[[["Easy to understand","easyToUnderstand","thumb-up"],["Solved my problem","solvedMyProblem","thumb-up"],["Other","otherUp","thumb-up"]],[["Missing the information I need","missingTheInformationINeed","thumb-down"],["Too complicated / too many steps","tooComplicatedTooManySteps","thumb-down"],["Out of date","outOfDate","thumb-down"],["Samples / code issue","samplesCodeIssue","thumb-down"],["Other","otherDown","thumb-down"]],["Last updated 2025-08-28 UTC."],[[["\u003cp\u003eThis page documents the deprecated PageSpeed Insights API version 4, which will be shut down in May 2019.\u003c/p\u003e\n"],["\u003cp\u003eVersion 5 is the latest and offers both real-world and lab data, and is recommended for use.\u003c/p\u003e\n"],["\u003cp\u003eUsers can explore the API via the APIs Explorer or follow a tutorial to build their first application.\u003c/p\u003e\n"],["\u003cp\u003eDetailed API documentation is available in the Reference section.\u003c/p\u003e\n"]]],["The provided content describes the now-deprecated PageSpeed Insights API version 4. It directs users to the APIs Explorer for immediate interaction without coding, offering a quick way to explore API capabilities. For a guided setup, users can refer to the \"Your First App\" tutorial. For specific details on resources and methods, the documentation directs the users to the \"Reference\" section. The latest version is V5, it uses real-world data and lab data.\n"],null,["# Get Started with the PageSpeed Insights API\n\n| **Deprecated** . This page was written for version 4 of the PageSpeed Insights API, which is deprecated and will be shut down in May 2019. [Version 5](/speed/docs/insights/v5/get-started) is the latest and provides both real-world data from the Chrome User Experience Report and lab data from Lighthouse.\n\nThere are several options for how to start using the PageSpeed Insights API.\n\nThe one-minute experience: APIs Explorer\n----------------------------------------\n\nTo play around and see what the API can do, without writing any code, visit the [APIs Explorer](https://developers.google.com/apis-explorer/#p/pagespeedonline/v4/). Instant gratification!\n\nThe one-hour experience: Your First App\n---------------------------------------\n\nFor a step-by-step tutorial explaining how to get up and running, follow the instructions in [Your First App](/speed/docs/insights/v4/first-app).\n\nReference\n---------\n\nTo look up a particular resource type or method, see the [Reference](/speed/docs/insights/v4/reference)."]]
