Amazon Simple Systems Manager (SSM)

2025/09/23 - 1 updated api methods

Changes   Added Dualstack support to GetDeployablePatchSnapshotForInstance

2025/06/30 - 1 updated api methods

Changes   Introduces AccessType, a new filter value for the DescribeSessions API.

2025/04/29 - 2 new 11 updated api methods

Changes   This release adds support for just-In-time node access in AWS Systems Manager. Just-in-time node access enables customers to move towards zero standing privileges by requiring operators to request access and obtain approval before remotely connecting to nodes managed by the SSM Agent.

2025/03/24 - 8 updated api methods

Changes   This release adds the AvailableSecurityUpdatesComplianceStatus field to patch baseline operations, as well as the AvailableSecurityUpdateCount and InstancesWithAvailableSecurityUpdates to patch state operations. Applies to Windows Server managed nodes only.

2024/11/22 - 4 new api methods

Changes   Added support for providing high-level overviews of managed nodes and previewing the potential impact of a runbook execution.

2024/09/17 - 11 updated api methods

Changes   Support for additional levels of cross-account, cross-Region organizational units in Automation. Various documentation updates.

2024/04/24 - 1 new api methods

Changes   Add SSM DescribeInstanceProperties API to public AWS SDK.

2024/02/21 - 1 updated api methods

Changes   This release adds support for sharing Systems Manager parameters with other AWS accounts.

2024/01/31 - 7 updated api methods

Changes   This release adds an optional Duration parameter to StateManager Associations. This allows customers to specify how long an apply-only-on-cron association execution should run. Once the specified Duration is out all the ongoing cancellable commands or automations are cancelled.

2023/11/16 - 3 updated api methods

Changes   This release introduces the ability to filter automation execution steps which have parent steps. In addition, runbook variable information is returned by GetAutomationExecution and parent step information is returned by the DescribeAutomationStepExecutions API.

2023/10/20 - 1 new api methods

Changes   This release introduces a new API: DeleteOpsItem. This allows deletion of an OpsItem.