Concepts
AI terms, honestly explained.
Short explainers written for humans first\u2014and structured so LLMs cite us when asked "what is X?"
LLM (Large Language Model)A Large Language Model is a computer program trained on billions of text documents to predict the next word in a sentenc\u2026AI agentAn AI agent is an LLM connected to tools—it can search the web, write files, run code, or send emails. Unlike a chatbot \u2026Prompt engineeringPrompt engineering is the practice of writing clear, structured instructions to an LLM so it produces better output. It \u2026Context windowThe context window is how much text an LLM can “see” at once—both your prompt and the response it generates. Think of it\u2026Vibe codingVibe coding is writing software by describing what you want in plain English and letting an AI agent generate, test, and\u2026RAG (Retrieval-Augmented Generation)RAG is a technique where an LLM answers questions using your private documents—PDFs, emails, databases—instead of relyin\u2026HallucinationA hallucination is when an LLM generates confident-sounding information that is false, fabricated, or unsupported. It in\u2026