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Mex

Mex is an MCP server that adds developer tools to AI assistants such as Claude Desktop, Claude Code and Cursor. Team memory for engineers and their AI agents. It has 1,779 GitHub stars, is released under the MIT license and runs locally with npx -y mex-agent.

github.com/mex-memory/mex (opens in a new tab)

Data as of from the GitHub API; description from the project's repository. Report an error

View on GitHub (opens in a new tab)

Install Mex

Generated from the server's published package. Replace your-value with your own values.

Claude Desktop

claude_desktop_config.json
{
  "mcpServers": {
    "mex": {
      "command": "npx",
      "args": [
        "-y",
        "mex-agent"
      ]
    }
  }
}

Settings > Developer > Edit Config. macOS: ~/Library/Application Support/Claude/, Windows: %APPDATA%\Claude\. Restart Claude Desktop afterwards.

Claude Code

claude mcp add --transport stdio mex -- npx -y mex-agent

Cursor

.cursor/mcp.json
{
  "mcpServers": {
    "mex": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "mex-agent"
      ]
    }
  }
}

Project file; use ~/.cursor/mcp.json to enable it in every project.

VS Code

.vscode/mcp.json
{
  "servers": {
    "mex": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "mex-agent"
      ]
    }
  }
}

Config formats checked against the official docs on Oct 7, 2026: modelcontextprotocol.io (opens in a new tab), code.claude.com (opens in a new tab), cursor.com (opens in a new tab), code.visualstudio.com (opens in a new tab).

About Mex

Shared project memory for engineers and their coding agents. Setup includes the official Inbox and Relay skills for your selected Claude Code or Codex integration. Standalone skill installation is an alternative for existing MEX projects.

  • claude-code
  • claude-code-skills
  • cli-tool
  • context-management
  • cursor
  • developer-tools
  • documentation
  • llm
  • codex
  • memory-management

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FAQ

Mex FAQ

Still curious? Email info@appsgit.com.

How do I install the Mex MCP server?

Add the command npx -y mex-agent to your MCP client: put it in claude_desktop_config.json for Claude Desktop, run claude mcp add for Claude Code, or add it to .cursor/mcp.json (Cursor) or .vscode/mcp.json (VS Code). The snippets on this page are ready to paste.

Is Mex free?

The server is open source under the MIT license, so running it is free. It does not declare any required API key.

Is Mex actively maintained?

The most recent commit was on Oct 26, 2026. The latest release is v0.8.4, published Oct 14, 2026. appsgit only lists MCP servers with a commit in the last six months.