{"uid":"cap_9KVVdjhCBIFLluhEVLI9N","slug":"tempo-halowerk-redirect-time-to-first-render-weiterleitung-renderstart-bd474071","name":"Tempo Halowerk – Redirect Time to First Render (Weiterleitung/Renderstart)","description":"Prüft am Objekt weiterleitung den Befund Zeit bis zum sichtbaren Renderstart.","url":"https://tempo.halowerk.com/v1/pruef/tempo/renderstart/weiterleitung","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"ziel":{"oneOf":[{"type":"string","maxLength":2048,"minLength":1,"description":"Öffentliche HTTP(S)-Adresse; bei DNS-Befunden Domain oder öffentliche IP."},{"type":"object","required":["adresse"],"properties":{"adresse":{"type":"string","maxLength":2048,"minLength":1},"selektor":{"type":"string","maxLength":240,"minLength":1,"description":"CSS-Selektor: genau ein Objekt, sonst erster Treffer des Objektfilters."},"vergleich":{"type":"string","maxLength":2048,"description":"Öffentliche Vergleichsadresse für Link-, Sitemap- oder Sprachbefunde."},"user_agent":{"type":"string","pattern":"^[A-Za-z0-9_-]{1,80}$"},"dkim_selektor":{"type":"string","pattern":"^[A-Za-z0-9_-]{1,63}$"}},"additionalProperties":false}]}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.001","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"probe","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.001/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_llcn1Ii3Rb_JUrCdsxIml","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.001","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Measures the time to first visible render (renderstart) for a redirect/forwarding target URL.","exampleAgentPrompt":"Check how long it takes for https://example.com/old-path to show its first visible render after the redirect — I want the renderstart time for that forwarding URL.","exampleUseCases":[{"title":"Audit redirect landing page speed","prompt":"Can you measure the time to first visible render for https://shop.mystore.com/sale when it redirects to the product listing page? I need to know the renderstart time."},{"title":"Monitor render performance after URL migration","prompt":"We recently moved our blog from blog.company.com to company.com/blog using a redirect — can you check how long the renderstart takes for the redirect at https://blog.company.com?"},{"title":"Compare render speed across redirect chains","prompt":"Check the time to first visible content for https://go.myapp.com/promo which is a redirect — I want to see if the renderstart is under 1 second."}],"resultDescription":"Returns a measurement of the time elapsed until the first visible render (renderstart) when accessing the given URL that involves a redirect or forwarding step, expressed as a duration metric.","failureModes":["Target URL is unreachable or returns a non-2xx/3xx status, causing measurement failure","URL does not actually perform a redirect, making the redirect-specific metric inapplicable","Target page has rendering blocked by JavaScript or heavy resources, skewing results","Invalid CSS selector provided in the input object causes selector resolution failure","URL exceeds maxLength of 2048 characters, rejected at validation","Private/internal IP addresses or localhost URLs rejected as non-public"],"whenToPreferThis":"Use this endpoint specifically when you need to measure the time-to-first-render (renderstart) for a URL that involves a redirect or forwarding step, as opposed to general page load time, TTFB, DNS resolution, or TLS handshake metrics. Prefer this over generic web performance tools when you need granular, single-metric redirect render timing via a pay-per-call API.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-16T13:01:45.485Z","isFirstParty":false}