Musk: X timeline recommendations switch to new AI ranking model
AI summary
Elon Musk announced two major changes to X timeline recommendations: the adoption of a new AI/SI ranking model that can better predict how long users are likely to stay; and a retrieval model specifically trained to surface posts that users will read in full. He said user active seconds are growing exponentially, hitting new highs almost every day.
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Two important changes to timeline recommendations:
- New AI/SI ranking model that predicts probable time spent much better
- Retrieval model trained to surface posts people read all the way through
User active seconds is growing exponentially and hitting all-time highs almost every day: