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tempo.halowerk.com – Render-Blocking Resources Check (Document)
x402
tempo.halowerk.com – Render-Blocking Resources Check (Document) is a paid API for AI agents from tempo.halowerk.com, paid per call via x402, $0.001/call, status unknown (last checked 2026-09-14).
Checks a web document (HTML page) for the number of render-blocking resources it loads, such as blocking scripts or stylesheets.
Price / call$0.001
Success—
StatusUnknown
How this service works
Prüft am Objekt dokument den Befund Zahl renderblockierender Ressourcen.
Output
Returns a structured audit finding (Befund) for the target document, reporting the count of render-blocking resources detected on the page — such as blocking JavaScript or CSS files that delay the first paint of the document.
Example use cases
Pre-launch page speed audit
“Before we go live with the new landing page at https://staging.myshop.com, can you check how many render-blocking resources it has so we can fix any issues?”
SEO performance investigation
“Our blog at https://blog.mycompany.com is scoring poorly on Core Web Vitals — can you find out how many render-blocking resources are on the document so we know what to fix first?”
Monitoring competitor page performance
“Can you check how many render-blocking resources https://www.competitorsite.com has on their homepage document?”
Technical details
Endpoint
POSThttps://tempo.halowerk.com/v1/pruef/tempo/blockierer/dokumentWhen to prefer
Use this endpoint when you need to programmatically audit a specific HTML document for the count of render-blocking resources as part of a web performance, SEO, or Core Web Vitals workflow. It is purpose-built for document-level render-blocking analysis, as opposed to sibling endpoints that check iframes, scripts, images, or fonts separately.
Side effects
- URL is not publicly accessible or returns a non-2xx HTTP status
- Malformed or unreachable target address provided in 'ziel'
- CSS selector provided matches no element or multiple elements (first match used)
- Timeout fetching or rendering the target document
- URL exceeds 2048 character limit
Input
Schema · Request body
| Field | Type | Description |
|---|---|---|
| ziel | — |
Tags
x402
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