EVERYTHING AIAI engineering, made visual
Visual edition planned
Phase 07 · Lesson 07BuildPython1.3 h16 lessons in phase

GPT — Causal Language Modeling

BERT sees both sides. GPT sees only the past. The triangle mask is the most consequential single line of code in modern AI.

Visual edition planned

This lesson isn’t interactive yet.

It is part of the curriculum and will get the same treatment as Phase 1 — a visual cover, hands-on labs, derivations with numeric checks and a quiz. Until then, the original lesson is the best place to read it:

Part of Phase 07Transformers Deep Dive. Use the previous / next cards below to keep browsing the phase.