Elon Musk's xAI has launched Grok 4, an advanced AI model designed to rival ChatGPT and Gemini, claiming PhD-level ...

Perplexity on Wednesday launched its first AI-powered web browser, called Comet, marking the startup’s latest effort to challenge ...

Perplexity’s Comet browser is a strong first step toward smarter web browsing. But OpenAI’s rumored browser has the potential ...

Google has said its Gemini AI can now access and store your WhatsApp data for up to 72 hours, but you can remove access.