@aws-sdk/region-config-resolver changelog and release notes | npm

NewYour coding agent can read the release notes before it upgrades.Set up the MCP server →

3.972.020 Jan 2026

clients: update client endpoints as of 2026-01-20

3.972.0(2026-01-20)

Chores

replace rimraf with premove (#7669) (e0b484fa)

New Features

clients: update client endpoints as of 2026-01-20 (3266a28d)
client-workspaces-instances: Added billing configuration support for WorkSpaces Instances with monthly and hourly billing modes, including new filtering capabilities for instance type searches. (a660c503)
client-odb: Adds support for associating and disassociating IAM roles with Autonomous VM cluster resources through the AssociateIamRoleToResource and DisassociateIamRoleFromResource APIs. The GetCloudAutonomousVmCluster and ListCloudAutonomousVmClusters API responses now include the iamRoles field. (f906d762)
client-bedrock-runtime: Added support for extended prompt caching with one hour TTL. (2cc679ff)
client-keyspaces: Adds support for managing table pre-warming in Amazon Keyspaces (for Apache Cassandra) (a7d41c3f)
client-auto-scaling: This release adds support for three new filters when describing scaling activities, StartTimeLowerBound, StartTimeUpperBound, and Status. (5ca740f5)
client-verifiedpermissions: Amazon Verified Permissions now supports encryption of resources by a customer managed KMS key. Customers can now create new encrypted policy stores by passing in their customer managed key during policy store creation. (3fe5ed93)

For list of updated packages, view updated-packages.md in assets-3.972.0.zip

Open source →

Additional notes

Features

client-auto-scaling: This release adds support for three new filters when describing scaling activities, StartTimeLowerBound, StartTimeUpperBound, and Status. (5ca740f)
client-bedrock-runtime: Added support for extended prompt caching with one hour TTL. (2cc679f)
client-keyspaces: Adds support for managing table pre-warming in Amazon Keyspaces (for Apache Cassandra) (a7d41c3)
client-odb: Adds support for associating and disassociating IAM roles with Autonomous VM cluster resources through the AssociateIamRoleToResource and DisassociateIamRoleFromResource APIs. The GetCloudAutonomousVmCluster and ListCloudAutonomousVmClusters API responses now include the iamRoles field. (f906d76)
client-verifiedpermissions: Amazon Verified Permissions now supports encryption of resources by a customer managed KMS key. Customers can now create new encrypted policy stores by passing in their customer managed key during policy store creation. (3fe5ed9)
client-workspaces-instances: Added billing configuration support for WorkSpaces Instances with monthly and hourly billing modes, including new filtering capabilities for instance type searches. (a660c50)
clients: update client endpoints as of 2026-01-20 (3266a28)

Open source →

Additional notes

Note: Version bump only for package @aws-sdk/region-config-resolver

Open source →

3.969.014 Jan 2026

codegen: sync for required member count

3.969.0(2026-01-14)

Chores

codegen: sync for required member count (#7655) (85f86da8)
clients: prettier ignore only 'src' folder and README (#7652) (51d2b8fc)

Documentation Changes

client-cost-explorer: Cost Categories added support to BillingView data filter expressions through the new costCategories parameter, enabling users to filter billing views by AWS Cost Categories for more granular cost management and allocation. (7bee7245)
update version number requiring Node.js v20 (#7651) (8221f99e)

New Features

clients: update client endpoints as of 2026-01-14 (2e57c021)
client-connect: Amazon Connect makes it easier to manage contact center operating hours by enabling automated scheduling for recurring events like holidays and maintenance windows. Set up recurring patterns (weekly, monthly, etc.) or link to another hours of operation to inherit overrides. (224e5859)
client-eks: Added support for BOTTLEROCKET NVIDIA FIPS AMIs to AMI types in US regions. (9ab0b4d2)
client-socialmessaging: This release clarifies WhatsApp template operations as a resource-authenticated operation via the parent WhatsApp Business Account. It also introduces new parameters for parameter format, CTA URL link tracking, and template body examples, and increases the phone number ID length. (5d9010bf)
client-redshift-serverless: Adds support for enabling extra compute resources for automatic optimization during create and update operations in Amazon Redshift Serverless workgroups. (74186ff4)
client-redshift: Adds support for enabling extra compute resources for automatic optimization during create and modify operations in Amazon Redshift clusters. (83a2d07e)
client-rds: no feature changes. model migrated to Smithy (75005b77)

Tests

client-s3: add test with empty input stream (#7649) (ce79a75e)
client-cloudwatch: set alarm name in describe command (#7653) (d6e582c9)

For list of updated packages, view updated-packages.md in assets-3.969.0.zip

Open source →

Additional notes

Features

client-connect: Amazon Connect makes it easier to manage contact center operating hours by enabling automated scheduling for recurring events like holidays and maintenance windows. Set up recurring patterns (weekly, monthly, etc.) or link to another hours of operation to inherit overrides. (224e585)
client-eks: Added support for BOTTLEROCKET NVIDIA FIPS AMIs to AMI types in US regions. (9ab0b4d)
client-rds: no feature changes. model migrated to Smithy (75005b7)
client-redshift-serverless: Adds support for enabling extra compute resources for automatic optimization during create and update operations in Amazon Redshift Serverless workgroups. (74186ff)
client-redshift: Adds support for enabling extra compute resources for automatic optimization during create and modify operations in Amazon Redshift clusters. (83a2d07)
client-socialmessaging: This release clarifies WhatsApp template operations as a resource-authenticated operation via the parent WhatsApp Business Account. It also introduces new parameters for parameter format, CTA URL link tracking, and template body examples, and increases the phone number ID length. (5d9010b)
clients: update client endpoints as of 2026-01-14 (2e57c02)

Open source →

Additional notes

Note: Version bump only for package @aws-sdk/region-config-resolver

Open source →

3.956.019 Dec 2025

crc64-nvme: add pure JS CRC64NVME implementation

3.956.0(2025-12-19)

Chores

crc64-nvme: add pure JS CRC64NVME implementation (#7592) (03019927)
codegen:
- differentiate union and struct schema (#7594) (a3f02028)
- update for $unknown union member handling (#7591) (2c738294)
- upgrade smithy to 1.65.0 (#7588) (8e9ad476)

Documentation Changes

supplemental-docs: typo fixes (#7590) (0f23c869)

New Features

clients: update client endpoints as of 2025-12-19 (e0360a8f)
client-wickr: AWS Wickr now provides a suite of admin APIs to allow you to programmatically manage secure communication for Wickr networks at scale. These APIs enable you to automate administrative workflows including user lifecycle management, network configuration, and security group administration. (d105e0ef)
client-arc-region-switch: Automatic Plan Execution Reports allow customers to maintain a concise record of their Region switch Plan executions. This enables customer SREs and leadership to have a clear view of their recovery posture based on the generated reports for their Plan executions. (33dbf8d8)
client-workspaces-web: Add support for WebAuthn under user settings. (a42b84c4)
client-iot: This release adds event-based logging feature that enables granular event logging controls for AWS IoT logs. (bbbf580b)
client-qbusiness: It is a internal bug fix for region expansion (42a80dd7)
client-connect: Adding support for Custom Metrics and Pre-Defined Attributes to GetCurrentMetricData API. (43dab925)
client-emr-serverless: Added JobLevelCostAllocationConfiguration field to enable cost allocation reporting at the job level, providing more granular visibility into EMR Serverless charges (e95db238)

Bug Fixes

ec2-metadata-service: add configurable options for ttl and port precedence (#7584) (184cf70c)
core/protocols: $unknown union member support (#7593) (596fc405)

For list of updated packages, view updated-packages.md in assets-3.956.0.zip

Open source →

Additional notes

Bug Fixes

core/protocols: $unknown union member support (#7593) (596fc40)
ec2-metadata-service: add configurable options for ttl and port precedence (#7584) (184cf70)

Features

client-arc-region-switch: Automatic Plan Execution Reports allow customers to maintain a concise record of their Region switch Plan executions. This enables customer SREs and leadership to have a clear view of their recovery posture based on the generated reports for their Plan executions. (33dbf8d)
client-connect: Adding support for Custom Metrics and Pre-Defined Attributes to GetCurrentMetricData API. (43dab92)
client-emr-serverless: Added JobLevelCostAllocationConfiguration field to enable cost allocation reporting at the job level, providing more granular visibility into EMR Serverless charges (e95db23)
client-iot: This release adds event-based logging feature that enables granular event logging controls for AWS IoT logs. (bbbf580)
client-qbusiness: It is a internal bug fix for region expansion (42a80dd)
client-wickr: AWS Wickr now provides a suite of admin APIs to allow you to programmatically manage secure communication for Wickr networks at scale. These APIs enable you to automate administrative workflows including user lifecycle management, network configuration, and security group administration. (d105e0e)
client-workspaces-web: Add support for WebAuthn under user settings. (a42b84c)
clients: update client endpoints as of 2025-12-19 (e0360a8)

Additional notes

Note: Version bump only for package @aws-sdk/region-config-resolver

Open source →

3.930.012 Nov 2025

codegen: sync for idempotencyToken fix in http binding protocols

3.930.0(2025-11-12)

Chores

codegen: sync for idempotencyToken fix in http binding protocols (#7495) (6362fe25)

New Features

client-sagemaker: Add support for trn2.3xlarge instance type for SageMaker Hyperpod (bf8d2ce3)
client-redshift: Added GetIdentityCenterAuthToken API to retrieve encrypted authentication tokens for Identity Center integrated applications. This API enables programmatic access to secure Identity Center tokens with proper error handling and parameter validation across supported SDK languages. (145a8368)
client-amp: Add VPC source configuration support enabling Amazon Managed Service for Prometheus Collector to collect metrics from MSK clusters. (4aca00ff)
client-s3tables: Adds support for request metrics metrics APIs for S3 Tables (0cb01631)
client-database-migration-service: Added support of SQL statements creation, metadata model discovery and selection rules transformation. (95bd643b)
client-ec2: Adds complete AMI ancestry tracing from immediate parent through each preceding generation back to the root AMI (fa8c029b)
client-elastic-load-balancing-v2: This release expands ALB Authentication to support JWT verification and adds support for a new JWT validation action in listener rule. (46928a72)
client-connect: Updated Authentication Profile APIs to add support for automatic logout on user inactivity (99b0f8d9)
clients: use schema-serde in AWS Query & EC2 Query clients (#7489) (e9b6da8f)

Tests

client-cloudwatch: e2e test of protocol selection (#7491) (bb14b543)

For list of updated packages, view updated-packages.md in assets-3.930.0.zip

Open source →

Additional notes

Features

client-amp: Add VPC source configuration support enabling Amazon Managed Service for Prometheus Collector to collect metrics from MSK clusters. (4aca00f)
client-connect: Updated Authentication Profile APIs to add support for automatic logout on user inactivity (99b0f8d)
client-database-migration-service: Added support of SQL statements creation, metadata model discovery and selection rules transformation. (95bd643)
client-ec2: Adds complete AMI ancestry tracing from immediate parent through each preceding generation back to the root AMI (fa8c029)
client-elastic-load-balancing-v2: This release expands ALB Authentication to support JWT verification and adds support for a new JWT validation action in listener rule. (46928a7)
client-redshift: Added GetIdentityCenterAuthToken API to retrieve encrypted authentication tokens for Identity Center integrated applications. This API enables programmatic access to secure Identity Center tokens with proper error handling and parameter validation across supported SDK languages. (145a836)
client-s3tables: Adds support for request metrics metrics APIs for S3 Tables (0cb0163)
client-sagemaker: Add support for trn2.3xlarge instance type for SageMaker Hyperpod (bf8d2ce)
clients: use schema-serde in AWS Query & EC2 Query clients (#7489) (e9b6da8)

Additional notes

Note: Version bump only for package @aws-sdk/region-config-resolver

Open source →

3.925.05 Nov 2025

deps: bump smithy package versions

3.925.0(2025-11-05)

Chores

codegen:
- bump codegen version to 0.37.0 (#7476) (db3e4c47)
- upgrade smithy to 1.63.0 (#7474) (beb698c7)
deps: bump smithy package versions (#7475) (4a796b6c)

New Features

client-sagemaker: Add new fields in SageMaker Hyperpod DescribeCluster API response: TargetStateCount, SoftwareUpdateStatus and ActiveSoftwareDeploymentConfig to provide AMI update progress visibility . (a29341a5)
client-datazone: Added support for Project Resource Tags (64852ec8)
client-s3: Launch IPv6 dual-stack support for S3 Express (a6a3e298)
client-cloudfront: This release adds new and updated API operations. You can now use the IpAddressType field to specify either ipv4 or dualstack for your Anycast static IP list. You can also enable cross-account resource sharing to share your VPC origins with other AWS accounts (75c3cef3)
client-groundstation: Introduce CreateDataflowEndpointGroupV2 action (67ac8eb6)
client-ec2: This release adds AvailabilityZoneId support for DescribeFastSnapshotRestores, DisableFastSnapshotRestores, and EnableFastSnapshotRestores APIs. (68aae5bd)
client-fsx: Amazon FSx now enables secure management of Active Directory credentials through AWS Secrets Manager integration. Customers can use Secret ARNs instead of direct credentials when joining resources to Active Directory domains. (4e481ba5)

For list of updated packages, view updated-packages.md in assets-3.925.0.zip

Open source →

Additional notes

Features

client-cloudfront: This release adds new and updated API operations. You can now use the IpAddressType field to specify either ipv4 or dualstack for your Anycast static IP list. You can also enable cross-account resource sharing to share your VPC origins with other AWS accounts (75c3cef)
client-datazone: Added support for Project Resource Tags (64852ec)
client-ec2: This release adds AvailabilityZoneId support for DescribeFastSnapshotRestores, DisableFastSnapshotRestores, and EnableFastSnapshotRestores APIs. (68aae5b)
client-fsx: Amazon FSx now enables secure management of Active Directory credentials through AWS Secrets Manager integration. Customers can use Secret ARNs instead of direct credentials when joining resources to Active Directory domains. (4e481ba)
client-groundstation: Introduce CreateDataflowEndpointGroupV2 action (67ac8eb)
client-s3: Launch IPv6 dual-stack support for S3 Express (a6a3e29)
client-sagemaker: Add new fields in SageMaker Hyperpod DescribeCluster API response: TargetStateCount, SoftwareUpdateStatus and ActiveSoftwareDeploymentConfig to provide AMI update progress visibility . (a29341a)

Open source →

Additional notes

Note: Version bump only for package @aws-sdk/region-config-resolver

Open source →