limitations of the LLM (e.g., inability to do math, lack of internet access).
If you’re working with agents in 2025, keep this PDF on your virtual desk. Not because it’s sacred—because it’s . the agentic ai bible pdf new
If you saw an earlier draft from late 2024, here’s what’s different: The agent is given access to external functions
What is next? According to the author's note at the end of the new PDF, version 4.0 (due late 2025) will focus on: inability to do math
The Agentic AI Bible (officially titled The AI Agentic Bible: The Complete and Up-to-Date Guide to Design, Build, and Scale Goal-driven, LLM-powered Agents