WBX Sandbox for VS Code

cz.wbx/sandbox

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

client:VS Code transport:streamable-http

Install WBX Sandbox in VS Code

.vscode/mcp.json

{
  "servers": {
    "sandbox": {
      "type": "http",
      "url": "https://sandbox.wbx.cz/mcp"
    }
  }
}

Requires agent mode. MCP: Open User Configuration puts the same block in every workspace. VS Code docs