Splunk Phantom is now Splunk SOAR (On-premises)
Splunk Phantom 4.10.7 is the final release of Splunk's Security Orchestration, Automation, and Response (SOAR) system to be called Splunk Phantom. See the Splunk Phantom 4.10.7 documentation.
With version 5.0.1, Splunk Phantom has been renamed to Splunk SOAR (On-premises).
Here are some links to get you started with Splunk SOAR (On-premises):
This documentation applies to the following versions of Splunk® Phantom: 5.0.1