2.55.11 2026-10-02

AWS Elemental MediaPackage v2

• Features

  • Dynamic Multiview enables viewers to watch multiple live video streams in a single combined output. Static filter configuration allows users to configure endpoints with layouts and sources without using query parameters. The number of sources per multiview channel has been increased to 50.

AWS Glue

• Features

  • Added refresh token grant type to Glue Connection supported OAuth 2.0 grant types

AWS Invoicing

• Features

  • API and doc updates related to adding MarketplacePunchOutEnabled and MarketplacePunchOutPreference fields to ProcurementPortalPreferences related APIs

AWS SDK for Java v2

• Features

  • Added opt-in GZIPInputStream compatibility for blocking response streams to prevent concatenated (multi-member) gzip responses from being truncated when available() temporarily returns 0 at a member boundary. Enable it with ResponseTransformer.toGzipCompatibleInputStream() or AsyncResponseTransformer.toGzipCompatibleBlockingInputStream().

AWS Security Agent

• Features

  • Adds trigger filters that control which pull request events, target branches, and labels start an automatic code review.

Amazon Cognito Identity Provider

• Features

  • Amazon Cognito User Pools now supports the OIDC-standard authentication context class reference (ACR) and authentication methods reference (AMR) claims on issued access and Id tokens. Amazon Cognito User Pools also now supports step-up authentication via our existing authentication APIs.

Amazon Pinpoint SMS Voice V2

• Features

  • AWS End User Messaging SMS CarrierLookup API now supports phone number cleansing on customer opt-in. when selected, the response includes the additional field "OriginalPhoneNumber". It can also return additional PhoneNumberType enums, VOIP and PREPAID.

Lambda Web

• Features

  • Documentation update for AWS Lambda Web Functions, clarifies that the LambdaWeb APIs are experimental and not yet available to external customers.

2.55.10 2026-10-01

AWS End User Messaging

• Features

  • AWS End User Messaging now supports Brand profiles and Notify code configurations. Brand profiles capture your sender details once to reuse across phone number registrations. Notify code configurations let you define your OTP policy and delivery settings to send passcodes in minutes.

AWS Health APIs and Notifications

• Features

  • Adds DescribeServiceLifecycle operation returning lifecycle information for AWS services, including end-of-support dates, version recommendations, and lifecycle events.

AWS SDK for Java v2

• Features

  • Updated endpoint and partition metadata.

AWS SecurityHub

• Features

  • Adds GetRemediationsV2 and ListExposuresByRemediationV2 APIs. This feature allows customers to see their highest priority remediations for their Exposure findings. Remediations target key changes customers can make to resources to drive finding resolution.

AWS Transfer Family

• Features

  • AWS Transfer Family Workflows adds support for the structuredLogDestinations option, enabling customers to specify a custom Amazon CloudWatch Logs log group for managed workflow execution logs.

Agents for Amazon Bedrock

• Features

  • Adds an optional textReadyAt field to ListIngestionJobs and GetIngestionJob for Managed Knowledge Bases data source sync jobs. The field denotes the timestamp at which all the documents in the scope of a sync job had their text content indexed and are available for retrieval.

Amazon CloudFront

• Features

  • Added always-amz-auth as a supported signing behavior for Origin Access Control (OAC), enabling CloudFront to authenticate requests to Lambda-Web origins.

Amazon Elastic Compute Cloud

• Features

  • This release launches the AMI tag sharing feature, which lets AMI owners share tags alongside their AMIs, eliminating the need to build and maintain custom tag replication workflows.

Amazon QuickSight

• Features

  • This release adds HierarchyFilter support for Amazon QuickSight analysis and dashboard and 2 legged OAuth for databricks datasources.

Amazon SageMaker Service

• Features

  • Release support for c8a.16xlarge and m8a.16xlarge instance types for SageMaker HyperPod

Lambda Web

• Features

  • Lambda Web Functions GA launch. Lambda Web Functions enable customers to run web applications and API backends

2.55.9 2026-09-30

AWS Account

• Features

  • This release adds support for verifying an AWS account's primary contact phone number. SendPhoneNumberVerification sends a one-time code by SMS, VerifyPhoneNumber validates it, and GetContactInformation now returns the verification status.

AWS Batch

• Features

  • AWS Batch adds support for Amazon EKS access entries on EKS compute environments through the new accessEntry setting in CreateComputeEnvironment and UpdateComputeEnvironment.

AWS Global Accelerator

• Features

  • IpSets now include the Network Zone for each Static IP address.

AWS Glue

• Features

  • Enable Catalog ID for crawler, column statistics and materialized views.

AWS Organizations

• Features

  • Add support for policy operations on the GUARDDUTY POLICY policy type.

AWS SDK for Java v2

• Features

  • Updated endpoint and partition metadata.

Agent Registry

• Features

  • Minor doc update for the AWS Agent Registry Custom metadata SearchDiscoverableRegistryRecords API

Amazon Bedrock

• Features

  • Amazon Bedrock Automated Reasoning policies now accept Unicode letters in identifier names such as type names, type value names, and variable names. You can now author policies in non-English languages using accented or non-Latin characters.

Amazon Bedrock AgentCore Control

• Features

  • This release adds support for private certificate authorities on Amazon Bedrock AgentCore Gateway targets. The new certificateConfigurations parameter on CreateGatewayTarget and UpdateGatewayTarget references a PEM-encoded CA certificate in Amazon S3 or AWS Secrets Manager.

Amazon CloudWatch Logs

• Features

  • Amazon CloudWatch Logs now supports an optional roleArn parameter on PutDeliveryDestination for X-Ray trace delivery destinations, specifying the IAM role to assume when delivering traces.

Amazon Connect Service

• Features

  • Amazon Connect Rules can now trigger in-app notifications to users as a rule action. Notification character limit was increased to 500 visible characters.

Amazon DataZone

• Features

  • Support for setting notebook run notification configurations

Amazon DynamoDB

• Features

  • Adds support for filtering exported table data using FilterExpression, ProjectionExpression and KeyConditionExpression with ExportTableToPointInTime.

Amazon EC2 Container Service

• Features

  • Releasing VPCL for BlueGreen ecs deployments.

Amazon GuardDuty

• Features

  • GuardDuty AWS Organizations policy integration. GetDetector and GetMemberDetectors now show whether a GuardDuty policy manages a feature.

Amazon S3 Vectors

• Features

  • Amazon S3 Vectors now supports metadata prefiltering, providing higher recall on filtered queries.

Amazon SageMaker Service

• Features

  • This feature enables customers to modify their accounting database via API.

Amazon Simple Storage Service

• Features

  • Amazon S3 adds a new optional S3 Inventory field, IntelligentTieringReferenceDate, reporting the reference date S3 Intelligent-Tiering uses to evaluate an object's tier-transition eligibility. The value is populated for objects in the Intelligent-Tiering storage class and left blank for others.

CloudWatch Observability Admin Service

• Features

  • Enablement for Bedrock PaymentManager logs via Observability Admin Telemetry Rule

2.55.8 2026-09-29

AWS Elemental Inference

• Features

  • Adds an extendedAnalysis setting to contextual metadata outputs to control detection of people, environments, brands, and on-screen text, and updates the summaryGeneration documentation.

AWS Glue

• Features

  • Add support for Glue system-managed materialized views.

AWS MediaTailor

• Features

  • AWS Elemental MediaTailor now supports beaconing configuration on playback configurations. In Insights reporting mode, MediaTailor will now gather client side beaconing metrics. Set the reporting mode to Disabled to turn this off.

AWS SSO Identity Store

• Features

  • Add support for network access controls to restrict Identity Store API and SCIM access to trusted networks, optimistic locking for users and groups via resource revisions, and resource ARNs as identifiers in requests.

AWS Security Agent

• Features

  • Adds support for Azure DevOps and Bitbucket Data Center integration providers.

AWS Transfer Family

• Features

  • AWS Transfer Family now supports configuring up to three custom ports on public SFTP servers, instead of the single default port 22. You can also set each port's communication mode (server-talk-first or client-talk-first) so legacy and modern SFTP clients connect reliably.

AWSDeadlineCloud

• Features

  • AWS Deadline Cloud now supports Docker software add-ons on service-managed fleets. Adds support for Open Job Description EXPR and Feature Bundle 1 job templates with typed job parameters and job, step, and parameter names up to 512 characters.

Agents for Amazon Bedrock Runtime

• Features

  • Amazon Bedrock Agentic Retrieve now supports the Bedrock Mantle (OpenAI Responses) endpoint via a new MantleFoundationModel configuration with an optional projectId.

Amazon AppStream

• Features

  • Add support for NVIDIA GRID driver version metadata in Workspace Applications image responses through the new ImageSoftwareMetadata field.

Amazon ElastiCache

• Features

  • Amazon ElastiCache Serverless now supports public endpoints for Valkey caches. With the new Connection Type parameter, you can create a serverless cache accessible over the internet without any VPC configuration. Public endpoint caches require IAM authentication.

Amazon Elastic Compute Cloud

• Features

  • Adds the LaunchStatus field to CapacityReservation in the DescribeCapacityReservations response. This field indicates whether you can currently launch instances into an UltraServer.

Amazon OpenSearch Service

• Features

  • Amazon OpenSearch Service now supports advisory pre-validations for domain config changes. Non-critical checks now surface as warnings you can acknowledge (via the new AcceptedWarnings parameter) and proceed, instead of hard-blocking. Severity is reported in change-progress and dry-run results.

Amazon Relational Database Service

• Features

  • Adds the TargetResourceConfigurations parameter to CreateBlueGreenDeployment, letting you specify a target KMS key for each resource in the green environment.

Amazon SageMaker Service

• Features

  • Adds support for cpu flex type instances on SageMaker Training and Processing. Also contains minor updates to DescribeTrainingPlan to support ARN inputs.

Amazon Simple Email Service

• Features

  • Added Filter support for ListTenants, ListEmailIdentities, and ListConfigurationSets APIs.

Inspector2

• Features

  • The ListFindingAggregations API now includes Low, Informational, and Untriaged counts alongside the existing severity counts in SeverityCounts.

2.55.7 2026-09-28

AWS Billing

• Features

  • Adds support for (a) listing Business Support account charges via ListBusinessSupportAccountCharges and (b) subscription history via ListBusinessSupportSubscriptionHistory through the AWS Billing API.

AWS Glue

• Features

  • Added a new exception to several batch APIs

AWS Security Agent

• Features

  • Run automated penetration tests directly from your CI-CD pipeline to scan code changes before they ship, gating deployments on the findings

Agent Registry

• Features

  • AWS Agent Registry adds support for custom metadata. Discovery APIs now return custom metadata on registry records and support filtering by metadata fields. Semantic search includes custom metadata for improved relevance. Filter customMetadata fields using eq, ne, and in operators.

Agent Registry Control

• Features

  • AWS Agent Registry adds support for custom metadata. Define a typed metadata schema on your registry and attach structured key-value metadata to registry records. Schemas are additive only. Enforcement is progressive. Records show a compliance status computed against the current schema.

Amazon Bedrock AgentCore Control

• Features

  • Amazon Bedrock AgentCore Gateway now supports returning the complete MCP tools list in a single response by disabling pagination for the tools list operation. This feature is available in limited preview.

Amazon Connect Service

• Features

  • This release adds ConnectionTypes and ChatStreamingConfiguration to StartChatContact, and ConnectionCredentials, Websocket, and StreamingId to its response, so customers can request connection information and chat streaming in the same call that starts the chat.

Amazon Elastic Compute Cloud

• Features

  • API changes to AWS Client VPN to support device posture assessment and Cedar authorization policies

Amazon Elastic Kubernetes Service

• Features

  • An optional customer provided prefix used to construct the hostname of the Argo CD server endpoint for EKS Argo CD Capability.

Amazon FSx

• Features

  • Amazon FSx has expanded the model-level maximum on the ThroughputCapacity, ThroughputCapacityPerHAPair, and Iops API parameters. Actual supported values are unchanged and depend on file system type and configuration.

Amazon GuardDuty

• Features

  • Adding awsServiceName field to GuardDuty Findings

Amazon Simple Systems Manager (SSM)

• Features

  • Add support for sharing SSM documents with organizations and OUs using RAM.

2.55.6 2026-09-25

ARC - Region switch

• Features

  • Adds a service quota checker to Region switch to verify quota parity between your primary and standby Region, and automatically submit quota limit increases. Adds an optional EC2 Auto Scaling and ECS setting that waits for instances or tasks in the scaled-up Region to be healthy in target groups.

AWS Glue

• Features

  • add support for table level federation

AWS MediaConnect

• Features

  • This release adds support for RTMP push router outputs in AWS Elemental MediaConnect.

AWS Security Agent

• Features

  • This release adds the ListActorMessages operation, which returns the multi-factor authentication messages received at an actor's server-generated email address

AWS Well-Architected Tool

• Features

  • This change releases the Well-Architected Agent, a generative AI service that analyzes a customer's AWS environment and delivers personalized, prioritized recommendations across cost, security, performance, and resilience.

Agents for Amazon Bedrock

• Features

  • Adds support for calling VPC configuration API's in Bedrock. These configurations allow the use of On Prem connectors in Bedrock Managed Knowledge bases

Amazon Bedrock AgentCore Control

• Features

  • Amazon Bedrock AgentCore Payments now supports credential rotation for payment connectors, letting you rotate API and wallet secrets for Quick Create payment auths from the console. This release also adds Type and Creation type columns to the payment managers views.

Amazon Connect Service

• Features

  • Agent Privacy During Hold is a new privacy capability for Amazon Connect Voice that prevents agent audio from being captured in call recordings or Contact Lens conversational analytics during hold. When enabled, agents are automatically muted on entering hold and unmuted on resuming the contact

Amazon Neptune Graph

• Features

  • Add GraphIdentifier filter for ListImportTasks

Amazon Q Connect

• Features

  • Release shapes for the proactive agentic recommendations and the multi-knowledge base search features. Increases the maximum length of QuickResponseContent.

Amazon Rekognition

• Features

  • This release adds support for Feedback and Metadata in the GetFaceLivenessSessionResults response. Feedback returns codes explaining why a Face Liveness check produced its result. Metadata includes the client SDK type.

2.55.5 2026-09-24

AWS IoT

• Features

  • Fixed ListV2LoggingLevels and DeleteV2LoggingLevel documentation to include all supported target-types

AWS Marketplace Discovery

• Features

  • AWS Marketplace Discovery API now supports localized responses and SigV4a request signing. It returns new fulfillment details, including AMI architecture, EBS volume and security group information, SaaS quick-launch status, and SageMaker input and output MIME types.

AWS SDK for Java v2

• Features

  • Updated endpoint and partition metadata.

AWS Security Agent

• Features

  • Added support for Confluence export, enabling customers to publish security findings to Confluence pages.

Amazon CloudWatch

• Features

  • This release adds Create, Get, Update, and DeleteResourceMetricsConfiguration to enable detailed metric collection for an AWS resource, and adds UpdateOTelEnrichment plus include and exclude filters on StartOTelEnrichment so you can choose which metric namespaces CloudWatch enriches.

Amazon DataZone

• Features

  • Amazon DataZone now supports the TOOLING blueprint category on CreateEnvironmentBlueprint, UpdateEnvironmentBlueprint, GetEnvironmentBlueprint, and ListEnvironmentBlueprints, for custom tooling blueprints. CreateConnection now accepts roleArn in iamProperties.

Amazon ElastiCache

• Features

  • Added tagging support for ElastiCache Global DataStore.

Amazon EventBridge

• Features

  • Adds a ManagedBy field to the DescribeEventBus and ListEventBuses responses, identifying the AWS service that created an event bus on your behalf.

Amazon EventBridgeV2

• Features

  • Introducing Amazon EventBridge enhanced Custom event bus, a new shareable event bus for organizational-scale event-driven applications feature ordered delivery, deduplication, open event formats, and cross-account bus sharing.

Amazon Route 53 Resolver

• Features

  • Documentation updates for Route 53 Resolver. Clarifies which Outpost Resolver operations apply to first-generation AWS Outposts and that Resolver is managed automatically on second-generation Outposts. Adds Local Network Interface subnet compatibility notes for Resolver endpoints.

Redshift Data API Service

• Features

  • Updates to the ListDatabases and WorkgroupName validation

2.55.4 2026-09-23

AWS Billing

• Features

  • Added the ListBillingViewSegments API, which returns billing view segment information for a specified billing view ARN and time range. This API enables customers and integrated tools to programmatically determine the billing context of their accounts.

AWS Elemental MediaConvert

• Features

  • This release adds support for SMPTE 337M audio passthrough, compositing up to five motion graphic overlays in a single output, and controlling how passthrough video is segmented in ABR outputs. It also adds 3GP, 3G2, AAC, AC-3, and E-AC-3 as supported input containers for the Probe operation.

AWS Elemental MediaPackage v2

• Features

  • This release adds support for signalling start and end in the ContentKeyPeriod element in key request from MediaPackageV2

AWS Network Security Manager Customer API

• Features

  • AWS Network Security Manager is a new service that helps you centrally configure, deploy, and continuously enforce security policies on network security services across the accounts and resources in your AWS Organization.

AWS SDK for Java v2

• Features

  • Updated endpoint and partition metadata.

• Performance Improvements

  • Fix unnecessary allocation and request latency during endpoint resolution for operations that derive endpoint parameters from request data, including DynamoDB batch and transaction operations and Amazon S3 DeleteObjects. These bindings now use generated typed getters and iterate request maps directly instead of using reflection and copying maps. The order of derived key lists may change, but current DynamoDB endpoint routing behavior is unchanged.

Amazon Kinesis

• Features

  • Amazon Kinesis Data Streams now supports service managed record distribution for on demand streams. Set the record distribution strategy to AUTO to evenly distribute records across shards. Configure it at stream creation with CreateStream or update anytime with UpdateStreamRecordDistributionStrategy

Amazon Lex Model Building V2

• Features

  • Adds support for speaker diarization on Amazon Lex V2 bot locales. Speaker diarization keeps your bot on the primary (loudest) speaker during a streaming voice conversation, so background voices do not start a turn or interrupt a prompt.

Connect Health

• Features

  • Multi language support with code switching, custom template sectionHeader now allows underscores.

EC2 Image Builder

• Features

  • Documentation update for EC2 Image Builder - adds API request and response examples for all operations, improves descriptions throughout, and corrects response field patterns for image versions and workflow ARNs.

Payment Cryptography Data Plane

• Features

  • Adds asymmetric key support to ReEncryptData for re-encrypting data between RSA and symmetric data encryption keys.

2.55.3 2026-09-22

AWS Glue

• Features

  • Adding two new fields for Glue Materialized Views feature - (1) SubObjectsStatistics and (2) SparkPipelineInfo.

AWS SDK for Java v2

• Performance Improvements

  • Migrate all services to BDD based endpoints. Endpoint resolution behavior is unchanged but performance is improved.

AWS Single Sign-On Admin

• Features

  • AWS IAM Identity Center now returns PrimaryRegion and Regions in the DescribeInstance response, providing information about replicated instances, and returns IdentityStoreArn in both the ListInstances and DescribeInstance responses.

Amazon API Gateway

• Features

  • API Gateway now supports two new security policies for REST APIs and custom domain names, SecurityPolicy-TLS13-1-2-Ext2-PQ-2025-09 (TLS 1.3 1.2 with post-quantum cryptography) and SecurityPolicy-TLS13-1-2-Ext2-FIPS-PQ-2025-09 (adds FIPS). Both retain legacy algorithms for backward compatibility.

Amazon Elastic Compute Cloud

• Features

  • Amazon EC2 now supports quote-based start date changes for future-dated Capacity Reservations

Amazon QuickSight

• Features

  • Adds support for granular custom permissions on 28 action connectors, including Gmail, Google Drive, Google Sheets, Airtable, and Dropbox. Administrators can now allow or deny individual connector operations instead of all action connectors at once.

Amazon S3

• Bugfixes

  • PresignedUrlDownloadRequest#toString() and the presigned URL marshaller's exception messages render the presigned URL without its query string. PresignedUrlDownloadRequest#presignedurl() still returns the full URL.

CloudWatch Observability Admin Service

• Features

  • Amazon CloudWatch Omni is now generally available, an AI-powered unified observability for AI agents, applications, and infrastructure. Centralization now supports context graph for multi-account resource discovery, and dataset integrations makes logs available in CloudWatch datasets.

CloudWatch Omni

• Features

  • Amazon CloudWatch Omni is now generally available, an AI-powered unified observability for AI agents, applications, and infrastructure. As part of it, organization centralization rules now support cross-account context graph centralization.

2.55.2 2026-09-21

AWSBillingConductor

• Features

  • Launching Auto Billing Transfer Billing Group Creation Preference feature

Amazon Bedrock AgentCore

• Features

  • Amazon Bedrock AgentCore Harness now supports lifecycle hooks for invocations and tool calls, with Lambda, SNS, and EventBridge targets. This release also adds apiBase for custom OpenAI-compatible endpoints.

Amazon Bedrock AgentCore Control

• Features

  • Amazon Bedrock AgentCore Harness now supports lifecycle hooks for invocations and tool calls, with Lambda, SNS, and EventBridge targets. This release also adds apiBase for custom OpenAI-compatible endpoints

Amazon DocumentDB with MongoDB compatibility

• Features

  • Add support for CopyTagsToSnapshot field in CreateDbCluster, ModifyDbCluster, RestoreDbClusterFromSnapshot and RestoreDbClusterToPointInTime for DocumentDB.

Amazon SageMaker Service

• Features

  • Add support for r6i, m8i, c8i, r8i instance types in Training and Processing