智通财经网·2025-07-19 04:46Group 1 - Perplexity AI, backed by Nvidia, is challenging Google's search dominance through its Comet browser, which integrates AI features and aims to change user habits by becoming the default browser on smartphones [1][2] - The Comet browser currently allows desktop users to query personal data using natural language and perform tasks like scheduling meetings and summarizing web pages [1] - Google Chrome holds approximately 70% of the mobile browser market share, while Apple Safari and Samsung Browser together account for 24% [1] Group 2 - Perplexity AI has raised $500 million this year, achieving a valuation of $14 billion, with investors including Accel, Nvidia, Jeff Bezos, and former Google CEO Eric Schmidt [2] - The company is in discussions with Samsung and exploring potential collaboration with Apple to integrate AI search functionalities into device assistants like Siri or Bixby [2] - The competition in AI-driven browsers is intensifying, with Perplexity aiming to redefine user interaction by deeply integrating generative AI with user data, moving beyond traditional search methods [2]