AI Search Engines AI visibility trends show how entity AI Index scores have moved across 6 completed public ChatGPT leaderboard snapshots from Apr 22, 2026 to Jun 27, 2026.
Perplexity leads the latest ChatGPT snapshot with a 94.2 AI Index and 95% mention rate.
Perplexity is up 3.2 AI Index points across the visible window, moving from 91 to 94.2 on ChatGPT.
The chart currently compares Perplexity. 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 AI 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.
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