Elon Musk announced that xAI's Grok model is on track to match Anthropic's Claude Opus 4.6 by May and potentially surpass it by June. Musk highlighted the rapid pace of development in the AI sector, noting that while the timeline may seem short by conventional standards, it is considered lengthy in AI advancements. Claude Opus 4.6, released on February 5, 2026, is Anthropic's leading AI model, acclaimed as the most capable in the Claude 4 series.