Performance•Runs on Request
Page Size Checker
Measure the decoded response-body size of a browser HTTP request, excluding linked assets.
Developer workbench
⌘ / Ctrl + Enter to runConfigure. Run. Inspect.
Requests run only when you click Run. Browser CORS restrictions apply; remote responses are never simulated.
19 input bytes
Output
How to Use Page Size Checker
01
Enter an HTTP or HTTPS URL.
02
Run the request.
03
Inspect decoded body bytes, duration, and headers.
04
Use Website Speed Test for the broader page analysis.
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