code-runner

local MCP server

Installation

Terminal

claude mcp add code-runner -- npx -y mcp-server-code-runner

Run in your project folder. Add --scope user to use it everywhere.

Add to claude_desktop_config.json or .cursor/mcp.json.

{
  "mcpServers": {
    "code-runner": {
      "command": "npx",
      "args": [
        "-y",
        "mcp-server-code-runner"
      ]
    }
  }
}

Code Runner MCP Server which can run code in various programming languages.

code-runner is a local MCP server distributed as the npm package mcp-server-code-runner.

Run: claude mcp add code-runner -- npx -y mcp-server-code-runner

Run: codex mcp add code-runner -- npx -y mcp-server-code-runner

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