Rhea Purohit in Vibe Check Was this newsletter forwarded to you? Sign up to get it in your inbox. Grok 4 is topping some big AI benchmarks. So why have the responses to it been so mixed? And how come ...

We take a deep dive into the advantages and controversies of Grok, and what sets it apart from other generative AI chatbots.

Perplexity, led by Aravind Srinivas, has overtaken ChatGPT as the number one free app on the Apple App Store. The rise ...

Perplexity has become the most downloaded app on the iOS App Store in India, overtaking ChatGPT, Google Gemini, and other ...