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AI Agents fundamentals — AI Academy

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IntermediateАгенты

AI Agents fundamentals

An introduction to AI agents: tool use, planning, retry, quality evaluation, and where they break.

2modules

4lessons

60 mintotal time

Engineers and architects, RevOps, technical marketersaudience

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Module 1

What an agent is

How agents work and their components.

What separates an agent from a chat

The key difference: an agent decides for itself what to do next and uses tools.

Tool use: how to describe tools

Good practices for describing tools, handling errors, and validating inputs/outputs.

Module 2

Production

Evaluation, retry, observing agents in production.

Evaluating agents (evals)

How to measure agent quality and why you can't ship without it.

Where agents break

Common failure modes: hallucinations in tool calls, infinite loops, safety refusals, a flawed plan.

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Learning

Tracks8 Courses51

Libraries

Prompts30 Workflows12 Tools22 Compare Blog

Updated · May 14, 2026