WBX Sandbox for Cursor

cz.wbx/sandbox

Firecracker microVM sandboxes for AI agents: run code, jobs and batches with per-job cost caps.

client:Cursor transport:streamable-http

Install WBX Sandbox in Cursor

~/.cursor/mcp.json · windows: %USERPROFILE%\.cursor\mcp.json

{
  "mcpServers": {
    "sandbox": {
      "url": "https://sandbox.wbx.cz/mcp"
    }
  }
}

Use .cursor/mcp.json in a project root instead to scope it to that project. Cursor merges both. Cursor docs