MacRumors published a story that Apple has released the release candidate version of macOS Ventura 13.1 to registered developers.
Apple Seeds Release Candidate Version of macOS Ventura 13.1 to Developers
Apple today seeded the release candidate version of an upcoming macOS Ventura 13.1 update to developers for testing purposes, with the beta launching less than a week after Apple seeded the fourth macOS Ventura 13.1 beta.
Apple Seeds Release Candidate Version of macOS Ventura 13.1 to Developers
Registered developers can download the beta through the Apple Developer Center and after the appropriate profile is installed, the beta will be available through the Software Update mechanism in System Settings.