AWS SDK for Java v2 2.44.2

2.44.2 2026-05-05

AWS Clean Rooms ML

• Features

  • Increase max configurable output limits in the Clean Rooms ML configured model algorithm association resource.

AWS Health Imaging

• Features

  • Add support for DICOM Json Metadata Override features in startDICOMImportJob API

AWS Marketplace Agreement Service

• Features

  • With this release, Agreements API provides a programmatic way to generate quotes, accept offers, track charges and entitlements, manage renewals and cancellations, and streamline operations entirely through APIs without navigating to the AWS Marketplace website or AWS Management Console.

AWS MediaTailor

• Features

  • Added support for Monetization Functions. Monetization Functions let you enrich ad requests with external data and transform session parameters using JSONata expressions, without deploying custom infrastructure.

AWS SDK for Java v2

• Features

  • Updated endpoint and partition metadata.

• Bugfixes

  • Fix an issue in the async SDK clients where a retry can lead to a NullPointerException if the exception that the SDK encountered did not originate from the service, such as a connection exception.

Amazon CloudFront

• Features

  • Adds support for tagging CloudFront Functions and KeyValueStores resources.

Amazon OpenSearch Service

• Features

  • Amazon OpenSearch Service now supports VPC egress, enabling outbound traffic from your OpenSearch domain to route privately through your VPC instead of the public internet.

Amazon Route 53 Domains

• Features

  • This release adds the TLDInMaintenance exception.

Amazon SageMaker Service

• Features

  • Adds support for ml.p5.4xlarge instance type for SageMaker Studio JupyterLab and CodeEditor apps for IAD (us-east-1), NRT (ap-northeast-1), BOM (ap-south-1), CGK (ap-southeast-3), GRU (sa-east-1), PDX (us-west-2), CMH (us-east-2).

AWS SDK for Java v2 2.44.1

2.44.1 2026-05-04

AWS Elemental MediaLive

• Features

  • Updates the type of the MediaLiveRouterOutputConnectionMap.

AWS SDK for Java v2

• Features

  • Optimized JSON marshalling performance for JSON RPC, REST JSON and RPCv2 Cbor protocols.

AWS Security Agent

• Features

  • AWS Security Agent is adding a new target domain verification method for private VPC penetration testing. Additionally, the target domain resource will now have a verification status reason field to surface additional details about domain verification

Amazon Bedrock AgentCore Control

• Features

  • Amazon Bedrock AgentCore gateways now support MCP Sessions and response streaming from MCP targets. Session timeouts can be set between 15 minutes and 8 hours, and response streaming enables forwarding stream events sent by MCP targets to gateway users.

Amazon CloudWatch Logs

• Features

  • Adding an additional optional deliverySourceConfiguration field to PutDeliverySource API. This enables customers to pass service-specific configurations through IngestionHub such as tracing enablement or sampling rates that will be propagated to the source resource.

Amazon Elastic Compute Cloud

• Features

  • This feature allows customers to change the tunnel bandwidth on existing VPN connections using the ModifyVpnConnectionOptions API

Amazon Lex Model Building Service

• Features

  • Lex V1 is deprecated, use Lex V2 instead

Amazon Location Service Routes V2

• Features

  • Added support for TravelTimeExceedsDriverWorkHours, ViolatedBlockedRoad, and ViolatedVehicleRestriction notice codes to the CalculateRoutes API response.

Amazon VPC Lattice

• Features

  • Amazon VPC Lattice now supports privately resolvable DNS resources

S3 Transfer Manager

• Bugfixes

  • Fix S3 Transfer Manager progress tracking overshoot when a multipart download part-get is retried after partial data delivery

AWS SDK for Java v2 2.44.0

2.44.0 2026-05-01

AWS EntityResolution

• Features

  • Add support for transitive matching in AWS Entity Resolution rule-based matching workflows. When enabled, records that match through different rules are grouped together into the same match group, allowing related records to be connected across rule levels.

AWS Identity and Access Management

• Features

  • Added guidance for CreateOpenIDConnectProvider to include multiple thumbprints when OIDC discovery and JWKS endpoints use different hosts or certificates

AWS IoT

• Features

  • AWS IoT HTTP rule actions now support cross-topic batching, combining messages from different MQTT topics into single HTTP requests.

AWS SDK for Java v2

• Features

  • Added support for v2.1 retry behavior behind the AWS_NEW_RETRIES_2026 feature gate. When enabled via environment variable AWS_NEW_RETRIES_2026=true or system property -Daws.newRetries2026=true, the SDK applies the following changes:

    • Uses STANDARD as the default retry mode
    • Reduces base backoff delay from 100ms to 50ms
    • Differentiates token costs between transient and throttling errors
    • Honors the max_attempts profile property
    • Uses the x-amz-retry-after response header for server-suggested delays
    • Retries on LimitExceededException as a throttling error
    • Retries on STS IdpCommunicationErrorException
    • Reduces DynamoDB default max attempts from 9 to 4
    • Backs off before failing long-polling operations (e.g., SQS ReceiveMessage) when the retry token bucket is exhausted, instead of failing immediately

    Example usage:

    System.setProperty(SdkSystemSetting.AWS_NEW_RETRIES_2026.property(), "true");
    DynamoDbClient ddb = DynamoDbClient.create();

  • Updated endpoint and partition metadata.

Amazon AppStream

• Features

  • Amazon WorkSpaces Applications now enables AI agents to securely operate desktop applications. Administrators configure stacks to provide agents access to WorkSpaces. Agents can click, type, and take screenshots. Agents authenticate with AWS IAM credentials with activity logged in AWS CloudTrail.

Amazon CloudWatch

• Features

  • This release adds tag support for CloudWatch Dashboards. The PutDashboard API now accepts a Tags parameter, allowing you to tag dashboards at creation time. Additionally, the TagResource, UntagResource, and ListTagsForResource APIs now support dashboard ARNs as resources.

Amazon CloudWatch Logs

• Features

  • Adds support for filtering log groups by tags in the ListLogGroups API via the new logGroupTags parameter.

Amazon Q Connect

• Features

  • Added reasoning details, statusDescription, and timeToFirstTokenMs fields to the ListSpans response in Amazon Q in Connect to provide visibility into model thinking, error diagnostics, and inference latency metrics.

Amazon QuickSight

• Features

  • Add IdentityProviderCACertificatesBundleS3Uri for private CA certs with OAuth datasources. 256-char limit for FontFamily in themes. ControlTitleFormatText on all 13 filters. ControlTitleFontConfiguration. ContextRegion for cross-region identity context. Story,scenario in CreateCustomCapability API.

AWS SDK for Java v2 2.43.2

2.43.2 2026-04-30

AWS SDK for Java v2

• Features

  • Updated endpoint and partition metadata.

• Bugfixes

  • Improved error message when ResponseTransformer.toFile() or AsyncResponseTransformer.toFile() fails because the parent directory does not exist. The error now indicates that the parent directory must be created before calling the method.

AWS Single Sign-On Admin

• Features

  • Add InstanceArn and IdentityStoreArn in the response of CreateApplication API and IdentityStoreArn in the response of DescribeApplication API

Amazon Bedrock AgentCore

• Features

  • AgentCore Identity now supports on-behalf-of token exchange OAuth2. AgentCore Memory now supports metadata for LongTerm Memory Records.

Amazon Bedrock AgentCore Control

• Features

  • AgentCore Identity now supports on-behalf-of token exchange OAuth2. AgentCore Memory now supports metadata for LongTerm Memory Records.

Amazon DataZone

• Features

  • Adds support for asynchronous notebook runs

Amazon Elastic Kubernetes Service

• Features

  • Vended logs update param for capability vended logs feature

Amazon Route 53 Global Resolver

• Features

  • Adds support for regions in the UpdateGlobalResolver input.

Amazon SageMaker Service

• Features

  • Add InstancePools support to Endpoint for flexible provisioning across a prioritized list of instance types. Add Specifications support to InferenceComponent for per-instance-type model configurations.

CloudWatch Observability Admin Service

• Features

  • Observability Admin enablement launch for AWS Kafka, Bedrock Agent Core Workload Identity and OTel metric enablement.

Managed Streaming for Kafka

• Features

  • Adds support for ZookeeperAccess field to control the Client-Zookeeper connectivity.

Payment Cryptography Control Plane

• Features

  • Adds support for resource-based policies on AWS Payment Cryptography keys, enabling cross-account key sharing. Also adds Multi-Party Approval (MPA) team association APIs for protecting sensitive import root public key operations.

Url Connection Client

• Bugfixes

  • Allow retry when URL Connection HTTP Client encounters a NullPointerException wrapped in a RuntimeException

AWS SDK for Java v2 2.43.1

2.43.1 2026-04-29

AWS Account

• Features

  • Adds AccountState in the response for the GetAccountInformation API. Each state represents a specific phase in the account lifecycle. Use this information to manage account access, automate workflows, or trigger actions based on account state changes.

AWS Elemental MediaPackage v2

• Features

  • This feature adds configuration for specifying SCTE marker handling and allow greater control over generated manifest and segment URIs

AWS SDK for Java v2

• Features

  • Updated endpoint and partition metadata.

• Bugfixes

  • Fixed deserialization failure for JSON responses containing field names longer than 50,000 characters. Services like DynamoDB allow attribute names up to 65,535 bytes, which exceeded Jackson's default maxNameLength limit.

AWS Transfer Family

• Features

  • This launch will increase the limits for customers to list the contents from the remote directories from 10k to 200k.

AWSDeadlineCloud

• Features

  • Adds support for rtx-pro-server-6000 GPU accelerator for service-managed fleets.

Amazon Bedrock AgentCore

• Features

  • Adds batch evaluation for running evaluators against multiple agent sessions with server-side orchestration, AI-powered recommendations for optimizing system prompts and tool descriptions, and AB testing with controlled traffic splitting and statistical significance reporting

Amazon Bedrock AgentCore Control

• Features

  • Adds configuration bundles for versioned, immutable agent configuration snapshots with branch-based lineage

Amazon CloudFront

• Features

  • Amazon CloudFront now supports cache tag. Tag objects via response headers and invalidate all matching objects in a single request, replacing manual URL tracking and broad wildcards.

Amazon Elastic Container Registry

• Features

  • Removes support for registry policy V1

Amazon GameLift

• Features

  • Amazon GameLift Servers adds a new DescribeContainerGroupPortMappings API for container fleets, making it easy to discover which connection ports map to your container ports without needing to remotely access the compute.

Amazon S3

• Bugfixes

  • Add custom 503 throttling detection for S3 head operations

Amazon WorkSpaces Web

• Features

  • Allow admins to configure IPv6 ranges on IP Access Settings.

S3 Transfer Manager

• Bugfixes

  • Fixed an issue where cancelling a directory transfer did not fully stop the operation.

S3TransferManager

• Features

  • Support MRAP buckets in S3 TransferManager.

AWS SDK for Java v2 2.43.0

2.43.0 2026-04-27

AWS Glue

• Features

  • Addition of AdditionalAuditContext to GetPartition, GetPartitions, GetTableVersion, and GetTableVersions

AWS Key Management Service

• Features

  • KMS GetKeyLastUsage API provides information on the last successful cryptographic operation performed on KMS keys. This new API provides KMS customers with the last timestamp, CloudTrail eventId, and the cryptographic operation that was performed on the key.

AWS SDK for Java v2

• Features

  • Add support for overriding authSchemeProvider per request.
  • Optimize ExecutionAttributes to reduce resizes and reduce hash computation cost.

AWSBillingConductor

• Features

  • Add support for Passthrough pricing plan

Amazon CloudWatch Application Signals

• Features

  • Application Signals now supports creating composite Service Level Objectives on Service Operations. Users can now create service SLO on multiple operations.

Amazon CloudWatch Logs

• Features

  • Adds support for selecting all logs sources and types in a single association.

Amazon GameLift Streams

• Features

  • Adds Proton 10.0-4 to the list of runtime environment options available when creating an Amazon GameLift Streams application

Amazon Interactive Video Service

• Features

  • Adds tags parameter to the CreateAdConfiguration operation

Amazon Omics

• Features

  • Enable Public Internet or VPC configuration to BatchRun

Amazon OpenSearch Service

• Features

  • Amazon OpenSearch Service now supports JWKS URL configuration for JWT authentication

Amazon S3

• Features

  • Add configurable expectContinueThresholdInBytes to S3Configuration (default 1 MB). The Expect: 100-continue header is now only added to PutObject and UploadPart requests when the content-length meets or exceeds the threshold, reducing latency overhead for small uploads.

Amazon SageMaker Service

• Features

  • Updated API documentation for endpoint MetricsConfig. Added details on supported metric publish frequencies and clarified how EnableEnhancedMetrics controls utilization and invocation metric behavior.

Amazon WorkSpaces

• Features

  • Added support for Protocol as modified resource and added update failure as modification state

Application Migration Service

• Features

  • Added network modernization support, enabling customers to edit, resize, merge, and split VPCs and subnets during migration while retaining functional, non-conflicting IP addresses.

S3 Transfer Manager

• Bugfixes

  • Fix TransferListener callbacks (bytesTransferred, transferComplete) not firing for unknown-content-length uploads via S3TransferManager when the data fits in a single chunk.

AWS SDK for Java v2 2.42.41

2.42.41 2026-04-24

AWS CRT HTTP Client

• Bugfixes

  • Fix connection pool leak in AwsCrtHttpClient when threads are externally interrupted.

AWS SDK for Java v2

• Features

  • Updated endpoint and partition metadata.

AWS Transfer Family

• Features

  • AWS Transfer Family now support configurable IP address types for Web Apps of type VPC, enabling customers to select IPv4-only or dual-stack (IPv4 and IPv6) configurations based on their network requirements.

Amazon Bedrock AgentCore Control

• Features

  • Added support for configuring identity providers and inbound authorizers within a private VPC for AWS Bedrock AgentCore, enabling secure network connection without public internet access

Amazon CloudWatch Logs

• Features

  • Adding nextToken and maxItems to the GetQueryResults API.

Amazon Connect Service

• Features

  • Amazon Connect is expanding attachment capabilities to give customers greater flexibility and control. Currently limited to predefined file types, the new feature will allow contact center administrators to customize which file extensions and sizes are supported across chat, email, tasks, and cases.

Amazon Elastic VMware Service

• Features

  • EVS now supports i7i.metal-24xl EC2 bare metal instance type, delivering high random IOPS performance with real-time latency, ideal for IO intensive and latency-sensitive workloads such as transactional databases, real-time analytics, and AI ML pre-processing.

Connect Health

• Features

  • Corrected CreateWebAppConfiguration documentation. Adding slash as an allowed character for the Ambient documentation agent to allow pronoun specifications.

AWS SDK for Java v2 2.42.40

2.42.40 2026-04-23

Amazon OpenSearch Service

• Features

  • Amazon OpenSearch UI applications now support cross-Region domain association, enabling you to connect OpenSearch Dashboards in one AWS Region to OpenSearch domains in other Regions within the same partition for centralized data visualization.

Managed integrations for AWS IoT Device Management

• Features

  • Adds "Status" field to provisioning profile operation response types, giving users visibility into the readiness of a provisioning profile to be used for device provisioning.

Amazon DataZone

• Features

  • Releasing For LakehouseProperties attributes in the Connections API's

AWS Parallel Computing Service

• Features

  • This release adds support for Slurm 25.11 with expedited requeue enabled by default for jobs failing due to node issues, configurable requeue delay, health checks at node startup only, and unauthenticated HTTP endpoints disabled by default for improved security.

AWS SDK for Java v2 2.42.39

2.42.39 2026-04-22

AWS Batch

• Features

  • Support of S3Files volume type, container start and stop timeouts.

AWS IoT Wireless

• Features

  • Enable customers to optionally specify a desired confidence level for Cellular and WiFi position estimates. Customers can use this to trade off confidence level and radius of uncertainty based on their needs.

AWS Lambda

• Features

  • Add Ruby 4.0 (ruby4.0) support to AWS Lambda.

AWS S3 Control

• Features

  • This release adds support for five additional checksum algorithms for data integrity checking in Amazon S3 - MD5, SHA-512, XXHash3, XXHash64, and XXHash128.

Amazon Bedrock AgentCore

• Features

  • Adds support for Amazon Bedrock AgentCore Harness data plane APIs, enabling customers to invoke managed agent loops and execute commands on live agent sessions with streaming responses.

Amazon Bedrock AgentCore Control

• Features

  • Adds support for Amazon Bedrock AgentCore Harness control plane APIs, enabling customers to create, manage, and configure managed agent loops with customizable models, tools, memory, and isolated execution environments.

Amazon DynamoDB Enhanced Client

• Bugfixes

  • Fix AutoGeneratedTimestampRecordExtension failing with UnsupportedOperationException for custom table schemas that do not implement converterForAttribute.

Amazon EC2 Container Service

• Features

  • GPU health monitoring and auto-repair for ECS Managed Instances

Amazon Elastic Compute Cloud

• Features

  • Managed resource visibility settings control whether resources that AWS services provision on your behalf within your AWS account appear in your Amazon console views and API list operations.

Amazon Interactive Video Service

• Features

  • Adds support for Amazon IVS server-side ad insertion

Amazon OpenSearch Ingestion

• Features

  • Update the pipeline configuration body character limit for the CreatePipeline API call.

Amazon OpenSearch Service

• Features

  • Adds support for RollbackServiceSoftwareUpdate API

Amazon Simple Storage Service

• Features

  • This release adds five additional checksum algorithms for S3 data integrity (MD5, SHA-512, XXHash3, XXHash64, XXHash128) and support for S3 Inventory on directory buckets (S3 Express One Zone).

EMR Serverless

• Features

  • This release adds support for Spark connect sessions starting with release label emr-7.13.0.

AWS SDK for Java v2 2.42.38

2.42.38 2026-04-21

AWS Comprehend Medical

• Features

  • This release adds Smithy RPC v2 CBOR as an additional protocol alongside the existing AWS JSON 1.1. The SDK will prioritize its most performant protocol.

Amazon SageMaker Service

• Features

  • SageMaker AI now supports generative AI inference recommendations. Provide your model and workload, and SageMaker AI optimizes configurations, benchmarks them on real GPUs, and returns deployment-ready recommendations with validated metrics, accelerating the path to production from weeks to hours.

Amazon GameLift

• Features

  • This release adds Smithy RPC v2 CBOR as an additional protocol alongside the existing AWS JSON 1.1. The SDK will prioritize its most performant protocol.

AWS Network Firewall

• Features

  • Support for new types of partner managed rulegroups for Network Firewall Service

Compute Optimizer Automation

• Features

  • This release adds Smithy RPC v2 CBOR as an additional protocol alongside the existing AWS JSON 1.0. The SDK will prioritize its most performant protocol.

Amazon Cognito Identity Provider

• Features

  • Adding dutch language support for Cognito Managed Login and Terms on Console

AWS Compute Optimizer

• Features

  • This release adds Smithy RPC v2 CBOR as an additional protocol alongside the existing AWS JSON 1.0. The SDK will prioritize its most performant protocol.

Amazon Import/Export Snowball

• Features

  • This release adds Smithy RPC v2 CBOR as an additional protocol alongside the existing AWS JSON 1.1. The SDK will prioritize its most performant protocol.

AWS Marketplace Entitlement Service

• Features

  • This release adds Smithy RPC v2 CBOR as an additional protocol alongside the existing AWS JSON 1.1. The SDK will prioritize its most performant protocol.