{
"id": "webpagetest",
"category": "external-page-load",
"primary_use": "Submit page-load tests to WebPageTest for independent synthetic waterfall and performance diagnostics.",
"source_url": "https://docs.webpagetest.org/",
"default_command": "WEBPAGETEST_API_KEY=... python benchmarks/webpagetest/run.py --url https://example.com --run",
"setup_command": "",
"outputs": ".benchmark-data/browser-speed/results/webpagetest/"
}