Google PageSpeed

Google PageSpeed Insights provides APIs for analyzing the performance of web pages on both mobile and desktop devices, returning performance scores, Core Web Vitals metrics, and actionable optimization recommendations powered by Lighthouse.

1 APIs 0 Features

Core Web VitalsGoogleLighthousePage SpeedSEOWeb Performance

APIs

PageSpeed Insights API

The PageSpeed Insights API analyzes the content of a web page and generates suggestions to make it faster. It runs Lighthouse audits on the given URL and returns performance sco...

Semantic Vocabularies

Google Pagespeed Context

0 classes · 3 properties

JSON-LD

Resources

👥

GitHubOrganization

Sources

aid: google-pagespeed
name: Google PageSpeed
description: >-
  Google PageSpeed Insights provides APIs for analyzing the performance of web pages on both mobile and desktop devices,
  returning performance scores, Core Web Vitals metrics, and actionable optimization recommendations powered by
  Lighthouse.
image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/apis-json-logo.jpg
url: https://raw.githubusercontent.com/api-evangelist/google-pagespeed/refs/heads/main/apis.yml
created: '2026-03-13'
modified: '2026-05-19'
specificationVersion: '0.19'
type: Index
tags:
  - Core Web Vitals
  - Google
  - Lighthouse
  - Page Speed
  - SEO
  - Web Performance
apis:
  - name: PageSpeed Insights API
    description: >-
      The PageSpeed Insights API analyzes the content of a web page and generates suggestions to make it faster. It runs
      Lighthouse audits on the given URL and returns performance scores, Core Web Vitals metrics (Largest Contentful
      Paint, First Input Delay, Cumulative Layout Shift), field data from the Chrome User Experience Report, and
      detailed lab data with optimization opportunities and diagnostics.
    image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/apis-json-logo.jpg
    humanURL: https://developers.google.com/speed/docs/insights/v5/get-started
    baseURL: https://www.googleapis.com/pagespeedonline/v5
    tags:
      - Audits
      - Core Web Vitals
      - Lighthouse
      - Performance
    properties:
      - type: Documentation
        url: https://developers.google.com/speed/docs/insights/v5/reference
      - type: OpenAPI
        url: openapi/pagespeed-insights-openapi.yml
      - type: Authentication
        url: https://developers.google.com/speed/docs/insights/v5/get-started#APIKey
      - type: GettingStarted
        url: https://developers.google.com/speed/docs/insights/v5/get-started
      - type: JSONSchema
        url: json-schema/google-pagespeed-result-schema.json
common:
  - type: GitHubOrganization
    url: https://github.com/pagespeed
  - type: Portal
    url: https://pagespeed.web.dev/
  - type: GettingStarted
    url: https://developers.google.com/speed/docs/insights/v5/get-started
  - type: Documentation
    url: https://developers.google.com/speed/docs/insights
  - type: Authentication
    url: https://developers.google.com/speed/docs/insights/v5/get-started#APIKey
  - type: TermsOfService
    url: https://developers.google.com/terms
  - type: PrivacyPolicy
    url: https://policies.google.com/privacy
  - type: StatusPage
    url: https://status.cloud.google.com/
  - type: Support
    url: https://support.google.com/webmasters
  - type: Console
    url: https://console.cloud.google.com/apis/library/pagespeedonline.googleapis.com
  - type: JSONLD
    url: json-ld/google-pagespeed-context.jsonld
maintainers:
  - FN: Kin Lane
    email: kin@apievangelist.com