Blog
Guides and data about MCP servers: setting them up, checking them before you connect, and what the directory’s listings show.
Follow new posts in any feed reader with the Atom feed. We draft posts with AI from the sources each one cites and check them against those sources before publishing. Numbers about the directory come from mcp.tc’s own database.
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The State of Public MCP Servers in 2026: What 500+ Listings Tell Us
Real numbers from 536 public MCP servers on mcp.tc: auth types, remote vs local, transports, protocol versions, categories and tool annotations.
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Is This MCP Server Safe? How to Check Before You Connect
A practical MCP server security check: tool poisoning, prompt injection, scopes, read-only hints, vendor verification, npm supply chain, and a checklist.
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Remote vs Local MCP Servers: OAuth, API Keys and stdio
When to run an MCP server locally over stdio and when to use a remote one with OAuth or an API key: security, privacy, performance and enterprise tradeoffs.
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How to Add an MCP Server to Claude, Cursor and VS Code
How to add an MCP server to Claude Code, Claude Desktop, claude.ai, Cursor and VS Code: exact commands, remote vs local, OAuth sign-in and common errors.
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What Is MCP? The Model Context Protocol Explained (2026)
MCP in plain English: clients, servers, tools, transports, OAuth, the stateless 2026-07-28 spec, registries and server cards. With a glossary and FAQ.