3.1121.0(2026-08-28)

New Features

• client-ecs: Amazon Elastic Container Service - This release adds support for early success criteria on ECS rolling deployments, letting deployment complete once a configurable percentage of tasks are healthy, with configurable BLOCKING (required) or DEFERRED (asynchronous) cleanup of previous service revisions. (ef22d750)
• client-healthlake: New HealthLake API, RestoreFHIRDatastore, providing the capability to restore active datastores to a point in time within the last 30 days or recover a deleted datastore from the delete snapshot. (62491742)
• client-bedrock-agentcore: AgentCore Memory now supports direct ingestion into long-term memory via IngestData API (20d652de)
• client-partnercentral-selling: Releasing PARC, new APN Program that lets sellers add solftware revenue details to aws opportunity summary (2b6350f0)
• client-cognito-identity-provider: Adds two new operations - GetClientToken which allows M2M auth through the SDK, and DescribeTermsByClient to find which Terms are associated with a user-pool client without knowing the Terms resource id. (86dffd28)
• client-bedrock-agent: Adds an optional syncSchedule field to CreateDataSource and UpdateDataSource for Managed Knowledge Bases data source connectors, so a data source can sync automatically on a daily, weekly, or monthly schedule. (a8d3714a)

For list of updated packages, view updated-packages.md in assets-3.1121.0.zip

3.1120.0(2026-08-27)

Documentation Changes

• client-opensearch: Updating SDK and CLI documentation for AttachDataSource API. (d696fe76)

New Features

• client-lambda-microvms: Added InsufficientCapacityException to RunMicrovm for capacity-related failures. Added lifecycle status field (AVAILABLE, DEPRECATED) to ListManagedMicrovmImageVersions. Added ConflictException to CreateMicrovmAuthToken and CreateMicrovmShellAuthToken for unregistered MicroVMs. (72a8ff80)
• client-codedeploy: Added a deploymentMode parameter to CreateDeployment. Set it to RESTART to restart an EC2 and on-premises fleet, using the last successful revision, honoring Deployment Configuration. (78d4f964)
• client-cloudwatch-logs: Added resultCount to QueryStatistics in GetQueryResults. This field returns the total number of output rows in the final result set, helping customers programmatically determine whether a query produced results after all operations including post-aggregation filters. (0e4d242b)
• client-datazone: Add cascadeDelete to DeleteDomain. When specified, DataZone recursively deletes all projects, environments, subscriptions, and their underlying AWS resources before removing the domain. Deletion progress is reported via deleteProgress and resource failures via failureReasons on GetDomain. (3a74dc4b)
• client-rds: Adding support for the full snapshot size, in bytes, of DB instance snapshots. (ab2f66f5)
• client-ec2: EC2 allows AMI owners to define compatible instance types on their AMIs, blocking RunInstances calls automatically for launches on non-permitted instance types. (311b3b26)
• client-cognito-identity-provider: Adds the AdminDeleteSoftwareToken API operation, enabling administrators to remove a user's registered TOTP (software token) MFA configuration from a user pool. (f661bebc)

For list of updated packages, view updated-packages.md in assets-3.1120.0.zip

3.1119.0(2026-08-26)

Chores

• codegen: smithy-aws-typescript-codegen 0.53.0 (#8276) (dffb383b)

New Features

• client-sagemaker: Amazon SageMaker AI now supports ml.g7 instances for model optimization. You can now run model optimization jobs on ml.g7 instances, in supported AWS Regions. (6d5e1066)
• client-devops-agent: AWS DevOps Agent now supports trigger filter groups for Release Readiness Review, letting you control when the capability auto-triggers based on webhook events and target branches. (bc3d53d5)
• client-license-manager-user-subscriptions: Released support for License Expiry field in ListProductSubscriptions API (454d7f7f)
• client-ec2: Adds deleting state to possible VPC States. (43091d55)
• client-network-firewall: Adding new status enum for Firewalls. (4cb21cb3)

For list of updated packages, view updated-packages.md in assets-3.1119.0.zip

3.1118.0(2026-08-25)

Documentation Changes

• client-marketplace-metering: Updated documentation to clarify duplicate-billing prevention and BatchMeterUsage retry guidance (32231025)

New Features

• clients: update client endpoints as of 2026-08-25 (c732c7ae)
• client-iot: As part of this release, we are extending capability of AWS IoT Rules Engine to support IoT InfluxDB Action. The IoT InfluxDB action lets customers send messages from IoT sensors and applications to InfluxDB. (9e82d71c)
• client-iam-toolbox: AWS Identity and Access Management (IAM) announces access troubleshooter, helping you debug access denied errors faster. Supported error messages now include an identifier you can use to retrieve detailed evaluations of the policies considered and their results. Preview in US East (N. Virginia). (3187bf7a)
• client-ec2: Fleet feature to support Capacity Reservation Resource Groups with Amazon EC2 Capacity Blocks and interruptible Capacity Reservations (144e9945)
• client-eks: This feature would give customers the ability to tune TerminatedPodGcThreshold configuration in an Amazon EKS cluster. (bdc0470b)
• client-evs: EVS now supports i7i.metal-48xl 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. (7b66b723)
• client-auto-scaling: Adds support for Distribution Segments in mixed instances policies, providing ordered prioritization across On-Demand Capacity Reservations, Capacity Blocks, interruptible Capacity Reservations, and On-Demand capacity. (986ae924)
• client-devops-agent: Adds the UpdateApprovalAction API for resolving agent action approvals in AWS DevOps Agent agent spaces. (6dfd3b34)

For list of updated packages, view updated-packages.md in assets-3.1118.0.zip

3.1117.0(2026-08-24)

Documentation Changes

• client-batch: Doc Update, Add note that UpdatePolicy applies only to EC2 managed compute environments (26c213cf)

New Features

• client-securityagent: Adding private and self-signed certificate configuration support for penetration tests (42f6ecb8)
• client-bedrock: Adds support for specifying an inference profile ID or ARN, or an application inference profile ARN as the target model in CreateAdvancedPromptOptimizationJob. (9110f46b)
• client-connect-contact-lens: This release adds the ExtractedInformation segment to the ListRealtimeContactAnalysisSegments API, enabling customers to retrieve information extracted from real-time contact analysis. (9c5bda85)
• client-dsql: Corrected the validation pattern on the ServiceName response field in the GetVpcEndpointServiceName API to match the values Amazon Aurora DSQL actually returns. (1b689a9f)
• client-connect: This release adds the ExtractedInformation segment to the ListRealtimeContactAnalysisSegmentsV2 API, enabling customers to retrieve information extracted from real-time contact analysis. (775d1ad4)
• client-launch-wizard: Added accountConstraints and patternType to GetWorkload, ListWorkloads, GetWorkloadDeploymentPattern and ListWorkloadDeploymentPatterns for Launch Wizard (721b9f47)
• client-elementalinference: Added support for the GetFixture API, enabling customers to retrieve the details of a fixture from its fixture ID, and added the access role ARN to the CreateFeed, GetFeed, and UpdateFeed responses. (d4b71834)
• client-kafka: Amazon MSK Replicator now supports OAuth authentication when connecting to external Apache Kafka clusters, enabling customers to replicate data from clusters that require OAuth for client authentication. This new capability is supported in all AWS Regions where MSK Express brokers are available. (a461b5a0)
• client-timestream-influxdb: Service-managed parameter groups now only apply optimized defaults to DB Clusters automatically. New field effectiveDbParameterGroupIdentifier surfaces the parameter group actually applied. (8c7f04cd)

For list of updated packages, view updated-packages.md in assets-3.1117.0.zip

3.1116.0(2026-08-21)

Chores

• codegen:
  • bump smithyVersion to 1.73.0 (#8273) (64f21cd0)
  • update to sync with the latest smithy-ts (#8272) (8369ada7)

Documentation Changes

• client-backup: Updating CLI Docs for Backup Audit Manager List Job Summaries APIs. (98f47ffe)
• client-wafv2: DataProtectionConfig field Key Documentation Update (a8f1fb90)

New Features

• client-cloudwatch: Allows customers to specify an initial warm up period to wait for metrics to arrive when creating metric or log alarms (e354f162)
• client-device-farm: Added support to CreateRemoveAccessSession for selecting a server version on the mobile WebDriver endpoint. (d91e09c8)
• client-bedrock-agentcore: Increase spans count from 1k to 20k (e83264aa)
• client-kinesis: Generate account endpoint for Kinesis Data Streams requests when the account ID is available (ed9966e2)
• client-bedrock-agentcore-control: Update Dataset schema to THIRDPARTYEVALUATIONV1 (f0fe8db3)

For list of updated packages, view updated-packages.md in assets-3.1116.0.zip

3.1115.0(2026-08-20)

Documentation Changes

• client-pricing-plan-manager: Documentation update for the CreateSubscription API to correct the default value of the approval mode parameter. The default value for paid subscriptions is MANUAL, not IMMEDIATE as previously documented. The default value remains IMMEDIATE for FREE tier subscriptions. (50d16ae3)

New Features

• client-sesv2: Amazon SES now supports per-message tracking overrides. You can use the new ConfigurationOverrides parameter in SendEmail and SendBulkEmail to enable or disable open and click tracking for individual messages without changing your account-level or configuration set settings. (da56caa5)
• client-arc-region-switch: Adds support for Rds switchover read replica for Oracle databases in Region switch plans (85ffb20a)
• client-ec2: EC2 marks UEFI instance metadata field as sensitive. (c232746a)
• client-direct-connect: This release adds custom route prefix pool allocations for Direct Connect. You can set IPv4 and IPv6 route prefix counts on private and transit virtual interfaces, and view pool size and unallocated counts on connections and LAGs, plus direct connect gateway attachment prefix allocation totals. (a94fb978)
• client-amplify: Increased the maximum allowed length from 255 to 4,096 characters to support longer access tokens. (f7f8ecd1)
• client-batch: AWS Batch now supports a new compute environment type that provides fully managed EC2 capacity with broader compute flexibility than Fargate, including GPU instances, bare metal, and specific instance type selection, without infrastructure management overhead. (9c559a73)
• client-sagemaker: Added IAM Identity Center (IdC) support to CreatePartnerApp and UpdatePartnerApp APIs. Added Customer Managed Key (CMK) support to CreateMlflowApp and DescribeMlflowApp. (55485887)
• client-lambda: Adds support for full JSON resource-based policies, enabling customers to create, retrieve, update, and delete function resource policies as complete JSON documents. (72573a2a)
• client-cloudfront: Added SigV4a as a supported signing protocol for Origin Access Control (OAC), enabling CloudFront to sign requests to Amazon S3 Multi-Region Access Point (S3-MRAP) origins. (95476293)

For list of updated packages, view updated-packages.md in assets-3.1115.0.zip

3.1114.0(2026-08-19)

New Features

• client-eks: Adds support for EKS cluster certificate authorities (CA) (a1316eae)
• client-bedrock-agentcore-control: AgentCore Memory now supports Flexible Namespaces (65c89d6d)
• client-batch: AWS Batch now supports managing CloudWatch Container Insights on compute environments via CreateComputeEnvironment and UpdateComputeEnvironment. (f77fc37f)
• client-redshift: Amazon Redshift enhanced System Table retention that allows customers to store their system table data directly in S3 Tables in customer's account instead of Redshift Managed Storage (a46d1f96)
• client-bedrock-agentcore: AgentCore Memory now supports Flexible Namespaces and Non-Conversational Payloads in CreateEvent API (a0d8fb6d)
• client-medialive: AWS Elemental MediaLive now supports video cropping and output positioning. Use cropRectangle and outputPositionRectangle to position the encoded video within the output frame, with the surrounding area filled with black. (2bf1331a)
• client-account-access: Adds throttling exceptions to operation outputs that were previously inconsistent with other operations. (1e39b385)
• client-vpc-lattice: Amazon VPC Lattice now supports modification of private DNS options on Service Network VPC Associations (92c89b27)
• client-redshift-serverless: Amazon Redshift Enhanced System Table Retention that allows customers to store their system table data directly in S3 Tables in customer's account instead of Redshift Managed Storage (73ad53c3)
• lib-transfer-manager: add file based download api and worker thread based download. (#8259) (b2d60357)

For list of updated packages, view updated-packages.md in assets-3.1114.0.zip

3.1113.0(2026-08-18)

Chores

• scripts: prune stale lib-dynamodb files on copy during codegen (#8269) (0278e94b)

Documentation Changes

• client-ec2: Doc release for CreateImage support for instances with local snapshots in Outpost (59ed88c0)
• client-batch: Update AWS Batch documentation with newer Fargate Supported configurations, notes, and fix broken Docker link re-directs. (c2ba4d77)

New Features

• client-entityresolution: Added ResourceNotFoundException to DeleteSchemaMapping, DeleteMatchingWorkflow, DeleteIdMappingWorkflow, and DeleteIdNamespace. These operations now return a 404 ResourceNotFoundException (previously a 200 Success) when the target resource does not exist. (860ccc20)
• client-outposts: AWS Outposts now supports VPC Endpoint configuration in CreatePrivateConnectivityConfig, enabling scoped private connectivity with provisioning role creation for secure outpost installations (74c9d458)
• client-workspaces: Amazon WorkSpaces now supports nested virtualization, allowing you to run hypervisors and virtualization-based workloads within your WorkSpaces. You can enable or disable nested virtualization when creating a WorkSpace or by modifying an existing WorkSpace's properties. (b15dc812)
• client-marketplace-catalog: Introducing two new APIs, DescribeAssessment and ListAssessments. These APIs expose validation issues on Marketplace resources. The validation issues are exposed via a newly created resource called Assessment. (a2a6ab2f)
• client-medialive: AWS Elemental MediaLive now supports SCTE-35 marker passthrough without IDR frame insertion for CMAF Ingest, MediaPackage V2, and transport stream outputs. (b93c2f34)

Bug Fixes

• token-providers: update SSO refresh throttle per session (#8268) (ac44fb04)

For list of updated packages, view updated-packages.md in assets-3.1113.0.zip

3.1112.0(2026-08-17)

New Features

• client-organizations: Add new Transfer Responsibility error codes and document related CloudTrail events for accepting and terminating a Transfer Responsibility. (7ec26973)
• client-bedrock-agent-runtime: AgenticRetrieveStream API now supports Amazon Bedrock AgentCore Memory. Use the new memoryConfiguration parameter to continue a session from short-term memory and retrieve from long-term memory. (cd02310c)
• client-ecr: Documentation update for the ECR PutReplicationConfiguration API to increase the replication rule limit from 10 to 25 (dc406081)
• client-drs: AWS Elastic Disaster Recovery (AWS DRS) now offers Recovery Plans to recover multi-server applications in the right order in one action. Define the launch sequence once, with ordered steps and wait times, and DRS runs it automatically. Validate with non-disruptive drills and monitor in real time. (3c0ff266)
• client-bedrock-agentcore-control: Adds implementations of third-party evaluators, both managed-as-a-service and as templates within custom evaluators. (f34b614a)
• client-connect: This release adds new APIs to create, describe, update, delete, and list extraction definitions, enabling customers to manage lifecycle of extraction definition resources. Additionally, this release adds new event sources for Rules related to ACW and new action to Extract Information. (7e3a6ef7)
• client-geo-maps: Amazon Location Service now supports POI density and category filtering on dynamic maps. The GetStyleDescriptor API adds two optional parameters. PoiDensity (Off to VeryDense) controls POI volume, and PoiCategories filters by up to nine categories. Available on HERE and Grab map styles. (629fb9e1)

For list of updated packages, view updated-packages.md in assets-3.1112.0.zip