{"cached":true,"ok":true,"raw":{"analysisUTCTimestamp":"2026-03-28T12:03:36.482Z","captchaResult":"CAPTCHA_NOT_NEEDED","id":"https://www.google.com/","kind":"pagespeedonline#result","lighthouseResult":{"audits":{"bootup-time":{"description":"Consider reducing the time spent parsing, compiling, and executing JS. You may find delivering smaller JS payloads helps with this. [Learn how to reduce Javascript execution time](https://developer.chrome.com/docs/lighthouse/performance/bootup-time/).","details":{"headings":[{"key":"url","label":"URL","valueType":"url"},{"granularity":1,"key":"total","label":"Total CPU Time","valueType":"ms"},{"granularity":1,"key":"scripting","label":"Script Evaluation","valueType":"ms"},{"granularity":1,"key":"scriptParseCompile","label":"Script 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execution time"},"cache-insight":{"description":"A long cache lifetime can speed up repeat visits to your page. [Learn more about caching](https://developer.chrome.com/docs/performance/insights/cache).","details":{"debugData":{"type":"debugdata","wastedBytes":0},"headings":[{"key":"url","label":"Request","valueType":"url"},{"displayUnit":"duration","key":"cacheLifetimeMs","label":"Cache TTL","valueType":"ms"},{"displayUnit":"kb","granularity":1,"key":"totalBytes","label":"Transfer Size","valueType":"bytes"}],"items":[],"type":"table"},"id":"cache-insight","metricSavings":{"FCP":0,"LCP":0},"score":1,"scoreDisplayMode":"metricSavings","title":"Use efficient cache lifetimes"},"cls-culprits-insight":{"description":"Layout shifts occur when elements move absent any user interaction. [Investigate the causes of layout shifts](https://developer.chrome.com/docs/performance/insights/cls-culprit), such as elements being added, removed, or their fonts changing as the page loads.","details":{"items":[],"type":"list"},"id":"cls-culprits-insight","metricSavings":{"CLS":0},"score":1,"scoreDisplayMode":"numeric","title":"Layout shift culprits"},"cumulative-layout-shift":{"description":"Cumulative Layout Shift measures the movement of visible elements within the viewport. [Learn more about the Cumulative Layout Shift metric](https://web.dev/articles/cls).","details":{"items":[{"cumulativeLayoutShiftMainFrame":0,"newEngineResult":{"cumulativeLayoutShift":0,"cumulativeLayoutShiftMainFrame":0},"newEngineResultDiffered":false}],"type":"debugdata"},"displayValue":"0","id":"cumulative-layout-shift","numericUnit":"unitless","numericValue":0,"score":1,"scoreDisplayMode":"numeric","title":"Cumulative Layout Shift"},"diagnostics":{"description":"Collection of useful page vitals.","details":{"items":[{"mainDocumentTransferSize":59438,"maxRtt":0.8999999999999999,"maxServerLatency":1,"numFonts":1,"numRequests":45,"numScripts":7,"numStylesheets":2,"numTasks":756,"numTasksOver100ms":1,"numTasksOver10ms":13,"numTasksOver25ms":7,"numTasksOver500ms":0,"numTasksOver50ms":4}]}}}}},"_note":"Response truncated for documentation purposes"}
curl --location --request GET 'https://pr222-testing.zylalabs.com/api/10783/website+data+performance+api/20439/perfomance+information?url=https://google.com' --header 'Authorization: Bearer YOUR_API_KEY'
Após se cadastrar, cada desenvolvedor recebe uma chave de acesso à API pessoal, uma combinação única de letras e dígitos para acessar nosso endpoint de API. Para autenticar com a Desempenho de Dados do Site API basta incluir seu token Bearer no cabeçalho Authorization.
| Cabeçalho | Descrição |
|---|---|
Authorization
|
Obrigatório
Deve ser Bearer access_key. Veja "Sua chave de acesso à API" acima quando você estiver inscrito.
|
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O endpoint de Informações de Desempenho retorna uma auditoria de desempenho abrangente de uma URL especificada, incluindo métricas como tempo de inicialização, uso de CPU, tempo total de execução de JavaScript, eficiência de cache e indicadores de estabilidade de layout como mudança de layout cumulativa (CLS) e primeira pintura com conteúdo (FCP)
Os campos-chave nos dados de resposta incluem tempo de inicialização, tempo total de bloco (TBT), número de scripts e solicitações, tempo de execução do JavaScript, detalhes de cache e métricas de deslocamento de layout Cada campo fornece insights sobre aspectos específicos de desempenho da página da web
Os dados de resposta estão estruturados em um formato JSON com objetos aninhados para métricas e indicadores de desempenho Cada métrica chave está claramente rotulada permitindo que os usuários identifiquem e interpretem facilmente os aspectos de desempenho da URL analisada
O parâmetro principal para o endpoint de Informações de Desempenho é a URL da página da web a ser analisada Os usuários podem personalizar suas solicitações especificando parâmetros adicionais, como métricas desejadas ou limites de desempenho, para adequar a análise às suas necessidades
Os casos de uso típicos incluem otimizar o desempenho do site para uma melhor experiência do usuário identificar gargalos nos tempos de carregamento melhorar o ranqueamento de SEO e garantir estabilidade visual durante os carregamentos de página Desenvolvedores e empresas podem aproveitar esses dados para priorizar melhorias de desempenho
A precisão dos dados é mantida por meio de análise em tempo real e técnicas avançadas de coleta de métricas A API utiliza padrões estabelecidos de medição de desempenho e atualiza continuamente seus algoritmos para refletir as melhores práticas de desempenho na web
Os usuários podem utilizar os dados retornados analisando métricas de desempenho chave para identificar áreas de melhoria Por exemplo um alto tempo total de bloqueio (TBT) pode indicar a necessidade de otimização de scripts enquanto as métricas de deslocamento de layout podem guiar melhorias na estabilidade visual durante o carregamento da página
Padrões de dados padrão incluem métricas consistentes para o tempo de inicialização e execução de JavaScript em páginas da web semelhantes Os usuários podem esperar variações baseadas na complexidade da página com mais scripts normalmente levando a tempos de execução mais longos e potenciais mudanças de layout