There is no definitive answer to this question, as there is no central registry of bots or other automated software on the internet. However, estimates suggest millions, if not billions, of bots in operation today. Bots are used for various purposes, including web scraping, data mining, spamming, and denial-of-service attacks. While some bots are malicious, many others are benign or even helpful. For example, search engine crawlers are a type of bot that helps index websites for search engines like Google and Bing. These bots help make the internet more searchable and accessible.
In recent times, bots are being used by businesses and organizations to automate tasks, such as customer service, marketing, and sales. For example, a customer service bot can answer common questions from customers, or a sales bot can be used to generate leads and qualify prospects. Bots are also being used more and more for personal purposes, such as ordering food, booking travel, and managing finances.
As bots become more ubiquitous, their use will likely continue to increase across all sectors of society. This could lead to some challenges, such as the need for new laws and regulations to govern their use, but overall, bots are likely to impact the world positively.