Messaging Apps AI visibility trends show how entity AI Index scores have moved across 10 completed public Grok leaderboard snapshots from May 1, 2026 to Aug 22, 2026.
WhatsApp leads the latest Grok snapshot with a 94.3 AI Index and 100% mention rate.
WhatsApp is down 7.5 AI Index points across the visible window, moving from 101.8 to 94.3 on Grok.
The chart currently compares Zalo. 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 Messaging Apps leaderboard and entity pages: the trend view explains historical movement, while ranking pages show the latest cross-entity position, mention rate, and score gap.
Zalo ranking and static AI visibility queries should use the base entity page. This trend page is for Zalo AI visibility trend, ranking history, and movement over time.