AI Assistants Compared: Grok vs ChatGPT vs Perplexity vs Google Gemini
Artificial intelligence assistants are no longer experimental tools — they are becoming daily work companions. Yet not all AI models are built for the same job. While Grok, ChatGPT, Perplexity, and Google Gemini are often grouped together, they differ significantly in design philosophy, data access, reliability, and use cases. Understanding those