Technically, the Chinese version of TikTok, Douyin, is what the US Tiktok was based off of, and Douyin was launched in 2016 prior to the 2017 musical.ly acquisition.
But yes, US TikTok is absolutely built off of musical.ly services. A lot of the TikTok API URLs still have musical.ly domains.
But yes, US TikTok is absolutely built off of musical.ly services. A lot of the TikTok API URLs still have musical.ly domains.