Musk: Grok is still catching up to Opus 4.6, expected to be close in May and surpass in June

According to 1M AI News, Musk indicated that xAI's Grok model is currently still catching up to Anthropic's Claude Opus 4.6, with expectations to reach close to parity in May and catch up with or surpass it in June. "In normal terms, it's a short time, but in the AI field, it's considered quite long."

Claude Opus 4.6 is Anthropic's flagship cutting-edge AI model released on February 5, 2026, belonging to the most intelligent and powerful version of the Claude 4 series, positioned as the "most capable model to date."