browser_network_errors
Get all failed network requests (4xx, 5xx, timeouts) from the session.
Parameters
| Parameter | Type | Required | Description |
|---|---|---|---|
sessionId | string | Yes | Session ID from browser_navigate |
Example
Show me any failed network requests on this pageResponse
Returns all failed requests with:
- Status code (404, 500, etc.)
- URL of the failed request
- Error type (timeout, DNS failure, etc.)
Notes
- Captures 4xx and 5xx responses, connection failures, and timeouts
- Useful for finding broken images, missing API endpoints, and CORS issues
- Requests are tracked from the moment the session starts