LLMs & AI Engineering · Building with LLMs
Agents: plan, act, observe
An agent is an LLM in a loop with tools, deciding its own next step until a goal is met. Learn the loop, when a simple workflow beats an agent, and how to keep agents safe and on budget.
Step 1 of 6 · Overview25 min read ·
Key idea
Prereqs: Tools & function calling. Next: Evals & guardrails.Next: 1. The agent loop