Which AWS service or feature will meet this requirement?

Explanations:

Amazon EventBridge is primarily used for event-driven architectures and does not focus on querying or analyzing log data. It allows for the routing of events from various sources but does not provide interactive search capabilities for log analysis.

Amazon CloudWatch anomaly detection is designed to detect anomalies in metrics and provide alerts based on thresholds. It does not directly offer capabilities for querying or searching log data interactively.

Amazon CloudWatch Logs Insights allows users to interactively query and analyze log data using a powerful query language. It is specifically designed for log analysis, making it the best option for the requirement.

Amazon CloudWatch Logs streams refer to the data streams created when log data is sent to CloudWatch Logs. While they manage the flow of log data, they do not provide the querying and analytical features required for searching log data interactively.