X (formerly Twitter) has reportedly made the "Grok fact-check" feature a premium offering, limiting its use to paid subscribers. Previously, users could invoke Grok for fact-checking via mentions, but this functionality is now restricted. The platform is exploring alternative features to replace the direct mention-based Grok access. AI
Summary written by gemini-2.5-flash-lite from 1 source. How we write summaries →
IMPACT Limits access to AI-powered fact-checking tools for non-paying users.
RANK_REASON Product feature change impacting user access.