I Was Confused About AI Terms Until I Understood These Layers

Recently whenever I attend AI meetups or tech events, I keep hearing terms like: Gen AI Agents Agentic AI MCP Orchestration RAG Guardrails AI SDKs Initially, everything sounded like the same thing to me 😄 Every conversation felt like: new framework new tool new buzzword At one point, I was honestly confused: Are these tools? architectures? libraries? concepts? But slowly, I started understanding something. These are not random competing things. They are actually different layers in the AI ecosy