Grok Bot's Opus 5.5 default drove a usage spike

Anthony Kroeger @kr0derOriginally posted 2026.10.21

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i feel like the announcement that Grok Bot would use Opus 5.5 probably had a hockey stick effect on the usage so many people i know started using Grok Bot because of that announcement, me included it’s incredible

This post quotes another post: “Musk: Grok Bot is fastest-growing product he's seen”