Grok quietly rolled out what it's calling 'new ways to Grok your timeline' — a set of AI-powered features that change how users can read, filter, and understand their X feeds. The announcement is brief, but the underlying update appears to be more substantial than the single tweet suggests.

The centerpiece of the update is Custom Timelines, a new feature rolling out to X Premium subscribers. Rather than relying solely on X's algorithmic feed, Custom Timelines let users define specific topics, accounts, or themes — and Grok will curate a dedicated feed around those parameters. Think of it as a smarter version of Lists, with AI doing the organizational heavy lifting instead of you manually adding accounts one by one.
For Tesla owners who use X to track software updates, recall notices, or Supercharger news, this could be genuinely useful. A well-configured Custom Timeline could surface relevant posts faster than scrolling through a general feed or waiting for the algorithm to surface them.
The broader context here is xAI's continued push to make Grok a native layer on top of X rather than just a standalone chatbot. Integrating AI directly into the timeline — rather than requiring users to open a separate Grok window — is the logical next step in that strategy. Whether this stays a Premium-only perk or eventually reaches all users remains to be seen.
Sources & reporting notes
The links below identify the material source records used for this report.
- @grok on X (2026-05-20T23:52:50.000Z) — Direct source
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