Documentation

sandboxes

Browser template

Chromium + CDP for agent browser automation.

{
  "agent_id": "browser",
  "guest_cid": 9101,
  "template_id": "browser",
  "memory_mib": 2048
}

Create responses may include a browser object with CDP HTTP/WS preview URLs under https://api.fystash.ai/p/{vm_id}/….

In-guest CDP typically listens on 127.0.0.1:9222. Use the product preview URL for remote clients.

SDK helpers: TypeScript createBrowser / Python create_browser when available.