longpath MCP Server

by s-curvelabsio.github.S-CurveLabs/longpathv0.1.0

Read-only P6 / MS Project schedule analysis: CPM, float, DCMA 14-point, logic checks, S-curves.

Pythonstdioofficial registry

context tax

queued

security

queued

cold start

queued

freshness

Active16d ago

Install longpath MCP server

claude mcp add longpath -- uvx longpath

{
  "mcpServers": {
    "longpath": {
      "command": "uvx",
      "args": [
        "longpath"
      ]
    }
  }
}

Add to ~/.cursor/mcp.json (global) or .cursor/mcp.json (project).

{
  "mcpServers": {
    "longpath": {
      "command": "uvx",
      "args": [
        "longpath"
      ]
    }
  }
}

Settings → Developer → Edit Config (claude_desktop_config.json), then restart.

{
  "servers": {
    "longpath": {
      "type": "stdio",
      "command": "uvx",
      "args": [
        "longpath"
      ]
    }
  }
}

Add to .vscode/mcp.json in your workspace.

{
  "mcpServers": {
    "longpath": {
      "command": "uvx",
      "args": [
        "longpath"
      ]
    }
  }
}

Add to ~/.codeium/windsurf/mcp_config.json.

Variable	Required	Secret	Description
LONGPATH_CONFIG	—	—	Path to longpath.toml (java_home, mpxj_classpath, max_rows, allow_writes). Optional: .xer and MS Project XML need no config.
LONGPATH_HOME	—	—	Folder searched for longpath.toml when LONGPATH_CONFIG is not set (default: a longpath folder in %LOCALAPPDATA%, or ~/.local/share/longpath).
JAVA_HOME	—	—	A Java 11+ runtime, used only to open .mpp / P6 XML files through MPXJ (install longpath[mpp] for the MPXJ jars).

Active — last maintenance signal 16d ago. The newest of the signals below sets the band.

›How do I install the longpath MCP server in Claude Code?

Run: claude mcp add longpath -- uvx longpath. For Cursor, VS Code, Claude Desktop and Windsurf, use the install tabs above.

›Does longpath require an API key?

No required environment variables are declared in its published metadata.

›Can I use longpath as a remote (hosted) MCP server?

No hosted endpoint is published; it runs locally over stdio.

›Is longpath in the official MCP registry?

Yes, as io.github.S-CurveLabs/longpath.