A direct comparison of xAI's Grok 4.1 and OpenAI's ChatGPT 5.1 examines how each model handles emotional nuance, factual accuracy, and personality style. Grok 4.1 emphasizes witty, slang‑laden responses and claims speed, while ChatGPT 5.1 offers clearer, more human‑like language. Both models avoided hallucinations in a health‑summary test, though Grok misreported its word count. In personality prompts, Grok leaned into meme‑culture phrasing, whereas ChatGPT delivered a smoother, more conventional answer. The review highlights strengths and trade‑offs without declaring a clear winner. Leia mais →