India, Nov. 1 -- Meta and Google have dominated the online advertising market for nearly two decades. Both companies have made billions of dollars by showing advertisements to millions of people across their platforms. However, the rise of artificial intelligence (AI) tools such as ChatGPT is changing how people search for information and discover products online, creating different challenges for the two companies.

Meta's advertising business is now growing more than twice as fast as Google's Search business. In the third quarter, Meta's advertising revenue increased by 26% from a year earlier, while Google's Search and other businesses reported 12% growth. This shows that Meta is gaining strength in online advertising even as AI change...