Every serious AI coding agent now reads at least one markdown file before it touches your codebase. Some read two or three. A few come with their own proprietary formats layered on top. In 2026, the humble .md file has quietly become one of the most contested pieces of real

Artificial intelligence has its own vocabulary — and it's easy to get lost in the jargon. This quick-reference guide breaks down the most essential AI and machine learning terms, from foundational concepts like neural networks and training to modern buzzwords like LLMs, RAG, and hallucination. Each entry includes