AI Agents Foundations

The AI Agents Roadmap Nobody Is Teaching You

9 lessons: from workflows to planning and multimodal AI agents. From scratch. Framework free.

Dec 16 • Paul Iusztin

Stop Converting Documents to Text. You're Doing It Wrong.

How to work with multimodal agents: images, PDFs, audio, and... text.

Dec 9 • Paul Iusztin

How Does Memory for AI Agents Work?

The 4 memory types every AI agent needs

Dec 2 • Paul Iusztin

Building Production ReAct Agents From Scratch Is Simple

I read LangGraph's implementation so that you can build your own, as AI frameworks just bloat your code.

Nov 18 • Paul Iusztin

You're Not Building Agents: Learn the Fundamentals From Scratch

Why planning is the missing piece between tool loops and true AI agents.

Nov 11 • Paul Iusztin

Tool Calling From Scratch to Production: The Complete Guide

Master the fundamentals through a deep research agent to learn to properly implement, use, and debug tools in any AI system.

Oct 28 • Paul Iusztin

Stop Building AI Agents. Use These 5 Patterns Instead.

Master the workflow patterns that solve 95% of production problems.

Oct 21 • Paul Iusztin

Structured Outputs: The Silent Hero of Production AI

How to master LLM outputs for reliable AI systems

Oct 14 • Paul Iusztin

AI Workflows vs Agents: The Autonomy Slider

What only the top 10% AI engineers who ship think about

Oct 7 • Paul Iusztin

Context Engineering: 2025’s #1 Skill in AI

Everything you must know about context engineering to ship successful AI apps

Jul 22 • Paul Iusztin

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