AI Agents · LLM Tooling · Security What Is MCP: Model Context Protocol & What Does an MCP Server Do? Updated: Aug 30, 2025 Read time: 9–11 mins Keywords: MCP, MCP server, AI agents Table of Contents What is the Model Context Protocol (MCP)? What is an MCP server? MCP vs RAG vs function calling Architecture & core concepts Practical use cases Quickstart: build a basic MCP server Security risks & defenses...






