UGC Platforms AI visibility trends show how entity AI Index scores have moved across 10 completed public Qwen leaderboard snapshots from Mar 26, 2026 to Apr 29, 2026.
TikTok leads the latest Qwen snapshot with a 82.9 AI Index and 71.4% mention rate.
TikTok is down 13.3 AI Index points across the visible window, moving from 96.1 to 82.9 on Qwen.
The chart currently compares Substack. 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.
Substack ranking and static AI visibility queries should use the base entity page. This trend page is for Substack AI visibility trend, ranking history, and movement over time.