This page is our investigation of crossplay game 7 Days to Die. We always verify information manually using official sources - no AI.
Yes, 7 Days to Die supports crossplay between all available platforms after the patch v1.2 was released on December 10, 2024. Since that time, players on PlayStation 5, Xbox Series X|S, and PC (via Steam and the Xbox App) can play together.
We took information about crossplay in 7 Days to Die from the official website's news article. [source]

Please note that PlayStation 4 and Xbox One versions are no longer supported, so don't have any crossplay options at all.