Rajan Bhandari Grok 3 vs. GPT-4.5: A Detailed Comparison of Two Powerful AI Models Grok 3 vs. GPT-4.5: A Detailed Comparison of Two Powerful AI Models: Artificial intelligence continues to evolve rapidly, and as of March 1, 2025, two new models stand out: Grok 3 from xAI and GPT-4.5... AI secret language artificial intelligent gpt 4.5 grok 3 grok 3 vs chatgpt