{"uid":"cap_BfWCsiNjKPJzEh7W6xY-R","slug":"tempo-halowerk-com-api-antwort-renderblockierer-pr-fer-bc004fb2","name":"tempo.halowerk.com – API-Antwort Renderblockierer-Prüfer","description":"Prüft am Objekt api-antwort den Befund Zahl renderblockierender Ressourcen.","url":"https://tempo.halowerk.com/v1/pruef/tempo/blockierer/api-antwort","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_g4wsC2PwpkY2Dp-yGeoys","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":"Checks a given public API response URL for the number of render-blocking resources it causes.","exampleAgentPrompt":"Check how many render-blocking resources are present on the API response at https://api.example.com/data and tell me the count so I can optimize the page load.","exampleUseCases":[{"title":"Render blocker audit for public API","prompt":"Can you check how many render-blocking resources show up when loading the API response at https://shop.example.com/api/products? I want to know what's slowing down the initial render."},{"title":"Performance monitoring for staging endpoint","prompt":"Run a render-blocking resource check on https://staging.myapp.io/api/v2/feed — I'm trying to verify our staging API response doesn't introduce any new render blockers before we go live."},{"title":"CI check for render-blocking regressions","prompt":"After our last deploy, check https://myservice.com/api/homepage-data for render-blocking resources. I want to know if the count increased compared to what we expect — we're targeting zero blockers."}],"resultDescription":"Returns an audit result containing the count of render-blocking resources found when loading the specified public URL (API response object). May include details about which resources are blocking rendering.","failureModes":["URL is not publicly accessible — returns error indicating unreachable target","Invalid or malformed URL — validation error on 'ziel' field","CSS selector matches no element — fallback to first match or error","Target returns non-HTML content incompatible with render analysis — audit may return zero or error","Rate limit exceeded — HTTP 429 response","Network timeout reaching target URL — timeout error"],"whenToPreferThis":"Use this endpoint when you specifically need to audit the number of render-blocking resources (blocking JS/CSS) on a URL that serves as an API response object. Prefer it over general page-speed tools when you need a programmatic, per-call count of render blockers that can be embedded in automated CI/CD pipelines or monitoring workflows. It is distinct from sibling endpoints that check other objects (video, image, iframe, script, font) or other metrics (TTFB, TLS handshake time, FCP).","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T06:53:04.278Z","isFirstParty":false}