OG Validator x402 REST
Paid Open Graph + Twitter Card spec validator — required OG detection (og:title/type/image/url), recommended (description/site_name/locale/image:width/image:height/image:alt), og:type enum validation (website/article/boo...
75 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.
Paid Open Graph + Twitter Card spec validator — required OG detection (og:title/type/image/url), recommended (description/site_name/locale/image:width/image:height/image:alt), og:type enum validation (website/article/boo...
Paid Subresource Integrity (SRI) audit — per-external script+stylesheet integrity/crossorigin/referrerpolicy capture, CDN host breakdown, top untrusted-CDN list, missing-SRI risk scoring, sri_score 0-100 A-F grade via x4...
Paid script-inventory extractor (x402 $0.001) - GET ?url=<URL> enumerates every <script src> with integrity/crossorigin/type attributes and reports same-origin vs third-party breakdown. via x402