Search Engines AI visibility trends show how entity AI Index scores have moved across 2 completed public ChatGPT leaderboard snapshots from Aug 22, 2026 to Apr 29, 2026.
Google Search leads the latest ChatGPT snapshot with a 96.3 AI Index and 96% mention rate.
Google Search is down 1.7 AI Index points across the visible window, moving from 97.9 to 96.3 on ChatGPT.
The chart currently compares Google Search, Microsoft Bing, Kagi. Use the entity filters to separate durable visibility trends from one-off ranking movement in a single AI engine.
Read this trend alongside the main Search Engines leaderboard and entity pages: the trend view explains historical movement, while ranking pages show the latest cross-entity position, mention rate, and score gap.
Search Engines AI ranking queries should use the base collection page. This trend page is for Search Engines ranking trend, history, and movement over time.