xAI's Grok 4 model achieves a 15.9% score on the Arc-AGI2 benchmark, outperforming OpenAI's GPT5 which scored 9.9%.

  • Grok 4 holds a significant lead over GPT5 on the Arc-AGI2 benchmark.
  • xAI plans to release Grok 5 by the end of 2025.
  • Grok 5 training will utilize compute equivalent to approximately 3 million Nvidia H100s or 550,000 B200 chips.