3.1131.0(2026-09-11)

Documentation Changes

• client-s3: Updated S3 Object Lock Default Retention documentation. (996d6642)

New Features

• clients: update client endpoints as of 2026-09-11 (036bf165)
• client-lightsail: Amazon Lightsail now lets you serve website content from a private Lightsail bucket through a Lightsail distribution. This release adds enablePrivateOriginAccess to the CreateDistribution and UpdateDistribution actions, plus new defaultRootObject and customErrorResponses options. (24e18ac6)
• client-batch: Added new bulk job APIs (CancelJobs, TerminateJobs, TerminateServiceJobs) and new fields on ListJobs and ListServiceJobs responses. This allows customers to cancel or terminate multiple jobs in a single request. ListJobs and ListServiceJobs responses now include isCancelled and isTerminated fields. (036dd996)
• client-ecs: This feature adds support for setting the cpu architecture type that should be used to launch tasks for an Express Gateway Service. (62bd9bf2)
• client-mediaconvert: Adds Dolby Vision metadata to Probe results, including profile, level, and presence of the RPU, base layer, and enhancement layer. Adds video sample and display aspect ratios. Adds the UnprocessableEntityException (HTTP 422) error to Probe for recognized but malformed or corrupt inputs. (32973df6)
• client-invoicing: Add ListProcurementPortals and ListProcurementPortalSuppliers APIs to retrieve AWS-supported 3rd party procurement portals and their suppliers for e-invoice delivery and purchase order retrieval. (2cf8ccd9)

For list of updated packages, view updated-packages.md in assets-3.1131.0.zip

3.1130.0(2026-09-10)

New Features

• clients: update client endpoints as of 2026-09-10 (96951f65)
• client-outposts: Added fields to identify Outpost generation and rack scaling configuration on Outpost and CatalogItem resources. (d6ec7dce)
• client-resiliencehubv2: This release adds the ListTestRunSourceEvents and ListTestRunDependencies APIs, which return the alarm state changes during a test run and the dependencies the run blocked. (b918658d)
• client-bedrock-agent: TwelveLabs Marengo 3.0 is now an embedding model option in Amazon Bedrock Managed Knowledge Base. Create multimodal embeddings for video, audio, and image content that capture visual scenes, speech, and video cues, not just transcribed text. (2671d465)
• client-ec2: The CreateImage API now supports a BootModeOverride parameter to explicitly set UEFI boot mode on a new AMI, overriding the source instance's inherited boot mode. (c47027fb)
• client-sagemaker: This release adds the ability for customers to attach customer owned Elastic Network Interfaces (ENIs) to HyperPod cluster nodes. (a7414730)
• client-rtbfabric: AWS RTB Fabric now lets you control how traffic is routed to your responder gateway across Availability Zones. Set the new clientRoutingPolicy parameter to keep traffic within the same Availability Zone or distribute traffic across all Availability Zones. (e3d270a9)

For list of updated packages, view updated-packages.md in assets-3.1130.0.zip

3.1129.0(2026-09-09)

New Features

• client-elementalinference: This release adds contextual metadata, a feed output type that generates a descriptive summary of your media content along with IAB taxonomy and GARM suitability classifications. It also adds feed resource policies for granting cross-account access to a feed. (249639c6)
• client-connect: Add metric configuration field to evaluation forms and ListEvaluationFormAIVersions API for retrieving AI-generated evaluation form versions (abf73c4a)
• client-ec2: This release adds support for sharing Amazon EBS volumes across AWS accounts using AWS Resource Access Manager (RAM). Consuming accounts can view shared volume metadata and create copies of shared volumes within the same Availability Zone, with optional re-encryption using their own KMS key. (2fd8923f)
• client-mediapackagev2: Dynamic Multiview enables viewers to watch multiple live video streams in a single combined output. Viewers can select from 6 preset tiled layouts. Create MediaPackage channels with Input Type MULTIVIEW and configure Available Layouts and Available Sources. See the API Documentation for details. (db6626ce)
• client-pcs: This release adds support for custom Gres.conf configuration and Slurm version 26.05 in AWS PCS. Customers can now specify generic resource (GRES) settings to control how GPUs and other resources are configured and shared on their compute node groups. (dd8afaa5)
• client-lambda: Updates documentation for lambda function timeout. (f268e066)
• client-mediatailor: Added the AWS Service Request function type for MediaTailor Functions, enabling authenticated requests to AWS Elemental Inference for contextual ad targeting during ad insertion. (92f39ade)
• client-medialive: MediaLive now supports Manual Style Control for vertical caption positioning in TTML, WebVTT, and Embedded captions, Contextual Metadata Enrichment via Elemental Inference, and an Output Usage field on MediaPackage v2 for Dynamic Multiview validation. (a546f70b)
• dynamic-client: create untyped clients from Smithy JSON AST (#8270) (4334050c)

For list of updated packages, view updated-packages.md in assets-3.1129.0.zip

3.1128.0(2026-09-08)

New Features

• clients: update client endpoints as of 2026-09-08 (bdcc40a7)
• client-ec2: Adds the InterfaceTypes field to NetworkCardInfo in the DescribeInstanceTypes response. This field identifies the network interface types supported by each network card. (9336e689)
• client-appflow: Amazon AppFlow now supports key pair (RSA private key) authentication for the Snowflake connector. You can provide a privateKey in SnowflakeConnectorProfileCredentials, and password is no longer required. This is a non-breaking, additive change available via the AWS SDK and CLI. (ec8753ad)
• client-sagemaker: Add support for InstancePreferences list for multiple instance type input support on SageMaker Training and Processing (45153f6c)
• client-cloudtrail: Adds support for the RecursiveLogging trail setting, which suppresses recursive events generated when CloudTrail delivers logs to a trail's destinations. (62a43c78)
• client-s3: Adds support for Amazon S3 Object Lock variable retention. Existing S3 APIs that support S3 Object Lock parameters now support two new parameters EventHold and EventHoldDuration at the object level, and DefaultEventHoldDuration at the bucket level. (8b589875)
• client-s3-control: Adds support for Amazon S3 Object Lock variable retention. Existing S3 APIs that support S3 Object Lock parameters now support two new parameters EventHold and EventHoldDuration at the object level, and DefaultEventHoldDuration at the bucket level. (5765b68b)
• client-omics: Added support for session policies in AWS HealthOmics Workflows, allowing customers to scope down IAM permissions for individual workflow runs without modifying the service role. (ad55dcd6)
• client-connect: Releasing workload types feature. A proper launch announcement or details will follow up. (63ded7ae)
• client-pinpoint-sms-voice-v2: This feature will allow customers to specify an area-code when requesting a 10DLC number. Why it matters- Customers can now select a number that matches where their business is located. (7aac3447)
• client-mgn: This release adds support for configuring the EBS volume initialization rate and delete on termination behavior in launch configuration template (bb780670)

Bug Fixes

• lib-storage: fix symlink stream sizing and abort on part-count mismatch (#8300) (aa58831c)

For list of updated packages, view updated-packages.md in assets-3.1128.0.zip

3.1127.0(2026-09-04)

New Features

• client-mediatailor: Elemental MediaTailor now supports two new Monetization Functions lifecycle hooks, Post Ads Response and Pre Manifest Insertion, and a VAST Request function type that calls a VAST or VMAP ad server. This release also adds Yield Optimization with demand from Amazon Publisher Services. (c238a693)
• client-service-quotas: Service Quotas adds the AdjustableAtLevel property to QuotaContext, indicating whether a quota is adjustable at the account or resource level. (f56bdf2c)
• client-bedrock: New AWS REVIEW mode as supported data retention mode for Bedrock models (cbd9ea9a)
• client-ec2: Adds support for ValidateSecurityGroupQuotasForInterface, an API that specifically authorized AWS services use to validate security group rule quotas before creating an elastic network interface. (f51c3b3e)

For list of updated packages, view updated-packages.md in assets-3.1127.0.zip

3.1126.0(2026-09-03)

Documentation Changes

• client-sfn: Updates Step Functions API documentation around CloudTrail, Execution name reuse and sort order of ListExecutions API (8dda8b4b)
• client-elastic-load-balancing-v2: This release adds support for sending TCP resets for Gateway Load Balancer when a flow's idle timeout expires, or when a target becomes unhealthy or is deregistered. This adds updates the CLI documentation. (a16f1659)

New Features

• client-socialmessaging: Adding support for WhatsApp Flows with endpoints. (3a3a6205)
• client-transfer: AWS Transfer Family SFTP Connectors now support specifying an ordered list of AWS Secrets Manager version stages for secret retrieval. This enables seamless credential rotation workflows where external partners may take time to update their systems with new credentials. (e4bf3ecc)
• client-transcribe: Amazon Transcribe now supports specifying up to 29 PII entity types in the ContentRedaction configuration of a StartTranscriptionJob request, allowing all supported entity types to be redacted in a single batch transcription job. (5fb0b9a5)
• client-connect: This release enables TagOnCreate for Rule resource on CreateRule API. It also introduces a new field called PreEvaluationFilters to Rule resource, thereby impacting all Create, Update, Describe and Search APIs for Rules (18bb14bc)
• client-ecs: Adds a critical parameter to the Amazon ECS managed daemon APIs that controls whether a daemon task failure drains the container instance. Non-critical daemon failures no longer drain the instance or block instance registration. (2e6a07d5)
• client-evs: Amazon EVS now allows users to set, update, and retrieve values for parameters that apply across all EVS Environments in their account at a regional level, such as the VCF License portability core count. (803b694c)
• client-drs: AWS Elastic Disaster Recovery now includes source server architecture in SourceProperties to identify x86 and ARM64 systems. (20f19e0e)
• client-bedrock-agentcore: Adds log group name prefix trace source selection, custom or source log group result destinations, and metrics namespace customization (823b2d33)
• client-bedrock-agentcore-control: AgentCore Identity adds Consent Portal APIs to manage portals that let end users grant OAuth authorization for agents to access resources. AgentCore Evaluation adds trace source selection by log group prefix, custom or source log group result destinations, and metrics namespace customization. (2f826477)
• client-eks: Deprecate EncryptionConfig resources field. Amazon EKS encrypts all Kubernetes API data with envelope encryption by default for clusters running Kubernetes version 1.28 or higher, so this field no longer affects which resources are encrypted. (c66ca41b)
• client-guardduty: Adding support for Sequence Activities in GuardDuty Findings (5c12a0eb)
• lib-transfer-manager: add download directory functionality (#8274) (6e591ee8)

For list of updated packages, view updated-packages.md in assets-3.1126.0.zip

3.1125.0(2026-09-02)

New Features

• client-ec2: This release adds support to retain interruptible Capacity Reservations in an active state when all capacity is reclaimed. (336c7896)
• client-sagemaker-featurestore-runtime: Amazon SageMaker Feature Store now supports the UpdateRecord API, enabling partial updates to individual feature values in an existing Online Store record without rewriting the entire record. This reduces write payloads and latency for high-frequency feature-level writes . (71920960)
• client-sagemaker: Amazon SageMaker Feature Store now supports the Standard V2 online store type, which enables feature-level writes to feature groups. You can select Standard V2 when creating a feature group, and update the storage type of an existing feature group via UpdateFeatureGroup. (5287db7f)
• client-odb: Adds the ListFlexComponents API for listing the flex components available for a given DB system shape. (551174bf)
• client-mgn: AWS Transform for migrations adds a second network migration option - apply your source security posture to existing VPCs. Upload a source network file with firewall rules, tag the in-scope VPCs, and AWS Transform matches source subnets to them by CIDR and generates the security groups. (822144b2)
• client-mwaa: Enabled customers to clear optional S3 paths (plugins, requirements, and startup script) for their Amazon MWAA environments by accepting empty strings for the associated fields in UpdateEnvironment requests. (9fa2e0c1)
• client-bedrock-agentcore: Batch evaluation now supports up to 10 CloudWatch log groups per CloudWatchLogsSource (cebd3179)
• client-medialive: AWS Elemental MediaLive now supports AB forensic video watermarking (d48e9e15)
• client-appintegrations: This release adds a force parameter to DeleteApplication and a ConflictException to UpdateApplication, letting customers delete applications with existing associations in one call and get a clear error when an update conflicts with the application's current state. (62b7304c)

Bug Fixes

• cloudfront-signer: preserve plus in query strings when signing URLs (#8283) (dd76a0dd)

For list of updated packages, view updated-packages.md in assets-3.1125.0.zip

3.1124.0(2026-09-01)

New Features

• clients: update client endpoints as of 2026-09-01 (5f5319a0)
• client-lambda: AWS Lambda now provides configurable control over S3 direct access, allowing you to explicitly enable or disable how functions stream file reads directly from S3 buckets. This gives you flexibility to tune data access behavior based on your workload requirements, independent of memory size. (b4738dbb)
• client-marketplace-discovery: GetOfferTerms now returns renewalTerm for offers with pre-authorized renewals, exposing maxRenewals, lockoutPeriod, adjustmentDeadline, priceIncrease (fixed percentage or percentage range), and termTemplates (renewal payment schedules). Enables buyers to view renewal pricing and terms. (1fbc92ca)
• client-iotsitewise: AWS IoT SiteWise Scenario Discovery now supports mounting Amazon S3 data directly into pipeline task containers via S3 Access Points, and configuring additional ephemeral storage per task. Mount configurations can be overridden at execution time. See the API guide for details. (3b3b8a5b)
• client-lightsail: This release adds support for the Amazon Lightsail GetProfile API, which returns the profile for the specified account. (a05a4bf2)
• client-kinesis: Amazon Kinesis Data Streams now supports a dry run feature for data-plane APIs to validate the permissions and request parameters. If all checks complete successfully, the API returns a 'DryRunOperationException', confirming the request would have succeeded without the 'DryRun' parameter. (b7c1241e)
• client-taxsettings: France and Monaco Additional Info changes (93faab85)
• client-mediaconvert: Adds support for AAC passthrough. Adds ManifestCues option to support HLS manifest Cue marker passthrough. Adds playback device compatibility mode for DASH H.265 outputs. Adds TTML caption styling options. Adds interlace mode support for XAVC HD Intra CBG profile. (4f9ca64d)
• client-ec2: Update UserData and UploadPolicy shapes to use SecureBlob (0369a0ea)
• client-bedrock-agentcore-control: Online evaluation configurations now support up to 25 evaluators. CloudWatch Logs data sources for online evaluation now support up to 10 log groups. (add62744)
• client-guardduty: Amazon GuardDuty now supports custom detection rules, including APIs to manage rule associations and organization-level configurations. (c4309459)
• client-sesv2: Added support for managing SMIME signing certificates for email identities, including associating, listing, and disassociating certificates. Added the UpdateConfigurationSet operation to configure message security options such as signing scheme. (5d6518c2)
• client-marketplace-agreement: This release adds renewal support for AWS Marketplace private offers. Agreements report whether they renew and, if not, why. Renewal terms add price increases, renewal limits, renewal decision deadlines, and payment schedule templates. SearchAgreements adds filters. (5cffee4c)

For list of updated packages, view updated-packages.md in assets-3.1124.0.zip

3.1123.0(2026-08-31)

New Features

• client-agent-registry: Release HTTP and AGUI descriptors to the dataplane model (3c4c7422)

Bug Fixes

• credential-provider-node: handle passive credential refresh rejection (#8281) (f36843d4)

For list of updated packages, view updated-packages.md in assets-3.1123.0.zip

3.1122.0(2026-08-31)

Documentation Changes

• client-controltower: Updated the descriptions for the AWS Control Tower ListEnabledControls API parameters to make them more accurate and intuitive. (c54ac4e6)

New Features

• client-pinpoint-sms-voice-v2: AWS End User Messaging SMS now returns ConditionalBehavior on DescribeRegistrationFieldDefinitions, allowing you to programmatically discover which registration fields are required, optional, or disallowed based on the values of other fields in the same form. (9cbace13)
• client-customer-profiles: This release introduces new APIs for segment membership events allowing segment definition membership events to be exported to a kinesis stream for downstream processing. Additionally, includes new calculated attribute statistic and 2 new segment dimension types. (be1a9dab)
• client-sagemaker: Amazon SageMaker Batch Transform now supports G6e instances, powered by NVIDIA L40S Tensor Core GPUs. G6e instances are the most cost-efficient GPU instances for deploying generative AI models and the highest-performance GPU instances for spatial computing workloads. (b063cf77)
• client-quicksight: This release adds support for managing apps in Amazon QuickSight with ListApps, SearchApps, DescribeApp, DescribeAppPermissions, UpdateAppPermissions, and DeleteApp (98a49570)
• client-connect: Added support for global routing on Amazon Connect Global Resiliency instances. New APIs GetCrossRegionRouting and UpdateCrossRegionRouting allow you to view and control cross-region contact routing between linked instances, so both Regions are active at all times. (ce410263)
• client-agent-registry-control: AWS Agent Registry becomes Generally Available (e41244e9)
• client-kinesis: Adds support for data delivery to Amazon S3 Tables (Apache Iceberg) and general purpose Amazon S3 buckets with new CreateChannel, UpdateChannel, DeleteChannel, DescribeChannel, and ListChannels APIs for Amazon Kinesis Data Streams. (64ebb058)
• client-agent-registry: AWS Agent Registry becomes Generally Available (e60306f1)
• client-devops-agent: Adds support for Slack bidirectional communication configuration in AWS DevOps Agent agent spaces. (75bc6d6d)
• client-kafkaconnect: Amazon MSK Connect now supports restarting newly created connectors via the asynchronous RestartConnector API. Restart all tasks or only failed tasks, while preserving configuration and committed offsets. This returns a connector operation ARN that you can track with DescribeConnectorOperation. (8771afaf)
• client-support: AWS Support now allows up to 10 attachments (150 MB each) per case correspondence, up from 3 at 5 MB. Customers can share large diagnostic logs, heap dumps, and packet captures directly in cases to reduce back-and-forth and speed up resolution. Available in US East, US West, and Europe (Ireland). (4ddd79c1)
• client-workspaces-instances: Amazon WorkSpaces Core managed instances now support nested virtualization. Customers can enable nested virtualization with supported instance types at launch via CpuOptions.NestedVirtualization in CreateWorkspaceInstance to run hypervisors and virtual machines inside their WorkSpaces Instance. (29587d12)

For list of updated packages, view updated-packages.md in assets-3.1122.0.zip