FastMCP FAQs

Question 1

What is Model Context Protocol (MCP)?

Accepted Answer

Model Context Protocol (MCP) is a protocol that allows AI clients (LLMs) to use tools to interact with servers. FastMCP simplifies the server-side implementation of this protocol.

Question 2

What is FastMCP?

Accepted Answer

FastMCP is a TypeScript framework designed to streamline the creation of Model Context Protocol (MCP) servers. It provides a structure for handling client sessions and defining tools that AI agents can use.

Question 3

Does FastMCP support different validation libraries?

Accepted Answer

Yes, FastMCP uses Standard Schema specification allowing you to use your preferred schema validation library (like Zod, ArkType, or Valibot) as long as it implements the spec.

Question 4

What are the key features of FastMCP?

Accepted Answer

Key features include simple tool definition using standard schema, authentication and session management, Server-Sent Events (SSE) support for real-time updates, logging and error handling mechanisms, an automated SSE pings, and a CLI for testing and debugging.

Question 5

How do I install FastMCP?

Accepted Answer

You can install FastMCP using npm with the command: `npm install fastmcp`.

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