v1.6.74

[1.6.74] - 05/14/2026

Features

• (bedrock) Advanced Prompt Optimization (AdvPO) allows you to optimize and migrate your prompts for any model on Bedrock by automatically evaluating responses and rewriting prompts to improve performance. This release provides a programmatic way to create, get, list, stop, and delete AdvPO jobs.
• (cloudfront) Adding a new boolean for OCSP Revocations in Viewer mTLS Create and Update APIs, and adding a new 'Passthrough' option for TrustStore modes
• (databasemigrationservice) Add 9 SDK waiters for DMS Schema Conversion async operations. Eliminates manual polling for import, assessment, conversion, export, and creation jobs.
• (datazone) Adds support for SageMaker Unified Studio notebook operations, including notebook import and export
• (glue) Release --has-databases parameter for AWS Glue get-catalogs API, which filters catalog responses to include only those capable of containing databases, excluding parent catalogs that hold only other catalogs. Remove model-level validation on partition index list size for AWS Glue tables.
• (grafana) Adds support for dual-stack (IPv4 and IPv6) connectivity to Amazon Managed Grafana workspaces. Customers can configure the ipAddressType parameter when creating or updating a workspace to choose between IPv4-only or dual-stack (IPv4 and IPv6) access.
• (mgn) Introducing new option for security groups mapping - with MAP-DHCP the service translates security rules from your source environment with DHCP compatibility.
• (qconnect) ListModels is an API that returns the available AI models for a Connect Assistant based on its region and AI prompt type.

v1.6.73

[1.6.73] - 05/13/2026

Features

• (arcregionswitch) Adds support for enabling and disabling Lambda event source mappings in Region switch plans.
• (bedrockagentcorecontrol) Adds support for read-only summary APIs for Policy Engine, Policy, and Policy Generation resources, enabling metadata retrieval without KMS decryption for AWS Config integration.
• (billingconductor) Add ConflictException to UpdateCustomLineItem operation.
• (connect) This change added three new EventSourceName for schedule notification feature
• (connectcampaignsv2) This release added support for Outbound Campaign timezone detection using all available contact methods
• (connectcases) Amazon Connect Cases now supports SLA durations of up to 2 years (1,051,200 minutes), increased from the previous maximum of 90 days (129,600 minutes). This enables you to track long-running service level agreements for cases that require extended resolution timelines.
• (dsql) Added support for Amazon Aurora DSQL change data capture (CDC) streams that deliver row-level database changes to Amazon Kinesis in JSON format. Includes CreateStream, GetStream, ListStreams, and DeleteStream operations.
• (ec2) Include length limits in the SDK and documentation for text fields in Image (AMI) APIs such as the image name and description
• (elasticsearchservice) Adds support for AutomatedSnapshotPauseOptions.
• (lightsail) Added OriginIpAddressTypeEnum (ipv4, ipv6, dualstack) and ipAddressType field to Origin and InputOrigin structures for Lightsail CDN distributions. Allows customers to specify how the distribution connects to origins, using IPv4, IPv6, or dualstack networking
• (opensearch) Adds support for AutomatedSnapshotPauseOptions.
• (partnercentralaccount) Added ServiceQuotaExceededExceptions for Profile operations
• (pcs) Add support for Amazon EC2 Interruptible-ODCR
• (quicksight) Adds five new custom permission option for Quick Apps so that these capabilities can be controlled by public SDK and CLI.
• (rtbfabric) Customers can now configure custom domain names for their RTB Fabric gateways. This enables partners to use their own branded domain for RTB traffic instead of the default rtbfabric endpoint
• (sagemaker) Adds execution role session name mode to reflect user identity in Studio. Adds Flexible Training Plans on Studio apps. Adds restricted model packages to control access to proprietary model artifacts via IAM. Fixed instance type parity between inference endpoints and managed shadow tests.
• (securityagent) Add support for code reviews, a new resource type that enables automated security-focused static analysis of source code repositories.
• (sfn) Updated default SDK endpoints for AWS Step Functions in AWS GovCloud (US) regions. The default Dual-Stack endpoints now resolve to "states-fips" prefixed hostnames. There are no changes to service behavior. No customer action is required.
• (socialmessaging) Adds parameters to call the GetWhatsAppMessageTemplate and UpdateWhatsAppMessageTemplate APIs with a template name and language code in place of the template ID. Linked WhatsApp accounts also describe whether the WABA is onboarded to Meta's Marketing Messages API.
• ⚠️ IMPORTANT: Write cached auth files for SSO and AWS Login credentials providers with 600 permissions on POSIX OSes
• Add new standard retry behavior behind AWS_NEW_RETRIES_2026 feature flag with updated backoff defaults, DynamoDB-specific overrides, and service-scoped error classification. See the announcement for more details.
• Add retry logic for long polling operations. See the announcement for more details.

Documentation

• (batch) Adds a billing callout to docs regarding using the CE Scale Down Delay feature
• (glue) AWS Glue now defaults the job timeout to 480 minutes for Glue version 5.0 and later when no timeout value is specified. The default remains 2,880 minutes for Glue version 4.0 and earlier.
• (redshift) Added rg.xlarge and rg.4xlarge to valid NodeType values and updated documentation for CreateCluster, ModifyCluster, ResizeCluster, and RestoreFromClusterSnapshot APIs to reflect RG node type support.

v1.6.72

[1.6.72] - 05/07/2026

Features

• (bcmdataexports) With this release, customers can configure their data exports to generate additional integration artifacts for Athena and Redshift.
• (bedrockagentcore) Launching AgentCore payments - a capability that provides secure, instant microtransaction payments for AI agents to access paid APIs, MCP servers, and content. It handles payment processing for x402 protocol, payment limits, and 3P wallet integrations with Coinbase CDP and Stripe (Privy).
• (bedrockagentcorecontrol) Launching AgentCore payments - a capability that provides secure, instant microtransaction payments for AI agents to access paid APIs, MCP servers, and content. It handles payment processing for x402 protocol, payment limits, and 3P wallet integrations with Coinbase CDP and Stripe (Privy).
• (ec2) DescribeInstanceTypes now accepts an IncludeUnsupportedInRegion parameter. When set, the response also lists instance types that are not available in the current Region. Each instance type includes a SupportedInRegion field indicating its regional availability.
• (invoicing) Updated ListInvoiceSummaries API to add new ReceiverRole filter in Request and Response
• (route53resolver) Adds supports for DNS64 on inbound endpoints and IPv6 forwarding through the internet gateway (IGW) on outbound endpoints, making it easier to manage hybrid DNS across IPv4 and IPv6 networks.

Documentation

• (guardduty) This is a documentation update

v1.6.71

[1.6.71] - 05/06/2026

Features

• (bedrockagentcorecontrol) Adds support for bring-your-own file system in AgentCore Runtime. Developers can mount Amazon S3 Files and Amazon EFS access points directly into agent sessions using filesystemConfigurations.
• (glue) Adds support for a CustomLogGroupPrefix parameter in StartDataQualityRulesetEvaluationRun to specify custom CloudWatch log group paths, and a RulesetName filter in ListDataQualityRulesetEvaluationRuns to filter evaluation runs by ruleset name.
• (imagebuilder) The ImportDiskImage API now enforces a maximum character limit of 128 characters on the image name field.
• (lexmodelsv2) Amazon Lex V2 introduces audio filler support for speech-to-speech bots. Configure melody or typing sounds that play during backend processing to reduce perceived latency and maintain a natural conversational experience for callers.
• (mwaa) Amazon MWAA now supports a PublicAndPrivate webserver access mode. The Airflow web server is accessible over both public and private endpoints, enabling workers in VPCs without internet access to reach the Task API privately while retaining public access to the Airflow UI.
• (s3) Validate outpost access point resource name
• (sagemaker) Amazon SageMaker HyperPod now returns ImageVersionStatus in DescribeCluster, DescribeClusterNode, and ListClusterNodes responses, indicating whether cluster instances are running the latest available image version.
• (securityhub) Release GenerateRecommendedPolicyV2 and GetRecommendedPolicyV2 APIs. This supports generating and retrieving policy recommendations to remediate unused permissions findings that are now being supported on Security Hub.

v1.6.70

[1.6.70] - 05/05/2026

Features

• (cleanroomsml) Increase max configurable output limits in the Clean Rooms ML configured model algorithm association resource.
• (cloudfront) Adds support for tagging CloudFront Functions and KeyValueStores resources.
• (marketplaceagreement) 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.
• (mediatailor) 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.
• (medicalimaging) Add support for DICOM Json Metadata Override features in startDICOMImportJob API
• (opensearch) 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.
• (route53domains) This release adds the TLDInMaintenance exception.
• (sagemaker) 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).

v1.6.69

[1.6.69] - 05/04/2026

Features

• (bedrockagentcorecontrol) 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.
• (cloudwatchlogs) 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.
• (ec2) This feature allows customers to change the tunnel bandwidth on existing VPN connections using the ModifyVpnConnectionOptions API
• (georoutes) Added support for TravelTimeExceedsDriverWorkHours, ViolatedBlockedRoad, and ViolatedVehicleRestriction notice codes to the CalculateRoutes API response.
• (lexmodelbuildingservice) Lex V1 is deprecated, use Lex V2 instead
• (medialive) Updates the type of the MediaLiveRouterOutputConnectionMap.
• (securityagent) 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
• (vpclattice) Amazon VPC Lattice now supports privately resolvable DNS resources

v1.6.68

[1.6.68] - 05/01/2026

Features

• (appstream) 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.
• (cloudwatch) 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.
• (cloudwatchlogs) Adds support for filtering log groups by tags in the ListLogGroups API via the new logGroupTags parameter.
• (entityresolution) 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.
• (iot) AWS IoT HTTP rule actions now support cross-topic batching, combining messages from different MQTT topics into single HTTP requests.
• (qconnect) 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.
• (quicksight) 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.

Documentation

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

v1.6.67

[1.6.67] - 04/30/2026

Features

• (bedrockagentcore) AgentCore Identity now supports on-behalf-of token exchange OAuth2. AgentCore Memory now supports metadata for LongTerm Memory Records.
• (bedrockagentcorecontrol) AgentCore Identity now supports on-behalf-of token exchange OAuth2. AgentCore Memory now supports metadata for LongTerm Memory Records.
• (datazone) Adds support for asynchronous notebook runs
• (eks) Vended logs update param for capability vended logs feature
• (kafka) Adds support for ZookeeperAccess field to control the Client-Zookeeper connectivity.
• (observabilityadmin) Observability Admin enablement launch for AWS Kafka, Bedrock Agent Core Workload Identity and OTel metric enablement.
• (paymentcryptography) 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.
• (route53globalresolver) Adds support for regions in the UpdateGlobalResolver input.
• (sagemaker) 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.
• (ssoadmin) Add InstanceArn and IdentityStoreArn in the response of CreateApplication API and IdentityStoreArn in the response of DescribeApplication API

v1.6.66

[1.6.66] - 04/29/2026

Features

• (account) 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.
• (bedrockagentcore) 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
• (bedrockagentcorecontrol) Adds configuration bundles for versioned, immutable agent configuration snapshots with branch-based lineage
• (cloudfront) 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.
• (deadline) Adds support for rtx-pro-server-6000 GPU accelerator for service-managed fleets.
• (gamelift) 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.
• (mediapackagev2) This feature adds configuration for specifying SCTE marker handling and allow greater control over generated manifest and segment URIs
• (transfer) This launch will increase the limits for customers to list the contents from the remote directories from 10k to 200k.
• (workspacesweb) Allow admins to configure IPv6 ranges on IP Access Settings.

Documentation

• (ecr) Removes support for registry policy V1

v1.6.65

[1.6.65] - 04/27/2026

Features

• (applicationsignals) Application Signals now supports creating composite Service Level Objectives on Service Operations. Users can now create service SLO on multiple operations.
• (billingconductor) Add support for Passthrough pricing plan
• (cloudwatchlogs) Adds support for selecting all logs sources and types in a single association.
• (glue) Addition of AdditionalAuditContext to GetPartition, GetPartitions, GetTableVersion, and GetTableVersions
• (ivs) Adds tags parameter to the CreateAdConfiguration operation
• (kms) 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.
• (mgn) Added network modernization support, enabling customers to edit, resize, merge, and split VPCs and subnets during migration while retaining functional, non-conflicting IP addresses.
• (omics) Enable Public Internet or VPC configuration to BatchRun
• (opensearch) Amazon OpenSearch Service now supports JWKS URL configuration for JWT authentication
• (sagemaker) Updated API documentation for endpoint MetricsConfig. Added details on supported metric publish frequencies and clarified how EnableEnhancedMetrics controls utilization and invocation metric behavior.
• (workspaces) Added support for Protocol as modified resource and added update failure as modification state

Documentation

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