Musk Says SpaceX Will Sometimes Use Rival Models to Power Grok Bot The InformationGrok Bot will use Claude Opus 5.5, Midjourney and Suno, says Musk The Next WebMusk: Grok Bot to use best outcome API for any task Breakingthenews.netMusk turns to rival Anthropic to power Grok City AMMusk: Grok will route tasks to the best model, including Claude Opus 5.5, Midjourney and Suno Dealroom