by Amit Shekhar · 28 July 2026
What is MCP (Model Context Protocol)?
MCP (Model Context Protocol). We will also see the problem it solves, the pieces it is made of, how a request travels from the AI model all the way to a tool and back, and what we must be careful about while using it.
Read on Outcome School ↗then come back to lock it in
Before you read, guessHow did application-system connectivity work prior to MCP?
Ten seconds, a guess, then read — a wrong guess still makes the answer stick.
What this article covers
- The problem before MCP
- What is MCP?
- MCP = Model + Context + Protocol
- The USB-C analogy
- How it is different from a normal API
- The three parts of MCP
- How it all works step by step
- How the connection happens
- A real example
- Importance of MCP
- Things we must be careful about
- Summary
The article lives on outcomeschool.com. Read it there, then come back: the tutor in the margin has read it and will answer questions, and the questions below check what stayed.