Gretl MCP MCP Server

Name: Gretl MCP MCP Server
Author: io.github.OndrejLapes

io.github.OndrejLapes/gretl-mcp

Repository Registry

What is the Gretl MCP MCP server?

Run Hansl/Gretl econometrics workflows via MCP with GUI launch and artifacts.

How to install Gretl MCP

Copy-paste configuration for popular MCP clients.

transport: stdio

Config generated by PluginBench — verify against the source before use.

Environment / auth

GRETL_CLI
Optional explicit path to gretlcli or gretlcli.exe.
GRETL_GUI
Optional explicit path to the visible Gretl GUI executable.
GRETLMCP_WORKSPACE_DIR
Optional parent directory for Gretl run workspaces and generated artifacts.
GRETLMCP_OPEN_GUI
Set to false to prevent script-running tools from opening visible Gretl GUI windows by default.

Claude Desktop

~/Library/Application Support/Claude/claude_desktop_config.json

{
  "mcpServers": {
    "gretl-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "gretl-mcp"
      ],
      "env": {
        "GRETL_CLI": "<YOUR_GRETL_CLI>",
        "GRETL_GUI": "<YOUR_GRETL_GUI>",
        "GRETLMCP_WORKSPACE_DIR": "<YOUR_GRETLMCP_WORKSPACE_DIR>",
        "GRETLMCP_OPEN_GUI": "<YOUR_GRETLMCP_OPEN_GUI>"
      }
    }
  }
}

Cursor

~/.cursor/mcp.json

{
  "mcpServers": {
    "gretl-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "gretl-mcp"
      ],
      "env": {
        "GRETL_CLI": "<YOUR_GRETL_CLI>",
        "GRETL_GUI": "<YOUR_GRETL_GUI>",
        "GRETLMCP_WORKSPACE_DIR": "<YOUR_GRETLMCP_WORKSPACE_DIR>",
        "GRETLMCP_OPEN_GUI": "<YOUR_GRETLMCP_OPEN_GUI>"
      }
    }
  }
}

Windsurf

~/.codeium/windsurf/mcp_config.json

{
  "mcpServers": {
    "gretl-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "gretl-mcp"
      ],
      "env": {
        "GRETL_CLI": "<YOUR_GRETL_CLI>",
        "GRETL_GUI": "<YOUR_GRETL_GUI>",
        "GRETLMCP_WORKSPACE_DIR": "<YOUR_GRETLMCP_WORKSPACE_DIR>",
        "GRETLMCP_OPEN_GUI": "<YOUR_GRETLMCP_OPEN_GUI>"
      }
    }
  }
}

VS Code

.vscode/mcp.json

{
  "servers": {
    "gretl-mcp": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "gretl-mcp"
      ],
      "env": {
        "GRETL_CLI": "<YOUR_GRETL_CLI>",
        "GRETL_GUI": "<YOUR_GRETL_GUI>",
        "GRETLMCP_WORKSPACE_DIR": "<YOUR_GRETLMCP_WORKSPACE_DIR>",
        "GRETLMCP_OPEN_GUI": "<YOUR_GRETLMCP_OPEN_GUI>"
      }
    }
  }
}

Claude Code

claude mcp add gretl-mcp --env GRETL_CLI=<YOUR_GRETL_CLI> --env GRETL_GUI=<YOUR_GRETL_GUI> --env GRETLMCP_WORKSPACE_DIR=<YOUR_GRETLMCP_WORKSPACE_DIR> --env GRETLMCP_OPEN_GUI=<YOUR_GRETLMCP_OPEN_GUI> -- npx -y gretl-mcp