MCP-Server Offiziell

Everything MCP Server

Reference test MCP server that exercises prompts, resources, tools and sampling, for people building MCP clients.

Autor: Model Context Protocol
Funktioniert mit: Any MCP client
Lizenz: MIT
Dokumentiert: Oct 2, 2026

Was Everything MCP Server ist

Attempts to exercise all features of the MCP protocol. The README says it is not intended to be useful, but a test server for client builders.

Was es kann

Wo Everything MCP Server läuft und was es ergänzt, laut Dokumentation

Expose test tools, prompts and resources
Demonstrate sampling and other protocol features
Run over stdio, SSE or Streamable HTTP

Wann Sie es einsetzen sollten

Gut geeignet

Testing an MCP client implementation
Learning what MCP features look like on the wire

Nicht geeignet für

Real work: README says it is not a useful server
Production use of any kind

So installieren Sie Everything MCP Server

Sie benötigen: Node.js (npx)

Make sure Node.js is available
Add the npx command to your MCP client config
Optionally pick a transport: stdio, sse or streamableHttp
Restart the client and inspect the exposed features

Konfigurationsbeispiel (aus der offiziellen Dokumentation)

{
  "mcpServers": {
    "everything": {
      "command": "npx",
      "args": [
        "-y",
        "@modelcontextprotocol/server-everything"
      ]
    }
  }
}

Berechtigungen und Sicherheit

Worauf es zugreifen kann

Test server; specific permissions not described in the README

Sicherheitshinweise der Maintainer

The root README says these are reference implementations meant as educational examples, not production-ready solutions.
SSE transport is marked deprecated in the README

Prüfen Sie den Quellcode, bevor Sie einem Agenten Zugriff auf Zugangsdaten oder Produktivsysteme geben. Wir dokumentieren die Angaben der Maintainer; Code prüfen wir nicht.

Einschränkungen

Not intended to be useful beyond testing
Full feature list is in docs/features.md, not the README

Häufig gestellte Fragen

What is the Everything MCP server for?

Testing MCP clients; it exercises prompts, resources, tools and sampling. Quelle

Should I use Everything MCP in production?

No, the README says it is a test server, not intended to be useful. Quelle

Which transports does Everything MCP support?

stdio, SSE (deprecated) and Streamable HTTP. Quelle

Quellen und Lücken

https://raw.githubusercontent.com/modelcontextprotocol/servers/main/src/everything/README.md readme, geprüft Oct 2, 2026
https://raw.githubusercontent.com/modelcontextprotocol/servers/main/README.md readme, geprüft Oct 2, 2026

Von den Maintainern nicht angegeben: Hosts other than generic MCP clients are not individually named as supported for Claude Code/Cursor/Windsurf/Codex in this README; last_release date not visible in the checked README.