Everything

@modelcontextprotocol · github.com/modelcontextprotocol/servers

Reference / test server with prompts, resources, and tools.

Anthropic OfficialDeveloper Toolsstdiolocal no-auth

terminal

$ npx -y @modelcontextprotocol/server-everything

Or add it with the Claude CLI: claude mcp add everything

claude_desktop_config.json

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

Paste under mcpServers in your config, then restart Claude Desktop. For Claude Code, reference this server in your project's CLAUDE.md.

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