Public experiments in AI SEO / GEO — testing what makes web content get cited by AI answer engines.https://hzsignal.com/https://hzsignal.com/blog/hello-hz-signal/https://hzsignal.com/blog/hello-hz-signal/Introducing HZ — a site for testing what actually makes content get cited by AI engines, with the data shared openly.Sat, 20 Jun 2026 00:00:00 GMThttps://hzsignal.com/blog/how-ai-engines-source-and-cite-content/https://hzsignal.com/blog/how-ai-engines-source-and-cite-content/ChatGPT reads from Bing, Claude from Brave, Perplexity from its own crawler, Google from Google. Where the major AI answer engines get their sources in 2026 — with a confidence rating on every claim.Sat, 20 Jun 2026 00:00:00 GMT