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 1,756 GitHub stars, is released under the MIT license and runs locally with npx -y mex-agent.
- Developer tools
- MIT
- Actively maintained
Install Mex
Generated from the server's published package. Replace your-value with your own values.
Claude Desktop
{
"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-agentCursor
{
"mcpServers": {
"mex": {
"type": "stdio",
"command": "npx",
"args": [
"-y",
"mex-agent"
]
}
}
}Project file; use ~/.cursor/mcp.json to enable it in every project.
VS Code
{
"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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OfficialDeveloper toolsGo
What is 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 1,756 GitHub stars, is released under the MIT license and runs locally with npx -y mex-agent. The source code is at github.com/mex-memory/mex.
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 5, 2026. The latest release is v0.8.3, published Sep 27, 2026. appsgit only lists MCP servers with a commit in the last six months and re-checks every server daily.