New Relic CLI is a free command-line interface designed for seamless interaction with New Relic APIs. This tool allows users to manage and monitor various aspects of their applications through a straightforward command-line interface. Key features include the ability to list APM applications, retrieve detailed metrics, and manage alert policies effectively. Users can also track deployment markers and search across different entity types, making it a comprehensive utility for developers and system administrators.

In addition to basic functionalities, New Relic CLI supports advanced features such as executing GraphQL queries via NerdGraph and running NRQL queries directly from the command line. The tool also offers flexible output formats, including table, JSON, and plain text, catering to different user preferences. With its robust set of capabilities, New Relic CLI stands out as a valuable asset for monitoring and observability within DevOps and SRE workflows.