TikTok’s algorithm is focused on user retention and time spent, according to a leak. The app looks at what videos you view, like, and comment on. Details on how TikTok avoids making you bored.

The CEO has posted Twitter’s recommendation algorithm to GitHub, allowing any and everyone to see the internal process that Twitter uses to determine what tweets show up on your timeline.

A diagram showing how Twitter’s recommendation pipeline works. Image Credits: Twitter Twitter says it’s working on tools to manage code suggestions from the community and sync changes to its ...

“YouTube’s recommendation system is trained to raise high-quality content on the home page, in search results, and the Watch Next panel for viewers of all ages across the platform.