Elon Musk's xAI has launched the new Grok-3 AI model with more than 10 times the computer power of its predecessor.Grok-3 includes reasoning models trained to answer complex questions and transform instructions into smaller tasks.xAI also introduced two Grok-3 reasoning modes, 'Think' for real-time reasoning and 'Big Brain' for tasks requiring more computational power.The new Grok-3 model is available for X Premium Plus subscribers and coincides with a price increase for the subscription tier.