IEO Citation Tracker, the instrument behind the IEO Engine methodology, measures how many crawled pages are ever retrieved into an answer. Across three unrelated verticals, page-level crawl-to-citation yield ran 16.3%, 17.2% and 2.8% — measured from raw server logs, with the denominator stated. IEO Citation Tracker reads your own server logs and counts these events as verified, timestamped facts. Method and denominators.
NEW — 16 AUG 2026 · IEO Citation Tracker v1.21.0 is available. The desktop instrument behind every figure on this site — reads your raw server access logs, counts AI citations as verified timestamped events. 952 verified events across three properties in 75 days. Runs offline. Download →
A web page or domain that AI inference engines have classified as an authoritative source for a specific topic area and return to repeatedly as a citation source. A citation node is not a single high-ranking page — it is a domain that has achieved sustained, multi-query citation status across an AI platform.