MCP Servers Worth Running: The Official Set, Tested
I installed the official reference MCP servers and listed what each actually exposes. Which earn a slot (filesystem, git, fetch, memory, time) and which do not.…
MCP
5 posts
Build Your First MCP Server in Python (and the Security Section Everyone Skips)
A one-file MCP server in Python with uv and FastMCP, verified on SDK 1.27.2 with real output, plus the path-scoping security section other tutorials skip.…
MCP vs Function Calling: When Each One Wins
They are not rivals. The one difference that matters, a 30-second decision rubric, and three worked examples for choosing between them.…
What Is an MCP Server? Explained as Simply as Possible
Client, server, protocol: the three words everyone mixes up, pulled apart. MCP primitives, transports, and how a session works, in plain English.…
Run Your First MCP Server: Filesystem, Step by Step
Run the official filesystem MCP server and drive it by hand with JSON-RPC. See initialize, tools/list, and tools/call on the wire.…