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Decoding AI Magazine

Paul Iusztin, Alejandro Aboy, Louis-François Bouchard, Paolo Perrone, Anca Ioana Muscalagiu, Lucian Lature, Priya

Join for content on designing, building, and shipping AI software. Learn AI engineering, end-to-end, from idea to production. Every Tuesday.

Platform
Substack
PricingFreemiumPublishesTwice weekly
Issues221SubscribersRead decodingai.com

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#117

Latest Issues

Recent posts by this newsletter. Browse the email archive.

Agentic Harness Engineering

At the AI start-up I’ve been working at, building a financial personal assistant, we implemented LlamaIndex, added the Model Context Protocol (MCP), and built complex Retrieval-Augmented Generation (RAG) pipelines. Each piece added complexi...

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From 12 Agents to 1

It is 2026. People across the industry still mix up words like workflows, agents, tools, and multi-agent systems. Beyond terminology, this confusion has led to massively overengineered solutions.

14 days ago
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2

The AI Evals Roadmap I Wish I Had

Welcome to the AI Evals & Observability series: A 7-part journey from shipping AI apps to systematically improving them. Made by busy people. For busy people.

16 days ago
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Agentic AI Engineering Guide

I have spent the past two years building and breaking AI agents in production. Along the way, I have seen the same patterns destroy systems over and over. This happens not because the models are bad, but because the system design is wrong.

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11

Authors

The writers behind this newsletter.

  • Paul Iusztin

    Senior AI Engineer • Founder @ Decoding AI • Author @ LLM Engineer’s Handbook I ship AI products and teach you about the process.

  • Alejandro Aboy

    Data Engineer who likes to play with AI. Building & growing my Data & AI career by sharing the tools and lessons I wish I had when I started.

  • Louis-François Bouchard

    Focused on making AI accessible. What's AI on YouTube, Spotify, Apple Podcasts. Co-founder @towards_ai. ex Ph.D. student @Mila_Quebec @polymtl.

  • Paolo Perrone

    No BS AI/ML Content \ud83e\udd77

  • Anca Ioana Muscalagiu

    SWE/ML Engineer

  • Lucian Lature

    I am an experienced architect/full stack engineer and for the past 20 years I have been creating websites and intranet applications

  • Priya

    Senior software developer and AI explorer| passionate about building production-ready intelligent systems | avid trekker

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