A standard way for AI to connect to outside tools and data.
MCP is like giving AI one USB-C port for all its gadgets. No more drawer full of weird chargers.
Agents use it to reach files, databases, and apps more reliably. It means less custom glue code.
Agent
MCP helps an Agent reach outside tools and data more reliably.
Function-calling
MCP gives Function-call a reusable tool connection layer.
API
MCP can wrap an API as a tool the model can call.
Framework
A Framework can use MCP tools inside a full workflow.