UGC Platforms AI visibility trends show how entity AI Index scores have moved across 10 completed public ChatGPT leaderboard snapshots from May 16, 2026 to Aug 12, 2026.
YouTube leads the latest ChatGPT snapshot with a 90 AI Index and 100% mention rate.
YouTube is down 1.9 AI Index points across the visible window, moving from 91.9 to 90 on ChatGPT.
The chart currently compares YouTube, TikTok, Instagram. 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 UGC Platforms leaderboard and entity pages: the trend view explains historical movement, while ranking pages show the latest cross-entity position, mention rate, and score gap.
UGC Platforms AI ranking queries should use the base collection page. This trend page is for UGC Platforms ranking trend, history, and movement over time.