2026/10/19 - 1 updated api methods
Changes Adds support for encrypting the Transaction Search spans log group with a customer managed AWS KMS key. Pass the key ARN in the new CloudWatchLogsConfiguration.SpansLogGroupKmsKeyId field of UpdateTraceSegmentDestination. X-Ray applies the key when it creates the log group.
2025/08/29 - 5 updated api methods
Changes AWS X-Ray Features: Support Sampling Rate Boost On Anomaly
2024/11/22 - 8 new api methods
Changes AWS X-Ray introduces Transaction Search APIs, enabling span ingestion into CloudWatch Logs for high-scale trace data indexing. These APIs support span-level queries, trace graph generation, and metric correlation for deeper application insights.