AI System Design Newsletter
AI EngineeringThe technical connective tissue between the AI hype and actual engineering. Every issue starts with what’s buzzing—from trillion-parameter model launches to the latest custom silicon—and deconstructs it down to the lowest level.
| Platform |  | Pricing | Freemium | Publishes | Twice weekly |
|---|---|---|---|---|---|
| Issues | 42 | Founded | 5 months ago | Last Issue | 3 days ago |
| Active | |||||
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Cortex Gets Smart, Day Three: Watching Overfitting Actually Happen
Build 02, Lesson 03 — Train/test split & overfitting, demonstrated live on Cortex’s own classifier Builds on: build-02-lesson-02. This lesson’s tag: build-02-lesson-03.
The Hook
Cortex Gets Smart, Day Two: What the Data Actually Looks Like
The Hook
By the end of this lesson, Cortex will have a corpus that actually resembles what a real document store looks like — and the pandas toolkit to characterize exactly how:
AI System Design Newsletter is a reader-supported publica...
Cortex Gets Smart, Day One: The Math, Not a Library Call
Everything Build 02 builds toward — a real classifier trained on real Cortex documents by Lesson 04 — is this same math, just with more features and a library doing the bookkeeping. Understanding it here, on two features and two hundred syn...
Cortex, Day Eight: The Milestone
Seven lessons is long enough that it’s genuinely possible for something to have quietly broken — a change in Lesson 06 that Lesson 07 didn’t fully account for, an assumption that held on a warm environment but not a cold one. A milestone is...
Cortex, Day Seven: Six Lessons, One Command
Every reader who’s followed along since Lesson 05 has, by now, personally felt the friction of manual Postgres setup — twice. That friction is the entire reason docker compose up is worth learning, instead of a fact to memorize. A tool that...
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