8 services carry this tag in their source record. Tags come from the provider, not from us — a tag is a claim about what the service does, not proof that it does it well.
Check whether a URL is reachable and what it returns: final status code, full redirect chain, response time, content-type, server header and content length. Use for link validation, uptime checks, canonical URL resolutio...
URL safety check, scam signals. Check a link before an agent opens or pays it: where it really leads (each redirect hop, the final URL), the destination domain's age, registrar and trust flags, HTTPS and security headers...
Batch URL validation for AI agents. Check up to 10 citations, links, websites, or API endpoints in one payment. Returns reachability, exact status, latency, content type, final URL, and safe redirects; partial failures s...
Checks one URL without downloading the page: HTTP status, the full redirect chain hop by hop with the code of each, the final URL, whether it ends on HTTPS, content type and size, and the security headers the server send...
Bulk URL status check: up to 20 URLs in one $0.01 call. For each: up or down, HTTP status, latency, redirect count and final URL, with up/down totals. Dead-link checking and multi-site monitoring at a twentieth of the pe...
Use when an agent is about to give a user links or citations: send up to 10 URLs, and get back the status, redirect chain, final URL, title and hash of each, so a dead, moved or blocked link is caught first. A URL whose...
Signs a timestamped receipt for a file's sha256, proving it existed unchanged then. US$0.002 per call; POST the hash.
Broken link check: extracts the links on a page and HEAD-requests up to 30 of them (external first), reporting status per link and the list of broken (4xx/5xx/unreachable) ones. Content QA without a crawler. $0.01 per pa...