Grok 4.5 is comparable to Anthropic's flagship Opus 4.7: Elon Musk

Elon Musk said SpaceXAI's latest AI model Grok 4.5 is "roughly comparable" to Anthropic's flagship AI model Claude Opus 4.7, but "much faster." "The combination of capability, faster speed and lower cost is what makes Grok 4.5 competitive," he added. Musk stressed that the company is prioritising practical performance over benchmark scores.