What is RecSys?

RecSys is the annual ACM Conference on Recommender Systems, where researchers and the teams behind recommendations at companies such as Google, Amazon, Netflix and Spotify share their work.

RecSys is the annual ACM Conference on Recommender Systems. It brings together academic researchers and the industry teams who build recommendation and personalization at companies including Google, YouTube, Amazon, Netflix, Spotify, Meta and Target.

RecSys 2026 was the 20th edition, held in Minneapolis from September 27 to October 2, with the main conference running September 29 to October 1. The opening keynote came from Margaret Mitchell, Chief Ethics Scientist at Hugging Face, and the closing keynote from Thorsten Joachims of Cornell University.