Grokathon winner Signal: AI agents simulate follower clusters to A/B test marketing posts
Scobleizer · x · 2026-08-14
At SpaceXAI's Grokathon, the team won with Signal, an app for marketing teams that indexes X followers, clusters them by online presence, and A/B tests posts with agents modeled on those clusters. They generated launch posts with Grok Imagine and Grok 4.5, incrementally improving them with simulation feedback and image gen to maximize engagement.
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