Now give her a goal and let her act.
Act Three6 steps~ 4 min
An agent reuses everything from Act 2 — the engineered LLM, the prompts, the context, the guardrails — and adds three things: tools (so she can do things, not just talk), memory (so she remembers across steps), and a loop (so she keeps going until the goal is met).
Without LLM engineering, agents fall apart. The reliable librarian is the foundation.
Interactive walkthrough
0 / 6
Click NEXT. Watch how an agent turns a goal into a finished task — and how it depends on everything from Act 2.
Tip · use ← → keys to step, R to reset
One agent can book a flight. In the next act we'll see what happens when many agents collaborate.