Prismix
Anthropic Official Dev tools

Everything

Demonstration server exercising every MCP primitive — tools, resources, prompts, sampling.

89,547 stars 11,443 forks Last commit 4d ago Language TypeScript License MIT
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Install

npm install -g @modelcontextprotocol/server-everything

Maintain this server? Add the badge

Show your README readers it's in a curated directory — and give them a one-click path to install docs and config.

Listed on Prismix ← links back here

Markdown

[![Listed on Prismix](https://prismix.dev/api/badge/mcp/anthropic-everything.svg)](https://prismix.dev/mcp/anthropic-everything)
Theme-aware version (auto dark/light on GitHub) →
<a href="https://prismix.dev/mcp/anthropic-everything"><picture><source media="(prefers-color-scheme: dark)" srcset="https://prismix.dev/api/badge/mcp/anthropic-everything.svg?theme=dark"><img alt="Listed on Prismix" src="https://prismix.dev/api/badge/mcp/anthropic-everything.svg"></picture></a>

Claude Desktop / Cursor config

Drop into your claude_desktop_config.json or Cursor MCP settings. Replace the ${…} placeholders with your own values. 

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

About

Reference server that touches every part of the protocol — tools, resources, prompts, sampling — designed for testing MCP-client implementations. Install when you're building your own client and need a known-good counterpart.

Tags #reference #testing #demo #official

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