MCP 101: A Simple Beginner’s Guide - MCP vs. API vs. CLI in AI.

Get AI-Ready with Kyle's 5-Day Challenge: https://aiwithkyle.com/join

Subscribe and turn on notifications: https://www.youtube.com/channel/UChlLglbHDASnoGkbjDeHnQg

API, MCP, CLI and computer use are four ways AI systems can connect to software.

This video explains what each one is, how they differ, when each route makes sense, and how tools such as Codex and Claude Code can set up those connections for you.

----- Time Stamps -----

0:00 MCP, API, CLI and Computer Use

1:49 Four Ways AI Connects to Software

2:42 What Is an API?

4:52 What Is MCP?

7:45 What Is a CLI?

8:36 What Is Computer Use?

9:50 API vs MCP vs CLI vs Computer Use

10:33 Let AI Set Up the Connection

12:52 Security and Permissions

13:25 Which One Should You Use?

----- Useful Resources -----

AWS - What is an API?

https://aws.amazon.com/what-is/api/

MCP is just a fancy API

https://read.theaimerge.com/p/mcp-is-just-a-fancy-api

CLI vs. MCP vs. API for Agents

https://www.mindstudio.ai/blog/cli-vs-mcp-vs-api-ai-agents