Grok 4.5 Takes Aim at Claude Opus — At a Fraction of the Price
Reading Time: 5 minutesSpaceXAI’s Grok 4.5 has launched as a self-described ‘Opus-class’ model that undercuts Claude Opus 4.8 on price by as much as 4x on output tokens. The launch, followed within 24 hours by OpenAI’s GPT 5.6, signals an intensifying battle for dominance in the agentic AI market.