Transformers Explained: The Complete Guide From Intuition to Implementation
Back to all articles
AI Engineering
45 min read20 min read

Transformers Explained: The Complete Guide From Intuition to Implementation

A world-class deep dive into Transformers architecture. From intuition to math, with diagrams, examples, and everything you need to truly understand how ChatGPT and modern AI works.

Debasish Maji
Debasish Maji
AI Engineering Lead
March 15, 2026
TransformersDeep LearningNLPAttentionGPTBERTLLM

Interactive Diagrams

Visual representations to help you understand the core concepts at a glance.

Transformer Architecture
ENCODERInput Embedding+ Positional Enc.Repeat N×Self-AttentionAdd & NormFeed ForwardAdd & NormDECODEROutput Embedding+ Positional Enc.Repeat N×Masked Self-AttnCross-AttentionFeed ForwardAdd & NormLinear + SoftmaxK, V

Found this helpful?

Share it with others who might benefit

TweetShare

Related articles

🔥 Live Workshop: Use Claude Code to 10x Your Engineering Output

Sunday 16th Aug 2026 · 8:30 PM IST · 2 hours · ₹1,499 · Full refund guarantee

Reserve seat

Not ready to register? Get the session outline free:

📚 Continue Learning