Miyang · by Miyang Tech

Understand AI from First Principles
Master the Full Agent Harness Stack

From LLM internals to Agent engineering, from Prompt craft to Context Engineering.
186 interactive knowledge points — go from "calling an API" to "reading production Coding Agent code," plus a bonus on startups.

Start from Chapter 1 Browse Curriculum

Career Paths Map top AI job listings to course topics Test Your Mastery 7 chapter quizzes, 350 questions — find your weak spots

54Core Topics

186Knowledge Points

135+Interactive Demos

Live Today— Total Visits—

FOR WHO

Who Is This Course For

Different backgrounds, different starting points. Find your fit and dive in where it matters most.

AI Product Managers

Go beyond "tweaking Prompts" — understand the fundamentals so you can partner with engineers and make sound product decisions.

LLM FundamentalsHallucination & MitigationCost & Model Selection

Start with LLM Fundamentals

Career Transitioners

Have a product or business background and want a systematic AI knowledge base — a transferable mental framework that won't expire.

Mental ModelsPrompt EngineeringContext Engineering

Follow from Chapter 1

Founders & Indie Builders

Ship real AI features — care about cost, quality, and the engineering trade-offs of going to production.

Agent EngineeringCost OptimizationLei Jun's Startup Lessons

Jump to Agent Engineering

CURRICULUM

58 Topics · A Starter + 7 Chapters + a Bonus Dessert

From LLM fundamentals to Prompt Engineering, from Agent hands-on to production-grade Harness design patterns, to Grok Build's Rust source code and Vibe Coding collaboration. Each topic is self-contained — learn at your own pace, revisit anytime. Before the core curriculum there's a starter: a beginner-friendly, entirely free chapter for those meeting AI for the first time. Plus a bonus dessert: Lei Jun's Startup Lessons — pure product and business.