Natural Language Processing Explained: From BERT to GPT-4
Natural language processing went from a niche academic field to the technology powering every AI chatbot, search engine, and virtual assistant in about 5 years. Here’s what you need to know in 2026, without the academic jargon.
The Journey: Rule-Based → Statistical → Neural → Transformer
Before 2018: NLP systems used handwritten rules and statistical methods.









