X adds the ability to sort replies, letting users choose most relevant, most recent, or most liked replies; it is unclear how the most relevant option works
Sorry, blue checks, it seems like you will no longer dominate users' mentions on X. — Thanks to a new feature, “blue checks” may no longer dominate reply threads on X.
Context & Ripple Effects
X has repeatedly adjusted the visibility and signaling value of paid verification, including allowing subscribers to hide their verified checkmarks while warning that some benefits could change. Reply sorting moves part of that visibility control from a platform-wide default toward an audience-selected view.
The lack of an explanation for “most relevant” is central: users can choose an ordering, but cannot assess what signals determine prominence in that mode. Related coverage later showed Bluesky adopting a recency-weighted, liked-reply default, underscoring how reply ranking choices can shape incentives across social platforms.
First-order effects
- X users can switch reply threads among relevance, recency, and likes, giving them a direct way to surface replies other than those that had previously dominated mentions.
- Paid-check accounts face less automatic prominence when viewers select newest or most-liked replies; the practical effect of the relevance option remains opaque.
Second-order effects
- Creators and brands seeking attention in reply threads have stronger incentives to optimize for timely engagement or likes, rather than relying on verification status alone.
- The unexplained relevance ranking makes X’s ordering logic a potential point of distrust and leaves users unable to compare its editorial effects with the explicit chronological and like-based options.
Third-order effects
- Reply sections are becoming configurable distribution surfaces, where ranking defaults and controls can redistribute attention among subscribers, high-engagement accounts, and ordinary participants.
- If platforms continue to expose multiple reply-ranking modes without explaining their algorithmic one, debates over social reach will shift from who is verified to who controls the default ordering and its criteria.
The trend: Social platforms are turning reply ranking into a configurable but still algorithmically governed layer of distribution.