As he continued to implement changes to the platform, Musk predicted that he would have more than a billion users by the year 2024.
The new owner shared slides from his "Twitter company talk" listing features he plans to include in "Twitter 2.0", a term he uses to refer to his vision of the social media app.
"I think I see a path to exceed a billion monthly users in 12 to 18 months," Musk said in response to a user who quoted him.
In the second quarter of this year, there were over 200 million users on the micro-messaging service.
signups and active minutes were at a record high according to one of the graphs the CEO shared.
Insider has seen data from Global Wireless Solutions that shows how many Americans use the social networking site on their phones.
Between October 2 and October 27, the day Musk took over, there was a 3% decrease in the number of daily sessions on the social networking site.
According to a recent internal report, the most active users on the micro-messaging service are no longer. They account for less than 10% of monthly users, but they are responsible for more than half of the company's revenue.
According to the document, a person who uses the handle "HeavyTweet" can log in six to seven times a day.
In April, Musk said that some of the most-followed accounts, such as Barack Obama and Justin Trudeau, don't post much.
Musk shared a slide that said that Twitter was now hiring after mass layoffs.
A request for comment by Insider was not responded to by the social network.