AMAZON REVIEWS 2023 is a large-scale Amazon review dataset collected by McAuley Lab in 2023, containing more than 570 million reviews and 48 million products, covering 33 different categories.

The dataset is feature-rich, including user comments (including ratings, text, usefulness votes, etc.), product metadata (including descriptions, prices, original images, etc.), and links (user-product/co-purchase maps). Compared with the previous version, the data volume of this version has increased by 245.2%, the interaction data has been updated to September 2023, the product metadata is more detailed, the timestamp accuracy has been improved to the second level, the data processing is more sophisticated, and standard data partitioning is performed to promote the benchmarking of recommendation systems. This dataset is not only suitable for traditional recommendation tasks, but also for new complex product search tasks. It provides researchers with valuable resources to help understand and optimize algorithms.