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everything vs mcp-jest

Side-by-side comparison to help you pick between these two MCP servers.

everything
by modelcontextprotocol
mcp-jest
by ReallyArtificial
Stars★ 85,748★ 16
30d uses
Score7741
Official
Categories
Developer ToolsAI / LLM ToolsOther
Developer ToolsAI / LLM Toolstesting
LanguageTypeScriptTypeScript
Last committhis month4 mo ago

everything · Summary

Official MCP test server exercising all protocol features for client builders.

mcp-jest · Summary

A testing framework for MCP servers, providing Jest-like syntax for automated testing, protocol validation, and CI/CD integration.

everything · Use cases

  • Testing MCP client implementations against all protocol features
  • Learning MCP protocol capabilities through a reference server
  • Validating client compatibility with different transport methods

mcp-jest · Use cases

  • Testing MCP servers before deployment to catch potential issues
  • Validating protocol compliance of MCP implementations
  • Integrating automated testing into CI/CD pipelines for MCP servers

everything · Install

NPX (recommended)

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

On Windows, use cmd /c:

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

Docker

{
  "mcpServers": {
    "everything": {
      "command": "docker",
      "args": ["run", "-i", "--rm", "mcp/everything"]
    }
  }
}

Global install

npm install -g @modelcontextprotocol/server-everything@latest
npx @modelcontextprotocol/server-everything

mcp-jest · Install

npm install mcp-jest        # As dependency
npm install -g mcp-jest     # Or globally for CLI

Using in a JavaScript/TypeScript project:

import { mcpTest } from 'mcp-jest';

const results = await mcpTest(
  { command: 'node', args: ['./server.js'] },
  { tools: ['search', 'email'] }
);

To use with Claude Desktop, add the following to your claude_desktop_config.json:

{
  "mcpServers": {
    "mcp-jest": {
      "command": "npx",
      "args": ["mcp-jest", "node", "/path/to/your/server.js"]
    }
  }
}
Comparison generated from public README + GitHub signals. Last updated automatically.