Mu
Mu is an MCP server that adds productivity tools to AI assistants such as Claude Code, Cursor and VS Code. News, web search, mail, markets, weather, places, files, calendar, contacts. It has 436 GitHub stars, is released under the AGPL-3.0 license and runs as a remote server at https://micro.mu/mcp.
- Official
- Productivity
- AGPL-3.0
- Actively maintained
Install Mu
Generated from the server's MCP registry entry. Replace your-value with your own values.
Claude Desktop
Settings > Connectors > Add custom connector
URL: https://micro.mu/mcpRemote servers are added as a custom connector, not in claude_desktop_config.json.
Claude Code
claude mcp add --transport http mu "https://micro.mu/mcp"Cursor
{
"mcpServers": {
"mu": {
"url": "https://micro.mu/mcp"
}
}
}VS Code
{
"servers": {
"mu": {
"type": "http",
"url": "https://micro.mu/mcp"
}
}
}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 Mu
Micro is the default agent. Agents have instructions and a set of tools. Services provide those tools: mail, files, calendar, search, weather, notes, shell, and more. You ask for an outcome; the agent chooses the tools.
- micro
- agent
- assistant
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What is Mu?
Mu is an MCP server that adds productivity tools to AI assistants such as Claude Code, Cursor and VS Code. News, web search, mail, markets, weather, places, files, calendar, contacts. It has 436 GitHub stars, is released under the AGPL-3.0 license and runs as a remote server at https://micro.mu/mcp. The source code is at github.com/micro/mu.
How do I install the Mu MCP server?
It is a remote MCP server at https://micro.mu/mcp. Add it with claude mcp add --transport http in Claude Code, as a url entry in .cursor/mcp.json or .vscode/mcp.json, or as a custom connector in the Claude apps.
Is Mu free?
The server is open source under the AGPL-3.0 license, so running it is free. It does not declare any required API key.
Is Mu actively maintained?
The most recent commit was on Oct 6, 2026. The latest release is v2.13.0, published Oct 5, 2026. appsgit only lists MCP servers with a commit in the last six months and re-checks every server daily.