From Startup Fortune · · 1m 40s
Alexandr Wang's Meta Muse App Store Win
Alexandr Wang's Meta Muse app reached App Store No. 1 ahead of ChatGPT.
In brief
Alexandr Wang's Meta Muse app reached App Store No. 1 ahead of ChatGPT. Alexandr Wang pushed Meta's Muse agent app to No. 1 in the US App Store with 730,000 downloads on September 18, 2024, displacing ChatGPT. Originally reported by Startup Fortune.
Alexandr Wang's Scale AI background
Alexandr Wang founded Scale AI at 19 as an MIT student in 2016.
Meta's $14 billion Scale AI stake
Meta paid more than $14 billion for a 49 percent non-voting stake in Scale AI in 2025.
Wang joined Meta as chief AI officer
Wang joined Meta in June 2025 as its first chief AI officer leading Superintelligence Labs.
Muse app reached App Store No. 1
Muse reached the top of the US App Store on September 18 with 730,000 downloads.
Muse displaced ChatGPT from No. 1
Muse displaced ChatGPT from first place in the US App Store on September 18.
Muse's download numbers trail
Muse's download numbers trail behind Threads and Meta's chatbot app with weak Android traction.
Wang's unproven claim about agents
Wang claimed agents can outperform 100 engineers in some internal cases but Meta has not named those cases.
Muse's ranking is disputed
Sources disagree on whether Muse is still number one in the US App Store as of October 2024.
What a ranking proves
App Store rankings show installs but not retention or daily use of the product.
Founder lesson for AI products
Founders should focus on retention and daily use, not just chart rankings for AI products.
The short version
Alexandr Wang pushed Meta's Muse agent app to No. 1 in the US App Store with 730,000 downloads on September 18, 2024, displacing ChatGPT.
