Datadog Audit Trail provides visibility into how users and teams within an organization use and interact with various Datadog products and observability data. It enables administrators to track configuration changes, monitor activity for security and usage insights, and set alerts on specific events that can impact monitoring efforts. With Audit Trail, organizations can identify issues quickly, establish a robust monitoring setup, and optimize the security and efficiency of their monitoring efforts by notifying on API key changes or unused Datadog products and features.